PMID-sentid Pub_year Sent_text comp_official_name comp_offset protein_name organism prot_offset 16243715-3 2005 CSK and CHK inactivate SFKs by specifically phosphorylating a consensus tyrosine (called Y(T)) near their C-termini. Tyrosine 72-80 C-terminal Src kinase Homo sapiens 0-3 16262686-4 2005 In addition, Csk and PAG, inhibitory molecules of the TCR signalling cascade, are also contained in the BCtheta-bound membranes. bctheta 104-111 C-terminal Src kinase Homo sapiens 13-16 16227616-6 2005 Notably, alpha4-stimulated cell motility was inhibited by catalytically inactive receptor protein-tyrosine phosphatase alpha overexpression and blocked by the p50Csk phosphorylation of c-Src at Tyr-529. Tyrosine 194-197 C-terminal Src kinase Homo sapiens 159-165 15958730-0 2005 Tyrosine phosphorylation of caveolin 1 by oxidative stress is reversible and dependent on the c-src tyrosine kinase but not mitogen-activated protein kinase pathways in placental artery endothelial cells. Tyrosine 0-8 C-terminal Src kinase Homo sapiens 94-115 15958730-6 2005 Acute treatment with H(2)O(2) activated multiple signaling pathways, including the mitogen-activated protein kinases (MAPK) members (MAPK3/1-ERK2/1, MAPK8/9-JNK1/2, and MAPK11-p38(mapk)) and the c-src tyrosine kinase (CSK). Hydrogen Peroxide 21-29 C-terminal Src kinase Homo sapiens 195-216 15958730-6 2005 Acute treatment with H(2)O(2) activated multiple signaling pathways, including the mitogen-activated protein kinases (MAPK) members (MAPK3/1-ERK2/1, MAPK8/9-JNK1/2, and MAPK11-p38(mapk)) and the c-src tyrosine kinase (CSK). Hydrogen Peroxide 21-29 C-terminal Src kinase Homo sapiens 218-221 15958730-7 2005 Pharmacological studies demonstrated that, among these pathways, only the blockade of CSK activation abolished H(2)O(2)-induced CAV1 phosphorylation. Hydrogen Peroxide 111-119 C-terminal Src kinase Homo sapiens 86-89 15743820-3 2005 Instead, Csk becomes associated with an approximately 72-kDa tyrosine-phosphorylated protein, which we identify here as G3BP, a phosphoprotein reported to bind the SH3 domain of Ras GTPase-activating protein. Tyrosine 61-69 C-terminal Src kinase Homo sapiens 9-12 15914012-1 2005 Three-dimensional quantitative structure-activity relationship (3D-QSAR) analyses were carried out on quinazoline, quinoline, and cyanoquinoline derivatives inhibiting c-Src kinase. Quinazolines 102-113 C-terminal Src kinase Homo sapiens 168-180 15914012-1 2005 Three-dimensional quantitative structure-activity relationship (3D-QSAR) analyses were carried out on quinazoline, quinoline, and cyanoquinoline derivatives inhibiting c-Src kinase. quinoline 115-124 C-terminal Src kinase Homo sapiens 168-180 15914012-1 2005 Three-dimensional quantitative structure-activity relationship (3D-QSAR) analyses were carried out on quinazoline, quinoline, and cyanoquinoline derivatives inhibiting c-Src kinase. Quinoline-2-carbonitrile 130-144 C-terminal Src kinase Homo sapiens 168-180 16002086-5 2005 Previous studies demonstrated that the regulation of Csk activity is linked to conformational changes in the enzyme that can be probed with hydrogen-deuterium exchange methods. Hydrogen 140-148 C-terminal Src kinase Homo sapiens 53-56 16002086-5 2005 Previous studies demonstrated that the regulation of Csk activity is linked to conformational changes in the enzyme that can be probed with hydrogen-deuterium exchange methods. Deuterium 149-158 C-terminal Src kinase Homo sapiens 53-56 15890649-7 2005 Mutating these residues in the Csk or Chk SH2 domain to the Src counterpart resulted in dramatic gain of function similar to Src SH2 domain, whereas mutating Lys200 in Src SH2 domain to Glu (the Csk counterpart) resulted in loss of Src SH2 function. Glutamic Acid 186-189 C-terminal Src kinase Homo sapiens 195-198 15845350-2 2005 The initially described phosphorylation sites of Src include an activating phosphotyrosine 416 that results from autophosphorylation, and an inhibiting phosphotyrosine 527 that results from phosphorylation by C-terminal Src kinase (Csk) and Csk homologous kinase. Phosphotyrosine 152-167 C-terminal Src kinase Homo sapiens 209-230 15831486-6 2005 We further illustrate that EGF-dependent phosphorylation of Dok-R requires SFK activity and, more specifically, that SFK-dependent phosphorylation of tyrosine 402 on Dok-R facilitates the inducible recruitment of Csk. Tyrosine 150-158 C-terminal Src kinase Homo sapiens 213-216 15626731-6 2005 CD45 also bound to phosphoprotein associated with glycosphingolipid-enriched microdomains (PAGs), which were subsequently dephosphorylated, resulting in the release of C-terminal src kinase (Csk) from lipid rafts. Glycosphingolipids 50-67 C-terminal Src kinase Homo sapiens 168-189 15626731-6 2005 CD45 also bound to phosphoprotein associated with glycosphingolipid-enriched microdomains (PAGs), which were subsequently dephosphorylated, resulting in the release of C-terminal src kinase (Csk) from lipid rafts. Glycosphingolipids 50-67 C-terminal Src kinase Homo sapiens 191-194 15637072-13 2005 (viii) 5-HT stimulated tyrosine phosphorylation of c-Src kinase and PKC delta. Tyrosine 23-31 C-terminal Src kinase Homo sapiens 51-63 15474475-7 2004 Mutational analyses and phospho-peptide mapping suggested that the SH2 domain of Csk may preferentially bind to ITIM Y562 of CD85j; yet, mutation to phenylalanine of Y533, Y614, and Y644 also significantly reduced Csk recruitment by CD85j. Phenylalanine 149-162 C-terminal Src kinase Homo sapiens 81-84 14712234-5 2004 Conversely, expression of a dominant-negative Csk resulted in elevated SFK activation, enhanced phosphorylation of FAK and paxilllin, enhanced cell scattering, an increased number of focal contacts, dramatic rearrangement of actin cytoskeleton and increased cell adhesion/migration and in vitro invasiveness. paxilllin 123-132 C-terminal Src kinase Homo sapiens 46-49 15208781-4 2004 We show that the risk allele, which is present in approximately 17% of white individuals from the general population and in approximately 28% of white individuals with RA, disrupts the P1 proline-rich motif that is important for interaction with Csk, potentially altering these proteins" normal function as negative regulators of T-cell activation. Proline 188-195 C-terminal Src kinase Homo sapiens 246-249 15312765-6 2004 Based on hydrogen-deuterium exchange experiments, glycine substitution reduces flexibility in several polypeptide regions in Csk, tyrosine substitution increases flexibility, and alanine substitution leads to mixed effects compared to wild-type. Glycine 50-57 C-terminal Src kinase Homo sapiens 125-128 15008512-4 2003 The docking results showed that compounds (4), (25) and (26) were bound to the active site of the enzyme Lys 295 of p60(c-Src) tyrosine kinase. Lysine 105-108 C-terminal Src kinase Homo sapiens 120-142 14657361-5 2003 C-terminal Src kinase (Csk) is a PTK that specifically phosphorylates Src family kinases on a C-terminal Tyr. Tyrosine 105-108 C-terminal Src kinase Homo sapiens 0-21 14657361-5 2003 C-terminal Src kinase (Csk) is a PTK that specifically phosphorylates Src family kinases on a C-terminal Tyr. Tyrosine 105-108 C-terminal Src kinase Homo sapiens 23-26 15674841-0 2004 Studies on the mechanism of rapid activation of protein tyrosine phosphorylation activities, particularly c-Src kinase, by TCDD in MCF10A. Polychlorinated Dibenzodioxins 123-127 C-terminal Src kinase Homo sapiens 106-118 15674841-10 2004 These results support the conclusion that c-Src kinase is at least one of the earliest and the most upstream components of toxic signaling of the Ah-receptor activated by TCDD through the post-transcriptional process. Polychlorinated Dibenzodioxins 171-175 C-terminal Src kinase Homo sapiens 42-54 15674848-0 2004 TCDD causes suppression of growth and differentiation of MCF10A, human mammary epithelial cells by interfering with their insulin receptor signaling through c-Src kinase and ERK activation. Polychlorinated Dibenzodioxins 0-4 C-terminal Src kinase Homo sapiens 157-169 15674848-5 2004 To test the hypothesis that TCDD-induced c-Src kinase activation is casually related to this compound"s antagonistic action against insulin, we treated MCF10A cells with two c-Src blocking agents, an anti-Src antisense oligonucleotides blocker and a known specific inhibitor of c-Src kinase, PP-2 and studied the effect of insulin and TCDD on cell proliferation. Polychlorinated Dibenzodioxins 28-32 C-terminal Src kinase Homo sapiens 41-53 15674848-5 2004 To test the hypothesis that TCDD-induced c-Src kinase activation is casually related to this compound"s antagonistic action against insulin, we treated MCF10A cells with two c-Src blocking agents, an anti-Src antisense oligonucleotides blocker and a known specific inhibitor of c-Src kinase, PP-2 and studied the effect of insulin and TCDD on cell proliferation. Polychlorinated Dibenzodioxins 28-32 C-terminal Src kinase Homo sapiens 278-290 14692742-2 2003 Here, we show using expressed protein ligation with the signaling protein Src that it is feasible to install a covalently linked ATP moiety into the tail of Src, generating a semisynthetic protein with a high affinity for its cognate tyrosine kinase, Csk. Adenosine Triphosphate 129-132 C-terminal Src kinase Homo sapiens 251-254 14692742-3 2003 It is also established that this Src-ATP conjugate can be used to selectively pull down Csk from a complex protein mixture. Adenosine Triphosphate 37-40 C-terminal Src kinase Homo sapiens 88-91 12767803-8 2003 Chk (no inhibition up to 18.5 microM) and Csk (IC(50)= 1 microM) were differentially inhibited by PP2, probably due to the size difference of one residue (Thr265 in Csk versus Met304 in Chk) in the ATP-binding domain. Adenosine Triphosphate 198-201 C-terminal Src kinase Homo sapiens 42-45 14573751-8 2003 Supportively, inhibition of Src activity by overexpression of Csk resulted in attenuation of the tyrosine phosphorylation of VE-cadherin and endothelial cell (EC) tube formation. Tyrosine 97-105 C-terminal Src kinase Homo sapiens 62-65 12795607-2 2003 Tyrosine 892 is now thought to be the principal site for recognition by the c-Src tyrosine kinase; however, little is known about the regulation of this phosphorylation event in vivo. Tyrosine 0-8 C-terminal Src kinase Homo sapiens 76-97 12938237-6 2003 We also demonstrate that anti-CD4 treatment stimulated Csk kinase associated to the membrane adapter, PAG/Cbp, without affecting the total amount of Csk bound to PAG/Cbp. phenylacetylglycine 102-105 C-terminal Src kinase Homo sapiens 55-58 12686554-2 2003 PTKs in the Csk family, Csk and Chk, are rare exceptions for lacking Tyr residues in this loop. Tyrosine 69-72 C-terminal Src kinase Homo sapiens 12-15 12686554-2 2003 PTKs in the Csk family, Csk and Chk, are rare exceptions for lacking Tyr residues in this loop. Tyrosine 69-72 C-terminal Src kinase Homo sapiens 24-27 12753909-2 2003 This study establishes that HER2/HRG signaling selectively upregulates Tyr phosphorylation of c-Src at Tyr-215 located within the SH2 domain, increases c-Src kinase activity and selectively upregulates Tyr phosphorylation of FAK at Tyr-861. Tyrosine 71-74 C-terminal Src kinase Homo sapiens 152-164 12600271-0 2003 Activation of C-terminal Src kinase (Csk) by phosphorylation at serine-364 depends on the Csk-Src homology 3 domain. Serine 64-70 C-terminal Src kinase Homo sapiens 14-35 12665526-3 2003 While TCR-triggering resulted in transient dissociation of Csk from Cbp/PAG/rafts allowing TCR-induced tyrosine phosphorylation to occur, pretreatment with PGE(2) reduced Csk dissociation upon TCR triggering. Tyrosine 103-111 C-terminal Src kinase Homo sapiens 59-62 12665526-3 2003 While TCR-triggering resulted in transient dissociation of Csk from Cbp/PAG/rafts allowing TCR-induced tyrosine phosphorylation to occur, pretreatment with PGE(2) reduced Csk dissociation upon TCR triggering. Prostaglandins E 156-159 C-terminal Src kinase Homo sapiens 59-62 12665526-3 2003 While TCR-triggering resulted in transient dissociation of Csk from Cbp/PAG/rafts allowing TCR-induced tyrosine phosphorylation to occur, pretreatment with PGE(2) reduced Csk dissociation upon TCR triggering. Prostaglandins E 156-159 C-terminal Src kinase Homo sapiens 171-174 12665526-5 2003 Moreover, competition of endogenous Csk from lipid rafts abolished PGE(2)-mediated inhibition of TCR-induced zeta-chain phosphorylation and activation of the nuclear factor of activated T cells (NFAT) activator protein 1 (AP-1). Dinoprostone 67-73 C-terminal Src kinase Homo sapiens 36-39 12665526-6 2003 Finally, raft-associated Csk already activated via Cbp/PAG binding, gained additional increase in phosphotransferase activity upon protein kinase A-mediated phosphorylation of Csk. phenylacetylglycine 55-58 C-terminal Src kinase Homo sapiens 25-28 12665526-7 2003 We propose that cAMP regulates Csk via both spatial and enzymatic mechanisms, thereby inhibiting signaling through the TCR. Cyclic AMP 16-20 C-terminal Src kinase Homo sapiens 31-34 12665526-1 2003 Raft-associated Csk controls signaling through the T cell receptor (TCR) and was mainly anchored to Cbp/PAG (phosphoprotein associated with glycosphingolipid-enriched membrane domains). Glycosphingolipids 140-157 C-terminal Src kinase Homo sapiens 16-19 12665526-2 2003 Treatment of cells with the cAMP-elevating agent prostaglandin E(2) (PGE(2)) augmented the level of Cbp/PAG phosphorylation with a concomitant increase in amounts of Csk bound to Cbp/PAG. Cyclic AMP 28-32 C-terminal Src kinase Homo sapiens 166-169 12665526-2 2003 Treatment of cells with the cAMP-elevating agent prostaglandin E(2) (PGE(2)) augmented the level of Cbp/PAG phosphorylation with a concomitant increase in amounts of Csk bound to Cbp/PAG. Dinoprostone 49-67 C-terminal Src kinase Homo sapiens 166-169 12665526-2 2003 Treatment of cells with the cAMP-elevating agent prostaglandin E(2) (PGE(2)) augmented the level of Cbp/PAG phosphorylation with a concomitant increase in amounts of Csk bound to Cbp/PAG. Dinoprostone 69-75 C-terminal Src kinase Homo sapiens 166-169 12665526-2 2003 Treatment of cells with the cAMP-elevating agent prostaglandin E(2) (PGE(2)) augmented the level of Cbp/PAG phosphorylation with a concomitant increase in amounts of Csk bound to Cbp/PAG. phenylacetylglycine 183-186 C-terminal Src kinase Homo sapiens 166-169 12600271-0 2003 Activation of C-terminal Src kinase (Csk) by phosphorylation at serine-364 depends on the Csk-Src homology 3 domain. Serine 64-70 C-terminal Src kinase Homo sapiens 37-40 12600271-0 2003 Activation of C-terminal Src kinase (Csk) by phosphorylation at serine-364 depends on the Csk-Src homology 3 domain. Serine 64-70 C-terminal Src kinase Homo sapiens 90-93 12600271-2 2003 Although isolated Csk kinase domain was phosphorylated at Ser(364) by PKA to the same stoichiometry as wild-type Csk, significant activation of the isolated Csk kinase domain by PKA was observed only in the presence of the purified Src homology 3 domain (SH3 domain). Serine 58-61 C-terminal Src kinase Homo sapiens 18-21 12606547-1 2003 Regulation of Src kinase activity is tightly coupled to the phosphorylation status of the C-terminal regulatory tyrosine Tyr(527), which, when phosphorylated by Csk, represses Src. Tyrosine 112-124 C-terminal Src kinase Homo sapiens 161-164 12606547-2 2003 Here, we demonstrate that activation of Csk through a prostaglandin E(2)-cAMP-protein kinase A (PKA) pathway inhibits Src. Dinoprostone 54-72 C-terminal Src kinase Homo sapiens 40-43 12606547-3 2003 This inhibitory pathway is operative in detergent-resistant membrane fractions where cAMP-elevating agents activate Csk, resulting in a concomitant decrease in Src activity. Cyclic AMP 85-89 C-terminal Src kinase Homo sapiens 116-119 12606547-5 2003 Furthermore, epidermal growth factor-induced activation of Src and phosphorylation of the Src substrates Cbl and focal adhesion kinase are inhibited by activation of the cAMP-PKA-Csk pathway. Cyclic AMP 170-174 C-terminal Src kinase Homo sapiens 179-182 12606547-6 2003 We propose a novel mechanism whereby G protein-coupled receptors inhibit Src signaling by activation of Csk in a cAMP-PKA-dependent manner. Cyclic AMP 113-117 C-terminal Src kinase Homo sapiens 104-107 12444928-3 2003 Tyr-568 has previously been identified as the binding site of the Src family of tyrosine kinases, the Csk-homologous kinase CHK, and the protein tyrosine phosphatase SHP-2. Tyrosine 0-3 C-terminal Src kinase Homo sapiens 102-105 12727858-5 2003 Inhibition of C-SRC tyrosine kinase activity also blocks PGE(2)-induced HIF-1alpha protein and VEGF mRNA expression without blocking ERK phosphorylation. Dinoprostone 57-63 C-terminal Src kinase Homo sapiens 14-35 12697812-2 2003 We demonstrate for the first time that most notably PLD2 and to a lesser extent the PLD1 isoform are tyrosine phosphorylated by c-Src tyrosine kinase via direct association. Tyrosine 101-109 C-terminal Src kinase Homo sapiens 128-149 12485116-2 2003 Proximal signalling pathways involve PTKs of the Src, Syk, Csk and Tec families, adapter proteins and effector enzymes in a highly organized tyrosine-phosphorylation cascade. Tyrosine 141-149 C-terminal Src kinase Homo sapiens 59-62 12417200-0 2002 Phosphorylation driven motions in the COOH-terminal Src kinase, CSK, revealed through enhanced hydrogen-deuterium exchange and mass spectrometry (DXMS). Hydrogen 95-103 C-terminal Src kinase Homo sapiens 64-67 12612075-2 2003 In resting human T cells, PAG is tyrosine phosphorylated and associated with Csk, an inhibitor of Src-related protein tyrosine kinases. phenylacetylglycine 26-29 C-terminal Src kinase Homo sapiens 77-80 12612075-7 2003 By expressing wild-type and phosphorylation-defective (dominant-negative) PAG polypeptides in these cells, we found that the inhibitory effect of PAG is dependent on its capacity to be tyrosine phosphorylated and to associate with Csk. phenylacetylglycine 146-149 C-terminal Src kinase Homo sapiens 231-234 12612075-8 2003 PAG-mediated inhibition was accompanied by a repression of proximal TCR signaling and was rescued by expression of a constitutively activated Src-related kinase, implying that it is due to an inactivation of Src kinases by PAG-associated Csk. phenylacetylglycine 0-3 C-terminal Src kinase Homo sapiens 238-241 12612075-8 2003 PAG-mediated inhibition was accompanied by a repression of proximal TCR signaling and was rescued by expression of a constitutively activated Src-related kinase, implying that it is due to an inactivation of Src kinases by PAG-associated Csk. phenylacetylglycine 223-226 C-terminal Src kinase Homo sapiens 238-241 12612075-12 2003 Taken together, these data provide firm evidence that PAG is a bona fide negative regulator of T-cell activation as a result of its capacity to recruit Csk. phenylacetylglycine 54-57 C-terminal Src kinase Homo sapiens 152-155 12454411-3 2003 The spatial arrangement of the CSK network was therefore studied in fixed cells probed by beads and stained for F-actin by rhodamined phalloidine. rhodamined phalloidine 123-145 C-terminal Src kinase Homo sapiens 31-34 12468645-2 2002 We have previously reported the activation of c-Src tyrosine kinase during ovarian steroid-induced decidualization of cultured human endometrial stromal cells. Steroids 83-90 C-terminal Src kinase Homo sapiens 46-67 12417200-0 2002 Phosphorylation driven motions in the COOH-terminal Src kinase, CSK, revealed through enhanced hydrogen-deuterium exchange and mass spectrometry (DXMS). Deuterium 104-113 C-terminal Src kinase Homo sapiens 64-67 12417200-0 2002 Phosphorylation driven motions in the COOH-terminal Src kinase, CSK, revealed through enhanced hydrogen-deuterium exchange and mass spectrometry (DXMS). Dexamethasone 146-150 C-terminal Src kinase Homo sapiens 64-67 12417200-2 2002 We have employed enhanced methods of hydrogen-deuterium exchange-mass spectrometry (DXMS) to probe conformational changes on CSK in the absence and presence of nucleotides and thereby provide a structural framework for understanding phosphorylation-driven conformational changes. Hydrogen 37-45 C-terminal Src kinase Homo sapiens 125-128 12417200-2 2002 We have employed enhanced methods of hydrogen-deuterium exchange-mass spectrometry (DXMS) to probe conformational changes on CSK in the absence and presence of nucleotides and thereby provide a structural framework for understanding phosphorylation-driven conformational changes. Deuterium 46-55 C-terminal Src kinase Homo sapiens 125-128 12417200-2 2002 We have employed enhanced methods of hydrogen-deuterium exchange-mass spectrometry (DXMS) to probe conformational changes on CSK in the absence and presence of nucleotides and thereby provide a structural framework for understanding phosphorylation-driven conformational changes. Dexamethasone 84-88 C-terminal Src kinase Homo sapiens 125-128 12417200-9 2002 These results imply that delivery of the gamma phosphate group of ATP induces unique local and long-range conformational changes in CSK that may influence regulatory motions in the catalytic pathway. Phosphates 47-56 C-terminal Src kinase Homo sapiens 132-135 12417200-9 2002 These results imply that delivery of the gamma phosphate group of ATP induces unique local and long-range conformational changes in CSK that may influence regulatory motions in the catalytic pathway. Adenosine Triphosphate 66-69 C-terminal Src kinase Homo sapiens 132-135 12022825-1 2002 In contrast to previous studies that have shown that the neutral phenol serves as the nucleophile for WT Csk-promoted phosphorylation of a tyrosine-containing substrate, the phenolate ion acts as primary nucleophile for the D314N Csk-catalyzed reaction. Phenol 65-71 C-terminal Src kinase Homo sapiens 105-108 12356311-3 2002 It was found that W352 contributed approximately 35% of the total Trp fluorescence of Csk even though seven other Trp residues were present. Tryptophan 114-117 C-terminal Src kinase Homo sapiens 86-89 12356311-4 2002 The enhanced contribution by W352 to Csk fluorescence was due to an interaction between its indole ring and the positively charged guanidino group of R318. w352 29-33 C-terminal Src kinase Homo sapiens 37-40 12356311-4 2002 The enhanced contribution by W352 to Csk fluorescence was due to an interaction between its indole ring and the positively charged guanidino group of R318. indole 92-98 C-terminal Src kinase Homo sapiens 37-40 12269817-7 2002 Changing all of these sites to phenylalanine resulted in a villin mutant that neither was phosphorylated in TKX1 cells nor was a substrate for c-src kinase in an in vitro kinase assay. Phenylalanine 31-44 C-terminal Src kinase Homo sapiens 143-155 12052863-4 2002 We show that hnRNP K and the c-Src kinase specifically interact with each other, leading to c-Src activation and tyrosine phosphorylation of hnRNP K in vivo and in vitro. Tyrosine 113-121 C-terminal Src kinase Homo sapiens 29-41 12356311-2 2002 The spectral properties of the intrinsic Trp fluorescence of Csk and their underlying structural features were investigated in combination with urea denaturation and site-specific mutagenesis. Tryptophan 41-44 C-terminal Src kinase Homo sapiens 61-64 12356311-2 2002 The spectral properties of the intrinsic Trp fluorescence of Csk and their underlying structural features were investigated in combination with urea denaturation and site-specific mutagenesis. Urea 144-148 C-terminal Src kinase Homo sapiens 61-64 12356311-3 2002 It was found that W352 contributed approximately 35% of the total Trp fluorescence of Csk even though seven other Trp residues were present. w352 18-22 C-terminal Src kinase Homo sapiens 86-89 12356311-3 2002 It was found that W352 contributed approximately 35% of the total Trp fluorescence of Csk even though seven other Trp residues were present. Tryptophan 66-69 C-terminal Src kinase Homo sapiens 86-89 12022825-1 2002 In contrast to previous studies that have shown that the neutral phenol serves as the nucleophile for WT Csk-promoted phosphorylation of a tyrosine-containing substrate, the phenolate ion acts as primary nucleophile for the D314N Csk-catalyzed reaction. Tyrosine 139-147 C-terminal Src kinase Homo sapiens 105-108 12022825-2 2002 Rate comparisons of D314N Csk-promoted phosphotransfer using a series of fluorotyrosine-containing peptide substrates reveal a near zero beta(nuc), consistent with a dissociative mechanism of phosphotransfer. fluorotyrosine 73-87 C-terminal Src kinase Homo sapiens 26-29 11940607-4 2002 Csk, which negatively regulates Src by phosphorylating Tyr-529, was also constitutively associated with alphaIIbbeta3. Tyrosine 55-58 C-terminal Src kinase Homo sapiens 0-3 11328818-5 2001 In vivo S2V was tyrosine-phosphorylated when co-expressed with exogenous c-Src kinase. Tyrosine 16-24 C-terminal Src kinase Homo sapiens 73-85 11552794-0 2001 Protein tyrosine kinase Csk-catalyzed phosphorylation of Src containing unnatural tyrosine analogues. Tyrosine 8-16 C-terminal Src kinase Homo sapiens 24-27 11451957-0 2001 Palmitoylation of caveolin-1 at a single site (Cys-156) controls its coupling to the c-Src tyrosine kinase: targeting of dually acylated molecules (GPI-linked, transmembrane, or cytoplasmic) to caveolae effectively uncouples c-Src and caveolin-1 (TYR-14). Cysteine 47-50 C-terminal Src kinase Homo sapiens 85-106 11451957-0 2001 Palmitoylation of caveolin-1 at a single site (Cys-156) controls its coupling to the c-Src tyrosine kinase: targeting of dually acylated molecules (GPI-linked, transmembrane, or cytoplasmic) to caveolae effectively uncouples c-Src and caveolin-1 (TYR-14). Tyrosine 247-250 C-terminal Src kinase Homo sapiens 85-106 11451957-5 2001 Here, we show that palmitoylation of caveolin-1 at a single site (Cys-156) is required for coupling caveolin-1 to the c-Src tyrosine kinase. Cysteine 66-69 C-terminal Src kinase Homo sapiens 118-139 11755212-7 2001 Taken together, these results demonstrate that 1,25(OH)2D3 stimulates proliferation-associated signalling pathways in skeletal muscle cells and implicate c-Src kinase as mediator of this response. Calcitriol 47-58 C-terminal Src kinase Homo sapiens 154-166 11685249-1 2001 C-terminal Src kinase (Csk) takes part in a highly specific, high affinity interaction via its Src homology 3 (SH3) domain with the proline-enriched tyrosine phosphatase PEP in hematopoietic cells. Proline 132-139 C-terminal Src kinase Homo sapiens 0-21 11685249-1 2001 C-terminal Src kinase (Csk) takes part in a highly specific, high affinity interaction via its Src homology 3 (SH3) domain with the proline-enriched tyrosine phosphatase PEP in hematopoietic cells. Proline 132-139 C-terminal Src kinase Homo sapiens 23-26 11685249-2 2001 The solution structure of the Csk-SH3 domain in complex with a 25-residue peptide from the Pro/Glu/Ser/Thr-rich (PEST) domain of PEP reveals the basis for this specific peptide recognition motif involving an SH3 domain. Peptides 74-81 C-terminal Src kinase Homo sapiens 30-33 11685249-2 2001 The solution structure of the Csk-SH3 domain in complex with a 25-residue peptide from the Pro/Glu/Ser/Thr-rich (PEST) domain of PEP reveals the basis for this specific peptide recognition motif involving an SH3 domain. Proline 91-94 C-terminal Src kinase Homo sapiens 30-33 11685249-2 2001 The solution structure of the Csk-SH3 domain in complex with a 25-residue peptide from the Pro/Glu/Ser/Thr-rich (PEST) domain of PEP reveals the basis for this specific peptide recognition motif involving an SH3 domain. Glutamic Acid 95-98 C-terminal Src kinase Homo sapiens 30-33 11685249-2 2001 The solution structure of the Csk-SH3 domain in complex with a 25-residue peptide from the Pro/Glu/Ser/Thr-rich (PEST) domain of PEP reveals the basis for this specific peptide recognition motif involving an SH3 domain. Serine 99-102 C-terminal Src kinase Homo sapiens 30-33 11685249-2 2001 The solution structure of the Csk-SH3 domain in complex with a 25-residue peptide from the Pro/Glu/Ser/Thr-rich (PEST) domain of PEP reveals the basis for this specific peptide recognition motif involving an SH3 domain. Threonine 103-106 C-terminal Src kinase Homo sapiens 30-33 11685249-3 2001 Three residues, Ala 40, Thr 42 and Lys 43, in the SH3 domain of Csk specifically recognize two hydrophobic residues, Ile 625 and Val 626, in the proline-rich sequence of the PEST domain of PEP. Alanine 16-19 C-terminal Src kinase Homo sapiens 64-67 11685249-3 2001 Three residues, Ala 40, Thr 42 and Lys 43, in the SH3 domain of Csk specifically recognize two hydrophobic residues, Ile 625 and Val 626, in the proline-rich sequence of the PEST domain of PEP. Threonine 0-3 C-terminal Src kinase Homo sapiens 64-67 11685249-3 2001 Three residues, Ala 40, Thr 42 and Lys 43, in the SH3 domain of Csk specifically recognize two hydrophobic residues, Ile 625 and Val 626, in the proline-rich sequence of the PEST domain of PEP. Lysine 35-38 C-terminal Src kinase Homo sapiens 64-67 11685249-3 2001 Three residues, Ala 40, Thr 42 and Lys 43, in the SH3 domain of Csk specifically recognize two hydrophobic residues, Ile 625 and Val 626, in the proline-rich sequence of the PEST domain of PEP. Isoleucine 117-120 C-terminal Src kinase Homo sapiens 64-67 11685249-3 2001 Three residues, Ala 40, Thr 42 and Lys 43, in the SH3 domain of Csk specifically recognize two hydrophobic residues, Ile 625 and Val 626, in the proline-rich sequence of the PEST domain of PEP. Valine 129-132 C-terminal Src kinase Homo sapiens 64-67 11685249-3 2001 Three residues, Ala 40, Thr 42 and Lys 43, in the SH3 domain of Csk specifically recognize two hydrophobic residues, Ile 625 and Val 626, in the proline-rich sequence of the PEST domain of PEP. Proline 145-152 C-terminal Src kinase Homo sapiens 64-67 11551213-9 2001 These findings indicate that Csk rapidly delivers the gamma-phosphate of ATP to the substrate and rapidly releases the phosphoproduct. gamma-phosphate 54-69 C-terminal Src kinase Homo sapiens 29-32 11551213-9 2001 These findings indicate that Csk rapidly delivers the gamma-phosphate of ATP to the substrate and rapidly releases the phosphoproduct. Adenosine Triphosphate 73-76 C-terminal Src kinase Homo sapiens 29-32 11408488-2 2001 In contrast to other cell types, IkappaBalpha, in bone marrow macrophages (BMMs), which are osteoclast precursors, is tyrosine-phosphorylated by c-Src kinase. Tyrosine 118-126 C-terminal Src kinase Homo sapiens 145-157 11390365-1 2001 In resting peripheral T cells, Csk is constitutively present in lipid rafts through an interaction with the Csk SH2-binding protein, PAG, also known as Cbp. phenylacetylglycine 133-136 C-terminal Src kinase Homo sapiens 31-34 11390365-1 2001 In resting peripheral T cells, Csk is constitutively present in lipid rafts through an interaction with the Csk SH2-binding protein, PAG, also known as Cbp. phenylacetylglycine 133-136 C-terminal Src kinase Homo sapiens 108-111 11390365-3 2001 However, tyrosine phosphorylation of PAG/Cbp resumes after 3--5 min, at which time Csk reassociates with the rafts. Tyrosine 9-17 C-terminal Src kinase Homo sapiens 83-86 11390365-3 2001 However, tyrosine phosphorylation of PAG/Cbp resumes after 3--5 min, at which time Csk reassociates with the rafts. phenylacetylglycine 37-40 C-terminal Src kinase Homo sapiens 83-86 11278729-10 2001 c-Src kinase activity correspondingly increased the tyrosine 705 phosphorylation and DNA binding affinity of Stat3 (but not Stat1, -5A, or -5B). Tyrosine 52-60 C-terminal Src kinase Homo sapiens 0-12 11278940-0 2001 c-Src tyrosine kinase binds the beta 2-adrenergic receptor via phospho-Tyr-350, phosphorylates G-protein-linked receptor kinase 2, and mediates agonist-induced receptor desensitization. Tyrosine 71-74 C-terminal Src kinase Homo sapiens 0-21 11084024-0 2001 CD44 interaction with c-Src kinase promotes cortactin-mediated cytoskeleton function and hyaluronic acid-dependent ovarian tumor cell migration. Hyaluronic Acid 89-104 C-terminal Src kinase Homo sapiens 22-34 11084024-3 2001 Furthermore, the binding of HA to SK-OV-3.ipl cells promotes c-Src kinase recruitment to CD44 and stimulates c-Src kinase activity, which, in turn, increases tyrosine phosphorylation of the cytoskeletal protein, cortactin. Tyrosine 158-166 C-terminal Src kinase Homo sapiens 109-121 11006267-2 2000 In this study, the role of this Arg (Arg-318) in the protein-tyrosine kinase C-terminal Src kinase (Csk) was investigated. Arginine 32-35 C-terminal Src kinase Homo sapiens 77-98 11162381-0 2001 Affinity purification of Csk protein tyrosine kinase based on its catalytic requirement for divalent metal cations. Metals 101-106 C-terminal Src kinase Homo sapiens 25-28 11162381-1 2001 Protein tyrosine kinase Csk requires two Mg2+ ions for activity: one magnesium is part of the ATP-Mg complex, and the second free Mg2+ ion is required as an essential activator. magnesium ion 41-45 C-terminal Src kinase Homo sapiens 24-27 11162381-1 2001 Protein tyrosine kinase Csk requires two Mg2+ ions for activity: one magnesium is part of the ATP-Mg complex, and the second free Mg2+ ion is required as an essential activator. Magnesium 69-78 C-terminal Src kinase Homo sapiens 24-27 11162381-1 2001 Protein tyrosine kinase Csk requires two Mg2+ ions for activity: one magnesium is part of the ATP-Mg complex, and the second free Mg2+ ion is required as an essential activator. atp-mg 94-100 C-terminal Src kinase Homo sapiens 24-27 11162381-1 2001 Protein tyrosine kinase Csk requires two Mg2+ ions for activity: one magnesium is part of the ATP-Mg complex, and the second free Mg2+ ion is required as an essential activator. magnesium ion 130-134 C-terminal Src kinase Homo sapiens 24-27 11162381-2 2001 Zn2+ can bind to this site to replace Mg2+, which inhibits Csk kinase activity. Zinc 0-4 C-terminal Src kinase Homo sapiens 59-62 11162381-2 2001 Zn2+ can bind to this site to replace Mg2+, which inhibits Csk kinase activity. magnesium ion 38-42 C-terminal Src kinase Homo sapiens 59-62 11162381-3 2001 The binding is reversible and removal of Zn2+ results in an active Csk apoenzyme. Zinc 41-45 C-terminal Src kinase Homo sapiens 67-70 11162381-5 2001 When bacterial cell lysate containing overexpressed GST-Csk was applied to a column of Zn2+-iminodiacetic acid immobilized to agarose, Csk was specifically retained by the column. zn2+-iminodiacetic acid 87-110 C-terminal Src kinase Homo sapiens 56-59 11162381-5 2001 When bacterial cell lysate containing overexpressed GST-Csk was applied to a column of Zn2+-iminodiacetic acid immobilized to agarose, Csk was specifically retained by the column. zn2+-iminodiacetic acid 87-110 C-terminal Src kinase Homo sapiens 135-138 11006267-7 2000 Imidazole is the best of these activators, enhancing phosphorylation rates by Csk R318A up to 100-fold for poly(Glu,Tyr) and significantly stimulating Csk R318A phosphorylation of the physiologic substrate Src. Glutamic Acid 112-115 C-terminal Src kinase Homo sapiens 78-81 11006267-7 2000 Imidazole is the best of these activators, enhancing phosphorylation rates by Csk R318A up to 100-fold for poly(Glu,Tyr) and significantly stimulating Csk R318A phosphorylation of the physiologic substrate Src. Tyrosine 116-119 C-terminal Src kinase Homo sapiens 78-81 11329267-0 2001 Molecular determinants for Csk-catalyzed tyrosine phosphorylation of the Src tail. Tyrosine 41-49 C-terminal Src kinase Homo sapiens 27-30 11329267-2 2001 The protein tyrosine kinase Csk is responsible for catalyzing the phosphorylation of this key Src tyrosine residue, but the detailed molecular basis for Src recognition and catalysis is poorly understood. Tyrosine 12-20 C-terminal Src kinase Homo sapiens 28-31 11181701-0 2001 Activation of the COOH-terminal Src kinase (Csk) by cAMP-dependent protein kinase inhibits signaling through the T cell receptor. Cyclic AMP 52-56 C-terminal Src kinase Homo sapiens 18-42 11181701-0 2001 Activation of the COOH-terminal Src kinase (Csk) by cAMP-dependent protein kinase inhibits signaling through the T cell receptor. Cyclic AMP 52-56 C-terminal Src kinase Homo sapiens 44-47 11181701-4 2001 Phosphorylation of residue Y505 in Lck by COOH-terminal Src kinase (Csk), which negatively regulates Lck, is essential for the inhibitory effect of cAMP on zeta chain phosphorylation. y505 27-31 C-terminal Src kinase Homo sapiens 42-66 11181701-4 2001 Phosphorylation of residue Y505 in Lck by COOH-terminal Src kinase (Csk), which negatively regulates Lck, is essential for the inhibitory effect of cAMP on zeta chain phosphorylation. y505 27-31 C-terminal Src kinase Homo sapiens 68-71 11181701-4 2001 Phosphorylation of residue Y505 in Lck by COOH-terminal Src kinase (Csk), which negatively regulates Lck, is essential for the inhibitory effect of cAMP on zeta chain phosphorylation. Cyclic AMP 148-152 C-terminal Src kinase Homo sapiens 42-66 11181701-4 2001 Phosphorylation of residue Y505 in Lck by COOH-terminal Src kinase (Csk), which negatively regulates Lck, is essential for the inhibitory effect of cAMP on zeta chain phosphorylation. Cyclic AMP 148-152 C-terminal Src kinase Homo sapiens 68-71 11181701-5 2001 PKA phosphorylates Csk at S364 in vitro and in vivo leading to a two- to fourfold increase in Csk activity that is necessary for cAMP-mediated inhibition of TCR-induced interleukin 2 secretion. Cyclic AMP 129-133 C-terminal Src kinase Homo sapiens 19-22 11181701-5 2001 PKA phosphorylates Csk at S364 in vitro and in vivo leading to a two- to fourfold increase in Csk activity that is necessary for cAMP-mediated inhibition of TCR-induced interleukin 2 secretion. Cyclic AMP 129-133 C-terminal Src kinase Homo sapiens 94-97 11181701-6 2001 Both PKA type I and Csk are targeted to lipid rafts where proximal T cell activation occurs, and phosphorylation of raft-associated Lck by Csk is increased in cells treated with forskolin. Colforsin 178-187 C-terminal Src kinase Homo sapiens 20-23 11181701-6 2001 Both PKA type I and Csk are targeted to lipid rafts where proximal T cell activation occurs, and phosphorylation of raft-associated Lck by Csk is increased in cells treated with forskolin. Colforsin 178-187 C-terminal Src kinase Homo sapiens 139-142 11162381-5 2001 When bacterial cell lysate containing overexpressed GST-Csk was applied to a column of Zn2+-iminodiacetic acid immobilized to agarose, Csk was specifically retained by the column. Sepharose 126-133 C-terminal Src kinase Homo sapiens 56-59 11162381-5 2001 When bacterial cell lysate containing overexpressed GST-Csk was applied to a column of Zn2+-iminodiacetic acid immobilized to agarose, Csk was specifically retained by the column. Sepharose 126-133 C-terminal Src kinase Homo sapiens 135-138 11162381-6 2001 Since the binding of Csk to Zn2+ is not affected by up to 200 mM NaCl, high ionic strength conditions were used in the purification procedure, minimizing nonspecific binding due to ionic interactions. Zinc 28-32 C-terminal Src kinase Homo sapiens 21-24 11162381-8 2001 The retained Csk enzyme was eluted with 1 M imidazole. imidazole 44-53 C-terminal Src kinase Homo sapiens 13-16 11162381-9 2001 The 1 M imidazole-eluted fraction contained pure Csk that had a specific activity similar to the enzyme purified by a glutathione-agarose affinity column. imidazole 8-17 C-terminal Src kinase Homo sapiens 49-52 11162381-9 2001 The 1 M imidazole-eluted fraction contained pure Csk that had a specific activity similar to the enzyme purified by a glutathione-agarose affinity column. Glutathione 118-129 C-terminal Src kinase Homo sapiens 49-52 11162381-9 2001 The 1 M imidazole-eluted fraction contained pure Csk that had a specific activity similar to the enzyme purified by a glutathione-agarose affinity column. Sepharose 130-137 C-terminal Src kinase Homo sapiens 49-52 11006267-2 2000 In this study, the role of this Arg (Arg-318) in the protein-tyrosine kinase C-terminal Src kinase (Csk) was investigated. Arginine 32-35 C-terminal Src kinase Homo sapiens 100-103 11006267-2 2000 In this study, the role of this Arg (Arg-318) in the protein-tyrosine kinase C-terminal Src kinase (Csk) was investigated. Arginine 37-40 C-terminal Src kinase Homo sapiens 77-98 11006267-2 2000 In this study, the role of this Arg (Arg-318) in the protein-tyrosine kinase C-terminal Src kinase (Csk) was investigated. Arginine 37-40 C-terminal Src kinase Homo sapiens 100-103 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. copolymer 54-63 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. copolymer 54-63 C-terminal Src kinase Homo sapiens 168-171 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. poly 56-60 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. poly 56-60 C-terminal Src kinase Homo sapiens 168-171 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Glutamic Acid 69-72 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Glutamic Acid 69-72 C-terminal Src kinase Homo sapiens 168-171 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Tyrosine 73-76 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Tyrosine 73-76 C-terminal Src kinase Homo sapiens 168-171 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Adenosine Triphosphate 201-204 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. poly 64-68 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. poly 64-68 C-terminal Src kinase Homo sapiens 168-171 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Glutamic Acid 214-217 C-terminal Src kinase Homo sapiens 91-94 11006267-3 2000 The observed k(cat) for phosphorylation of the random copolymer poly(Glu,Tyr) substrate by Csk R318A is approximately 3000-fold smaller compared with that of wild type Csk, whereas the K(m) values for ATP and poly(Glu,Tyr) are only mildly affected. Tyrosine 218-221 C-terminal Src kinase Homo sapiens 91-94 11006267-4 2000 The k(cat) value for poly(Glu,Tyr) phosphorylation by the Csk double mutant A316R,R318A is 100-fold greater than the k(cat) value for the single R318A mutant, suggesting that an Arg positioned at the alternative location fulfills a similar function as in wild type. poly 21-25 C-terminal Src kinase Homo sapiens 58-61 11006267-4 2000 The k(cat) value for poly(Glu,Tyr) phosphorylation by the Csk double mutant A316R,R318A is 100-fold greater than the k(cat) value for the single R318A mutant, suggesting that an Arg positioned at the alternative location fulfills a similar function as in wild type. Glutamic Acid 26-29 C-terminal Src kinase Homo sapiens 58-61 11006267-4 2000 The k(cat) value for poly(Glu,Tyr) phosphorylation by the Csk double mutant A316R,R318A is 100-fold greater than the k(cat) value for the single R318A mutant, suggesting that an Arg positioned at the alternative location fulfills a similar function as in wild type. Tyrosine 30-33 C-terminal Src kinase Homo sapiens 58-61 11006267-4 2000 The k(cat) value for poly(Glu,Tyr) phosphorylation by the Csk double mutant A316R,R318A is 100-fold greater than the k(cat) value for the single R318A mutant, suggesting that an Arg positioned at the alternative location fulfills a similar function as in wild type. Arginine 178-181 C-terminal Src kinase Homo sapiens 58-61 11006267-5 2000 Csk R318A kinase activity can also be partially recovered by several exogenous small molecules including guanidinium and imidazole. Guanidine 105-116 C-terminal Src kinase Homo sapiens 0-3 11006267-5 2000 Csk R318A kinase activity can also be partially recovered by several exogenous small molecules including guanidinium and imidazole. imidazole 121-130 C-terminal Src kinase Homo sapiens 0-3 11006267-7 2000 Imidazole is the best of these activators, enhancing phosphorylation rates by Csk R318A up to 100-fold for poly(Glu,Tyr) and significantly stimulating Csk R318A phosphorylation of the physiologic substrate Src. imidazole 0-9 C-terminal Src kinase Homo sapiens 78-81 11006267-7 2000 Imidazole is the best of these activators, enhancing phosphorylation rates by Csk R318A up to 100-fold for poly(Glu,Tyr) and significantly stimulating Csk R318A phosphorylation of the physiologic substrate Src. imidazole 0-9 C-terminal Src kinase Homo sapiens 151-154 11006267-7 2000 Imidazole is the best of these activators, enhancing phosphorylation rates by Csk R318A up to 100-fold for poly(Glu,Tyr) and significantly stimulating Csk R318A phosphorylation of the physiologic substrate Src. poly 107-111 C-terminal Src kinase Homo sapiens 78-81 11075810-2 2000 Tyrosine 14 is now thought to be the principal site for recognition by c-Src kinase; however, little is known about this phosphorylation event. Tyrosine 0-8 C-terminal Src kinase Homo sapiens 71-83 11054667-3 2000 C-terminal Src kinase (Csk) has been demonstrated to negatively regulate Src family tyrosine kinases through tyrosine phosphorylation at the C-terminal regulatory site (Tyr-527). Tyrosine 84-92 C-terminal Src kinase Homo sapiens 0-21 11054667-3 2000 C-terminal Src kinase (Csk) has been demonstrated to negatively regulate Src family tyrosine kinases through tyrosine phosphorylation at the C-terminal regulatory site (Tyr-527). Tyrosine 84-92 C-terminal Src kinase Homo sapiens 23-26 11054667-3 2000 C-terminal Src kinase (Csk) has been demonstrated to negatively regulate Src family tyrosine kinases through tyrosine phosphorylation at the C-terminal regulatory site (Tyr-527). Tyrosine 169-172 C-terminal Src kinase Homo sapiens 0-21 11054667-3 2000 C-terminal Src kinase (Csk) has been demonstrated to negatively regulate Src family tyrosine kinases through tyrosine phosphorylation at the C-terminal regulatory site (Tyr-527). Tyrosine 169-172 C-terminal Src kinase Homo sapiens 23-26 10896106-0 2000 Tyrosine analogues as alternative substrates for protein tyrosine kinase Csk: insights into substrate selectivity and catalytic mechanism. Tyrosine 0-8 C-terminal Src kinase Homo sapiens 73-76 10893418-4 2000 Using a heterologous expression system, we observed that co-expression of murine BK(Ca) channel and the human cSrc tyrosine kinase in HEK 293 cells led to a calcium-sensitive enhancement of BK(Ca) channel activity in excised membrane patches. Calcium 157-164 C-terminal Src kinase Homo sapiens 110-130 10962558-4 2000 An inhibitor specific for Src family kinase or expression of Csk reduced tyrosine phosphorylation of nectin-2delta. Tyrosine 73-81 C-terminal Src kinase Homo sapiens 61-64 10974196-0 2000 Biochemical and cellular effects of c-Src kinase-selective pyrido[2, 3-d]pyrimidine tyrosine kinase inhibitors. pyrido[2, 3-d]pyrimidine 59-83 C-terminal Src kinase Homo sapiens 36-48 10974196-3 2000 The compounds were ATP-competitive inhibitors of c-Src kinase with IC(50) values < 10 nM and from 6 to >100-fold selectivity for c-Src tyrosine kinase relative to basic fibroblast growth factor receptor (bFGFr) tyrosine kinase, platelet-derived growth factor receptor (PDGFr) tyrosine kinase, and epidermal growth factor receptor (EGFr) tyrosine kinase. Adenosine Triphosphate 19-22 C-terminal Src kinase Homo sapiens 49-61 10974196-3 2000 The compounds were ATP-competitive inhibitors of c-Src kinase with IC(50) values < 10 nM and from 6 to >100-fold selectivity for c-Src tyrosine kinase relative to basic fibroblast growth factor receptor (bFGFr) tyrosine kinase, platelet-derived growth factor receptor (PDGFr) tyrosine kinase, and epidermal growth factor receptor (EGFr) tyrosine kinase. Adenosine Triphosphate 19-22 C-terminal Src kinase Homo sapiens 135-156 10974196-8 2000 In a mitogenesis assay measuring thymidine incorporation stimulated by specific mitogens, the c-Src tyrosine kinase inhibitors reduced incorporated thymidine in a manner consistent with previously reported roles of c-Src in mitogenic signaling. Thymidine 33-42 C-terminal Src kinase Homo sapiens 94-115 10974196-8 2000 In a mitogenesis assay measuring thymidine incorporation stimulated by specific mitogens, the c-Src tyrosine kinase inhibitors reduced incorporated thymidine in a manner consistent with previously reported roles of c-Src in mitogenic signaling. Thymidine 148-157 C-terminal Src kinase Homo sapiens 94-115 10918051-1 2000 Csk (carboxyl-terminal Src kinase) is a cytoplasmic tyrosine kinase that phosphorylates a critical tyrosine residue in each of the Src family kinases (SFKs) to inhibit their activities. Tyrosine 52-60 C-terminal Src kinase Homo sapiens 0-3 10918051-1 2000 Csk (carboxyl-terminal Src kinase) is a cytoplasmic tyrosine kinase that phosphorylates a critical tyrosine residue in each of the Src family kinases (SFKs) to inhibit their activities. Tyrosine 52-60 C-terminal Src kinase Homo sapiens 5-33 10918051-7 2000 Csk was also activated by a phosphopeptide containing the tyrosine in Cbp that binds to Csk (Tyr-314). Tyrosine 58-66 C-terminal Src kinase Homo sapiens 0-3 10918051-7 2000 Csk was also activated by a phosphopeptide containing the tyrosine in Cbp that binds to Csk (Tyr-314). Tyrosine 58-66 C-terminal Src kinase Homo sapiens 88-91 10918051-7 2000 Csk was also activated by a phosphopeptide containing the tyrosine in Cbp that binds to Csk (Tyr-314). Tyrosine 93-96 C-terminal Src kinase Homo sapiens 0-3 10918051-7 2000 Csk was also activated by a phosphopeptide containing the tyrosine in Cbp that binds to Csk (Tyr-314). Tyrosine 93-96 C-terminal Src kinase Homo sapiens 88-91 10896106-2 2000 Details of tyrosine substrate specificity within the context of a short peptide were investigated for protein tyrosine kinase Csk. Tyrosine 11-19 C-terminal Src kinase Homo sapiens 126-129 10845713-0 2000 Tyrosine nitration of c-SRC tyrosine kinase in human pancreatic ductal adenocarcinoma. Tyrosine 0-8 C-terminal Src kinase Homo sapiens 22-43 10788500-0 2000 Overexpression of C-terminal Src kinase blocks 14, 15-epoxyeicosatrienoic acid-induced tyrosine phosphorylation and mitogenesis. 14,15-epoxy-5,8,11-eicosatrienoic acid 47-78 C-terminal Src kinase Homo sapiens 18-39 10788500-0 2000 Overexpression of C-terminal Src kinase blocks 14, 15-epoxyeicosatrienoic acid-induced tyrosine phosphorylation and mitogenesis. Tyrosine 87-95 C-terminal Src kinase Homo sapiens 18-39 10788500-7 2000 In contrast, both EGF and FBS significantly increased [(3)H]thymidine incorporation in CSK cells. Thymidine 60-69 C-terminal Src kinase Homo sapiens 87-90 10845713-6 2000 Immunoprecipitation coupled with Western analysis identified c-Src tyrosine kinase as a target of both tyrosine nitration and tyrosine phosphorylation. Tyrosine 103-111 C-terminal Src kinase Homo sapiens 61-82 10845713-7 2000 Peroxynitrite treatment of human pancreatic carcinoma cells in vitro resulted in increased tyrosine nitration and tyrosine phosphorylation of c-Src kinase, increased (>2-fold) c-Src kinase activity, and increased association between c-Src kinase and its downstream substrate cortactin. Peroxynitrous Acid 0-13 C-terminal Src kinase Homo sapiens 142-154 10845713-7 2000 Peroxynitrite treatment of human pancreatic carcinoma cells in vitro resulted in increased tyrosine nitration and tyrosine phosphorylation of c-Src kinase, increased (>2-fold) c-Src kinase activity, and increased association between c-Src kinase and its downstream substrate cortactin. Peroxynitrous Acid 0-13 C-terminal Src kinase Homo sapiens 179-191 10845713-7 2000 Peroxynitrite treatment of human pancreatic carcinoma cells in vitro resulted in increased tyrosine nitration and tyrosine phosphorylation of c-Src kinase, increased (>2-fold) c-Src kinase activity, and increased association between c-Src kinase and its downstream substrate cortactin. Peroxynitrous Acid 0-13 C-terminal Src kinase Homo sapiens 179-191 10845713-8 2000 Collectively, these observations suggest that peroxynitrite-mediated tyrosine nitration and tyrosine phosphorylation of c-Src kinase may lead to enhanced tyrosine kinase signaling observed during pancreatic ductal adenocarcinoma growth and metastasis. Peroxynitrous Acid 46-59 C-terminal Src kinase Homo sapiens 120-132 10845713-8 2000 Collectively, these observations suggest that peroxynitrite-mediated tyrosine nitration and tyrosine phosphorylation of c-Src kinase may lead to enhanced tyrosine kinase signaling observed during pancreatic ductal adenocarcinoma growth and metastasis. Tyrosine 69-77 C-terminal Src kinase Homo sapiens 120-132 10845713-8 2000 Collectively, these observations suggest that peroxynitrite-mediated tyrosine nitration and tyrosine phosphorylation of c-Src kinase may lead to enhanced tyrosine kinase signaling observed during pancreatic ductal adenocarcinoma growth and metastasis. Tyrosine 92-100 C-terminal Src kinase Homo sapiens 120-132 10803607-9 2000 In c-Src kinase reactions, polarization decreased with time as reaction products displaced the fluorescein-labeled phosphopeptide from the anti-phosphotyrosine antibodies. Fluorescein 95-106 C-terminal Src kinase Homo sapiens 3-15 10790433-0 2000 Phosphoprotein associated with glycosphingolipid-enriched microdomains (PAG), a novel ubiquitously expressed transmembrane adaptor protein, binds the protein tyrosine kinase csk and is involved in regulation of T cell activation. Glycosphingolipids 31-48 C-terminal Src kinase Homo sapiens 174-177 10790433-6 2000 Expression of PAG in COS cells results in recruitment of endogenous Csk, altered Src kinase activity, and impaired phosphorylation of Src-specific substrates. carbonyl sulfide 21-24 C-terminal Src kinase Homo sapiens 68-71 10801129-2 2000 The activity of Src-PTKs in cells of different types is negatively controlled by Csk, which specifically phosphorylates a conserved regulatory tyrosine residue at the carboxy-terminal tail of the Src-PTKs. Tyrosine 143-151 C-terminal Src kinase Homo sapiens 81-84 10803607-9 2000 In c-Src kinase reactions, polarization decreased with time as reaction products displaced the fluorescein-labeled phosphopeptide from the anti-phosphotyrosine antibodies. Phosphotyrosine 144-159 C-terminal Src kinase Homo sapiens 3-15 10441393-1 1999 We screened 1680 spatially separated compounds of a diverse combinatorial library of 1,4-benzodiazepines for their ability to inhibit the kinase activity of protein tyrosine kinases Src, Yes, Abl, Lck, Csk, and fibroblast growth factor receptor. Bz-423 85-104 C-terminal Src kinase Homo sapiens 202-205 10601992-1 1999 The proline-, glutamic acid-, serine- and threonine-enriched protein tyrosine phosphatase PEP, which is expressed primarily in hematopoietic cells, was recently discovered to be physically associated with the 50-kDa cytosolic protein tyrosine kinase (PTK) Csk, an important suppressor of Src family PTK, including Lck and Fyn in T cells. Proline 4-11 C-terminal Src kinase Homo sapiens 256-259 10601992-1 1999 The proline-, glutamic acid-, serine- and threonine-enriched protein tyrosine phosphatase PEP, which is expressed primarily in hematopoietic cells, was recently discovered to be physically associated with the 50-kDa cytosolic protein tyrosine kinase (PTK) Csk, an important suppressor of Src family PTK, including Lck and Fyn in T cells. Serine 30-36 C-terminal Src kinase Homo sapiens 256-259 10601992-1 1999 The proline-, glutamic acid-, serine- and threonine-enriched protein tyrosine phosphatase PEP, which is expressed primarily in hematopoietic cells, was recently discovered to be physically associated with the 50-kDa cytosolic protein tyrosine kinase (PTK) Csk, an important suppressor of Src family PTK, including Lck and Fyn in T cells. Threonine 42-51 C-terminal Src kinase Homo sapiens 256-259 10508617-4 1999 Src kinase activity is downregulated by the carboxy-terminal Src kinase (Csk), a tyrosine kinase that phosphorylates a conserved tyrosine residue in the carboxy-terminal tail of Src [7] [8]. Tyrosine 81-89 C-terminal Src kinase Homo sapiens 73-76 10026153-6 1999 We found that the SH2 domain of CSK binds to the tyrosine-phosphorylated form of IGF-IR and IR. Tyrosine 49-57 C-terminal Src kinase Homo sapiens 32-35 10364466-1 1999 The Csk Homologous Kinase (CHK) has been shown to have an enzymatic activity similar to the tyrosine kinase Csk in that it down-regulates Src family kinase activity by causing phosphorylation of the Src C-terminal tyrosine residue. Tyrosine 92-100 C-terminal Src kinase Homo sapiens 4-7 10233937-5 1999 Analysis of LMP2A deletion mutants demonstrated that tyrosines implicated in interacting with Src family kinase SH2 domains and the SH2 domain of Csk, as well as the LMP2A immunoreceptor tyrosine-based activation motif, are important for its phosphorylation in epithelial cells. Tyrosine 53-62 C-terminal Src kinase Homo sapiens 146-149 10233937-5 1999 Analysis of LMP2A deletion mutants demonstrated that tyrosines implicated in interacting with Src family kinase SH2 domains and the SH2 domain of Csk, as well as the LMP2A immunoreceptor tyrosine-based activation motif, are important for its phosphorylation in epithelial cells. Tyrosine 53-61 C-terminal Src kinase Homo sapiens 146-149 10220355-0 1999 Substitution studies of the second divalent metal cation requirement of protein tyrosine kinase CSK. Metals 44-49 C-terminal Src kinase Homo sapiens 96-99 10220355-1 1999 In addition to a magnesium ion needed to form the ATP-Mg complex, we have previously determined that at least one more free Mg2+ ion is essential for the activation of the protein tyrosine kinase, Csk [Sun, G., and Budde, R. J. Magnesium 17-26 C-terminal Src kinase Homo sapiens 197-200 10220355-1 1999 In addition to a magnesium ion needed to form the ATP-Mg complex, we have previously determined that at least one more free Mg2+ ion is essential for the activation of the protein tyrosine kinase, Csk [Sun, G., and Budde, R. J. Adenosine Triphosphate 50-53 C-terminal Src kinase Homo sapiens 197-200 10220355-1 1999 In addition to a magnesium ion needed to form the ATP-Mg complex, we have previously determined that at least one more free Mg2+ ion is essential for the activation of the protein tyrosine kinase, Csk [Sun, G., and Budde, R. J. Magnesium 54-56 C-terminal Src kinase Homo sapiens 197-200 10220355-1 1999 In addition to a magnesium ion needed to form the ATP-Mg complex, we have previously determined that at least one more free Mg2+ ion is essential for the activation of the protein tyrosine kinase, Csk [Sun, G., and Budde, R. J. magnesium ion 124-128 C-terminal Src kinase Homo sapiens 197-200 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. Metals 47-52 C-terminal Src kinase Homo sapiens 137-140 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. Manganese(2+) 70-74 C-terminal Src kinase Homo sapiens 137-140 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. Cobalt(2+) 76-80 C-terminal Src kinase Homo sapiens 137-140 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. Nickel(2+) 82-86 C-terminal Src kinase Homo sapiens 137-140 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. Zinc 92-96 C-terminal Src kinase Homo sapiens 137-140 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. magnesium ion 116-120 C-terminal Src kinase Homo sapiens 137-140 10220355-4 1999 In this paper, we report that several divalent metal cations, such as Mn2+, Co2+, Ni2+, and Zn2+ bind to the second Mg2+-binding site of Csk with up to 13200-fold higher affinity than Mg2+. magnesium ion 184-188 C-terminal Src kinase Homo sapiens 137-140 10220355-6 1999 Substitution by these divalent metal cations resulted in varied levels of Csk activity, with Mn2+ even more effective than Mg2+. Metals 31-36 C-terminal Src kinase Homo sapiens 74-77 10220355-6 1999 Substitution by these divalent metal cations resulted in varied levels of Csk activity, with Mn2+ even more effective than Mg2+. Manganese(2+) 93-97 C-terminal Src kinase Homo sapiens 74-77 10220355-6 1999 Substitution by these divalent metal cations resulted in varied levels of Csk activity, with Mn2+ even more effective than Mg2+. magnesium ion 123-127 C-terminal Src kinase Homo sapiens 74-77 10220355-7 1999 Co2+ and Ni2+ supports reduced levels of Csk activity compared to Mg2+. Cobalt(2+) 0-4 C-terminal Src kinase Homo sapiens 41-44 10220355-7 1999 Co2+ and Ni2+ supports reduced levels of Csk activity compared to Mg2+. Nickel(2+) 9-13 C-terminal Src kinase Homo sapiens 41-44 10220355-8 1999 Zn2+ has the highest affinity for the second Mg2+-binding site of Csk at 0.65 microM, but supports no kinase activity, acting as a dead-end inhibitor. Zinc 0-4 C-terminal Src kinase Homo sapiens 66-69 10220355-8 1999 Zn2+ has the highest affinity for the second Mg2+-binding site of Csk at 0.65 microM, but supports no kinase activity, acting as a dead-end inhibitor. magnesium ion 45-49 C-terminal Src kinase Homo sapiens 66-69 10220355-11 1999 These results suggest that the divalent metal activator is an important element in determining the affinity between Csk and the phosphate-accepting substrate. Metals 40-45 C-terminal Src kinase Homo sapiens 116-119 10220355-11 1999 These results suggest that the divalent metal activator is an important element in determining the affinity between Csk and the phosphate-accepting substrate. Phosphates 128-137 C-terminal Src kinase Homo sapiens 116-119 9988270-3 1999 Studies of the mechanism of c-Src regulation have suggested that c-Src kinase activity is downregulated by phosphorylation of a critical carboxy-terminal tyrosine (Tyr 530 in human c-Src, equivalent to Tyr 527 in chicken Src) and have implied the existence of activating mutations in this C-terminal regulatory region. Tyrosine 154-162 C-terminal Src kinase Homo sapiens 65-77 10069568-0 1999 Effects of c-Src tyrosine kinase on ethanol sensitivity of recombinant NMDA receptors expressed in HEK 293 cells. Ethanol 36-43 C-terminal Src kinase Homo sapiens 11-32 10069568-13 1999 These results indicate that, although NMDA receptors can be a target of c-Src tyrosine kinase, tyrosine phosphorylation by this enzyme does not modulate the inhibitory effects of ethanol on NMDA-activated currents. N-Methylaspartate 38-42 C-terminal Src kinase Homo sapiens 72-93 9988270-3 1999 Studies of the mechanism of c-Src regulation have suggested that c-Src kinase activity is downregulated by phosphorylation of a critical carboxy-terminal tyrosine (Tyr 530 in human c-Src, equivalent to Tyr 527 in chicken Src) and have implied the existence of activating mutations in this C-terminal regulatory region. Tyrosine 164-167 C-terminal Src kinase Homo sapiens 65-77 9988270-3 1999 Studies of the mechanism of c-Src regulation have suggested that c-Src kinase activity is downregulated by phosphorylation of a critical carboxy-terminal tyrosine (Tyr 530 in human c-Src, equivalent to Tyr 527 in chicken Src) and have implied the existence of activating mutations in this C-terminal regulatory region. Tyrosine 202-205 C-terminal Src kinase Homo sapiens 65-77 9794236-4 1998 First, pre-incubation of Src with ATP-Mg led to time-dependent autophosphorylation of Src, activation of its kinase activity and loss of its ability to be inactivated by Csk. Adenosine Triphosphate 34-37 C-terminal Src kinase Homo sapiens 170-173 9890993-5 1999 On the other hand, overexpression of Csk-DeltaK induced tyrosine phosphorylation of cellular proteins, including the paxillin and focal adhesion kinase (FAK) and enhanced to some extent the cytoskeletal organization and the rate of cell spreading on fibronectin, indicating that Src or its relatives was functionally activated in the cells. Tyrosine 56-64 C-terminal Src kinase Homo sapiens 37-47 9890993-6 1999 Paxillin was also tyrosine-phosphorylated in Csk-overexpressing cells, indicating that it can serve as a substrate of Csk. Tyrosine 18-26 C-terminal Src kinase Homo sapiens 45-48 9890993-8 1999 In contrast, tyrosine phosphorylation of FAK and its in vitro autophosphorylation activity were increased only in cells expressing Csk-DeltaK. Tyrosine 13-21 C-terminal Src kinase Homo sapiens 131-141 9890993-10 1999 These findings suggest that Csk regulates Src family tyrosine kinases that play essential roles in the regulation of cell adhesion via a FAK-dependent mechanism and that the tyrosine phosphorylation of paxillin alone may not be sufficient for the regulation of the cell adhesion mechanism in astrocytes. Tyrosine 53-61 C-terminal Src kinase Homo sapiens 28-31 9878439-0 1999 Structure of the protein tyrosine kinase domain of C-terminal Src kinase (CSK) in complex with staurosporine. Staurosporine 95-108 C-terminal Src kinase Homo sapiens 51-72 9878439-0 1999 Structure of the protein tyrosine kinase domain of C-terminal Src kinase (CSK) in complex with staurosporine. Staurosporine 95-108 C-terminal Src kinase Homo sapiens 74-77 9878439-1 1999 The crystal structure of the kinase domain of C-terminal Src kinase (CSK) has been determined by molecular replacement, co-complexed with the protein kinase inhibitor staurosporine (crystals belong to the space group P21212 with a=44.5 A, b=120.6 A, c=48.3 A). Staurosporine 167-180 C-terminal Src kinase Homo sapiens 46-67 9878439-1 1999 The crystal structure of the kinase domain of C-terminal Src kinase (CSK) has been determined by molecular replacement, co-complexed with the protein kinase inhibitor staurosporine (crystals belong to the space group P21212 with a=44.5 A, b=120.6 A, c=48.3 A). Staurosporine 167-180 C-terminal Src kinase Homo sapiens 69-72 9794236-1 1998 Csk phosphorylates Src family protein tyrosine kinases on a tyrosine residue near their C-terminus and downregulates their activity. Tyrosine 38-46 C-terminal Src kinase Homo sapiens 0-3 9794236-10 1998 Mutation of the tyrosine autophosphorylation site of Yes to a phenylalanine resulted in a mutant Yes enzyme that can be fully inactivated by a sub-stoichiometric amount of Csk in a time-dependent manner. Tyrosine 16-24 C-terminal Src kinase Homo sapiens 172-175 9794236-10 1998 Mutation of the tyrosine autophosphorylation site of Yes to a phenylalanine resulted in a mutant Yes enzyme that can be fully inactivated by a sub-stoichiometric amount of Csk in a time-dependent manner. Phenylalanine 62-75 C-terminal Src kinase Homo sapiens 172-175 9618476-2 1998 This method was used to ligate a phosphotyrosine peptide to the C terminus of the protein tyrosine kinase C-terminal Src kinase (Csk). phosphotyrosine peptide 33-56 C-terminal Src kinase Homo sapiens 106-127 9735325-4 1998 Activation of c-src appeared to be dependent on active ErbB2 tyrosine kinase, as the ErbB2 inhibitor tyrphostin AG 825 blocked the induction of c-src kinase activity, as well as the ability of transformed cells to grow on soft agar, but not plastic. tyrphostin AG825 101-118 C-terminal Src kinase Homo sapiens 144-156 9707505-8 1998 A marked increase in the protein amount of H-Ras and a significant increase in the activity of c-Src kinase, PTK, and Erk2 were found in cells from TCDD-treated animals. Polychlorinated Dibenzodioxins 148-152 C-terminal Src kinase Homo sapiens 95-107 9707505-12 1998 (1) A structure-activity relationship study with TCDD and three dioxin congeners revealed a rank order for their potency in activation of AhR-associated c-Src kinase from cervical cells which was identical to that of previously determined toxicity indices. Polychlorinated Dibenzodioxins 49-53 C-terminal Src kinase Homo sapiens 153-165 9707505-12 1998 (1) A structure-activity relationship study with TCDD and three dioxin congeners revealed a rank order for their potency in activation of AhR-associated c-Src kinase from cervical cells which was identical to that of previously determined toxicity indices. Dioxins 64-70 C-terminal Src kinase Homo sapiens 153-165 9707505-13 1998 (2) TCDD-induced, AhR-associated c-Src kinase activity was abolished when an AhR immunoprecipitate from cervical cells was preincubated with alpha-naphthoflavone (AhR blocker) or geldanamycin (Src kinase inhibitor) prior to the addition of TCDD. Polychlorinated Dibenzodioxins 4-8 C-terminal Src kinase Homo sapiens 33-45 9707505-13 1998 (2) TCDD-induced, AhR-associated c-Src kinase activity was abolished when an AhR immunoprecipitate from cervical cells was preincubated with alpha-naphthoflavone (AhR blocker) or geldanamycin (Src kinase inhibitor) prior to the addition of TCDD. alpha-naphthoflavone 141-161 C-terminal Src kinase Homo sapiens 33-45 9707505-13 1998 (2) TCDD-induced, AhR-associated c-Src kinase activity was abolished when an AhR immunoprecipitate from cervical cells was preincubated with alpha-naphthoflavone (AhR blocker) or geldanamycin (Src kinase inhibitor) prior to the addition of TCDD. geldanamycin 179-191 C-terminal Src kinase Homo sapiens 33-45 9707505-13 1998 (2) TCDD-induced, AhR-associated c-Src kinase activity was abolished when an AhR immunoprecipitate from cervical cells was preincubated with alpha-naphthoflavone (AhR blocker) or geldanamycin (Src kinase inhibitor) prior to the addition of TCDD. Polychlorinated Dibenzodioxins 240-244 C-terminal Src kinase Homo sapiens 33-45 9647655-9 1998 Microinjection of either anti-Cst.1 antibody or recombinant CSK, both of which prevent activation of Src family kinase, significantly decreases ATP-induced activation of AE. Adenosine Triphosphate 144-147 C-terminal Src kinase Homo sapiens 60-63 9618476-2 1998 This method was used to ligate a phosphotyrosine peptide to the C terminus of the protein tyrosine kinase C-terminal Src kinase (Csk). phosphotyrosine peptide 33-56 C-terminal Src kinase Homo sapiens 129-132 9618476-4 1998 The semisynthetic tail-phosphorylated Csk showed evidence of an intramolecular phosphotyrosine-Src homology 2 interaction and an unexpected increase in catalytic phosphoryl transfer efficiency toward a physiologically relevant substrate compared with the non-tail-phosphorylated control. Phosphotyrosine 79-94 C-terminal Src kinase Homo sapiens 38-41 9736341-0 1998 Stimulation of the high-affinity IgE receptor results in the tyrosine phosphorylation of a 60 kD protein which is associated with the protein-tyrosine kinase, Csk. Tyrosine 61-69 C-terminal Src kinase Homo sapiens 159-162 9603960-6 1998 PD158780 potently inhibited the LPA-stimulated MAP kinase kinase 1/2 (MKK1/2) activation and EGF receptor tyrosine phosphorylation in HeLa cells, while it had no detectable effect on c-Src kinase activity. 6-(methylamino)pyrido(3,4-d)pyrimidine 0-8 C-terminal Src kinase Homo sapiens 183-195 9603960-6 1998 PD158780 potently inhibited the LPA-stimulated MAP kinase kinase 1/2 (MKK1/2) activation and EGF receptor tyrosine phosphorylation in HeLa cells, while it had no detectable effect on c-Src kinase activity. lysophosphatidic acid 32-35 C-terminal Src kinase Homo sapiens 183-195 9582365-2 1998 This interaction was shown to involve the Src homology 3 (SH3) region of Csk and a proline-rich sequence of PEP termed P1 (SRRTDDEIPPPLPERTPESFIVVEE). Proline 83-90 C-terminal Src kinase Homo sapiens 73-76 9736341-3 1998 Using anti-Csk antibodies and recombinant fusion proteins we detected a single tyrosine-phosphorylated protein of 60 kD (herein referred to as "p60") that associates with the SH2 domain of Csk after stimulation of the FcepsilonRI. Tyrosine 79-87 C-terminal Src kinase Homo sapiens 11-14 9736341-3 1998 Using anti-Csk antibodies and recombinant fusion proteins we detected a single tyrosine-phosphorylated protein of 60 kD (herein referred to as "p60") that associates with the SH2 domain of Csk after stimulation of the FcepsilonRI. Tyrosine 79-87 C-terminal Src kinase Homo sapiens 189-192 9477973-1 1998 Two tyrosyl residues have been reported to play a crucial role in the regulation of protein tyrosine kinases of the Src family: autophosphorylation of Tyr416 (c-Src numbering) located in the catalytic domain correlates with enzyme activation, while Csk-mediated phosphorylation of the C-terminal tyrosine Tyr527 (c-Src numbering) gives rise to inactive forms of Src kinases. cyclo(tyrosyl-tyrosyl) 4-11 C-terminal Src kinase Homo sapiens 249-252 9461599-2 1998 The Csk homologous kinase (CHK) is a recently identified tyrosine kinase which, like Csk, phosphorylates the C-terminal tyrosine of Src kinases, resulting in inactivation of these enzymes. Tyrosine 57-65 C-terminal Src kinase Homo sapiens 4-7 9477973-1 1998 Two tyrosyl residues have been reported to play a crucial role in the regulation of protein tyrosine kinases of the Src family: autophosphorylation of Tyr416 (c-Src numbering) located in the catalytic domain correlates with enzyme activation, while Csk-mediated phosphorylation of the C-terminal tyrosine Tyr527 (c-Src numbering) gives rise to inactive forms of Src kinases. Tyrosine 92-100 C-terminal Src kinase Homo sapiens 249-252 9425036-11 1998 The lack of a significant impact of increased salt on the Km for Lck phosphorylation differs from Csk-mediated poly(Glu,Tyr) phosphorylation, and argues against the importance of electrostatic effects in the Csk-Lck binding interaction. poly 111-115 C-terminal Src kinase Homo sapiens 98-101 9425036-12 1998 The failure of the Lck phosphorylation product (phosphotyrosine-505) to significantly inhibit Csk phosphorylation of Lck is consistent with a catalytic model involving multidomain structural interactions between substrate and enzyme. Phosphotyrosine 48-63 C-terminal Src kinase Homo sapiens 94-97 9221755-2 1997 Because the tyrosine kinase Csk is a potential negative regulator of lymphocyte activation, we examined the effects of BCR and FcgammaRIIB1 engagement on the binding of Csk to phosphotyrosine-containing proteins. Phosphotyrosine 176-191 C-terminal Src kinase Homo sapiens 169-172 9405393-7 1997 The ITAMs of the A74 protein are tyrosine-phosphorylated by a c-Src kinase in vitro. Tyrosine 33-41 C-terminal Src kinase Homo sapiens 62-74 9281320-9 1997 Finally, we show that the enzyme is inactivated by incubation with protein tyrosine kinase Csk in an ATP-Mg-dependent manner, indicating that cellular Yes can be regulated by Csk phosphorylation. Adenosine Triphosphate 101-104 C-terminal Src kinase Homo sapiens 91-94 9281320-9 1997 Finally, we show that the enzyme is inactivated by incubation with protein tyrosine kinase Csk in an ATP-Mg-dependent manner, indicating that cellular Yes can be regulated by Csk phosphorylation. Adenosine Triphosphate 101-104 C-terminal Src kinase Homo sapiens 175-178 9276617-3 1997 One of them, soluble tyrosine kinase-1 (STK-1), represents a soluble form of the c-Src protein, which is apparently underphosphorylated on its C-terminal tyrosine residue whereas the other (STK-2) is a 48-kDa protein tyrosine kinase (PTK), which is molecularly and functionally related to the C-terminal Src kinase (Csk). Tyrosine 21-29 C-terminal Src kinase Homo sapiens 293-314 9276617-3 1997 One of them, soluble tyrosine kinase-1 (STK-1), represents a soluble form of the c-Src protein, which is apparently underphosphorylated on its C-terminal tyrosine residue whereas the other (STK-2) is a 48-kDa protein tyrosine kinase (PTK), which is molecularly and functionally related to the C-terminal Src kinase (Csk). Tyrosine 21-29 C-terminal Src kinase Homo sapiens 316-319 8995444-5 1997 Like p50csk, Chk reduced the elevated phosphotyrosine levels and the augmented activity of Src family kinases in Csk-deficient fibroblasts. Phosphotyrosine 38-53 C-terminal Src kinase Homo sapiens 5-11 9224730-5 1997 Csk phosphorylation in vitro by PKA is on a serine residue(s) and can reach a stoichiometry of approximately 0.6 mol phosphate per mole of enzyme. Serine 44-50 C-terminal Src kinase Homo sapiens 0-3 9224730-5 1997 Csk phosphorylation in vitro by PKA is on a serine residue(s) and can reach a stoichiometry of approximately 0.6 mol phosphate per mole of enzyme. Phosphates 117-126 C-terminal Src kinase Homo sapiens 0-3 9224730-6 1997 Furthermore, incubation with PKA in the presence of ATP and magnesium ion results in a time-dependent decrease in Csk kinase activity. Adenosine Triphosphate 52-55 C-terminal Src kinase Homo sapiens 114-117 9224730-6 1997 Furthermore, incubation with PKA in the presence of ATP and magnesium ion results in a time-dependent decrease in Csk kinase activity. Magnesium 60-69 C-terminal Src kinase Homo sapiens 114-117 9224730-7 1997 A six-fold decrease in Csk activity (expressed as Vmax/Km ratio) was achieved due to a threefold increase in its Km and a twofold decrease in its Vmax value within 1 h of incubation with the catalytic subunit of PKA and ATP-Mg. atp-mg 220-226 C-terminal Src kinase Homo sapiens 23-26 9148770-0 1997 Identification of csk tyrosine phosphorylation sites and a tyrosine residue important for kinase domain structure. Tyrosine 22-30 C-terminal Src kinase Homo sapiens 18-21 9148770-1 1997 The lack of a conserved tyrosine autophosphorylation site is a unique feature of the C-terminal Src-kinase, Csk, although this protein tyrosine kinase can be autophosphorylated on tyrosine residues in vitro and in bacteria. Tyrosine 24-32 C-terminal Src kinase Homo sapiens 108-111 9148770-1 1997 The lack of a conserved tyrosine autophosphorylation site is a unique feature of the C-terminal Src-kinase, Csk, although this protein tyrosine kinase can be autophosphorylated on tyrosine residues in vitro and in bacteria. Tyrosine 135-143 C-terminal Src kinase Homo sapiens 108-111 9148770-2 1997 Here we show that human Csk is tyrosine phosphorylated in HeLa cells treated with sodium pervanadate. Tyrosine 31-39 C-terminal Src kinase Homo sapiens 24-27 9148770-2 1997 Here we show that human Csk is tyrosine phosphorylated in HeLa cells treated with sodium pervanadate. Sodium orthovanadate 82-100 C-terminal Src kinase Homo sapiens 24-27 9148770-5 1997 A catalytically inactive form of Csk was also phosphorylated on Tyr-184 in vivo, suggesting that this is not a site of autophosphorylation. Tyrosine 64-67 C-terminal Src kinase Homo sapiens 33-36 9148770-7 1997 Three-dimensional modelling of the Csk kinase domain indicated that the Y304F mutation abolishes one of two conserved hydrogen bonds between the upper and the lower lobes in the open conformation of the kinase domain. Hydrogen 118-126 C-terminal Src kinase Homo sapiens 35-38 9148770-10 1997 Taken together these results indicate that Csk can be phosphorylated in vivo at Tyr-184 by an as yet unknown tyrosine kinase, and that autophosphorylation of Tyr-304 occurs only at abnormally high Csk concentrations in vitro. Tyrosine 80-83 C-terminal Src kinase Homo sapiens 43-46 9148770-11 1997 Furthermore, Tyr-304 is required for the maintenance of the structure of the Csk kinase domain. Tyrosine 13-16 C-terminal Src kinase Homo sapiens 77-80 9047313-5 1997 (3) The free magnesium ion activates Csk and Src kinase activity by increasing the Vmax but does not change their apparent Km(ATP-Mg). Magnesium 13-22 C-terminal Src kinase Homo sapiens 37-40 9048573-1 1997 Csk (C-terminal Src kinase) is a protein tyrosine kinase which catalyzes the transfer of the gamma-phosphoryl group of ATP to the tyrosine hydroxyl of proteins in the presence of a divalent ion. Adenosine Triphosphate 119-122 C-terminal Src kinase Homo sapiens 0-3 9048573-1 1997 Csk (C-terminal Src kinase) is a protein tyrosine kinase which catalyzes the transfer of the gamma-phosphoryl group of ATP to the tyrosine hydroxyl of proteins in the presence of a divalent ion. Adenosine Triphosphate 119-122 C-terminal Src kinase Homo sapiens 5-26 9048573-1 1997 Csk (C-terminal Src kinase) is a protein tyrosine kinase which catalyzes the transfer of the gamma-phosphoryl group of ATP to the tyrosine hydroxyl of proteins in the presence of a divalent ion. tyrosine hydroxyl 130-147 C-terminal Src kinase Homo sapiens 0-3 9048573-1 1997 Csk (C-terminal Src kinase) is a protein tyrosine kinase which catalyzes the transfer of the gamma-phosphoryl group of ATP to the tyrosine hydroxyl of proteins in the presence of a divalent ion. tyrosine hydroxyl 130-147 C-terminal Src kinase Homo sapiens 5-26 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. Cobalt 52-54 C-terminal Src kinase Homo sapiens 33-36 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. Cobalt 52-54 C-terminal Src kinase Homo sapiens 110-113 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. Magnesium 77-79 C-terminal Src kinase Homo sapiens 110-113 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. Adenosine Triphosphate 119-122 C-terminal Src kinase Homo sapiens 33-36 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. Adenosine Triphosphate 119-122 C-terminal Src kinase Homo sapiens 110-113 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. adenosine 5'-O-(3-thiotriphosphate) 127-138 C-terminal Src kinase Homo sapiens 33-36 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. adenosine 5'-O-(3-thiotriphosphate) 127-138 C-terminal Src kinase Homo sapiens 110-113 9048573-11 1997 Steady-state kinetic analyses of Csk reactions with Co and Ni in addition to Mg and Mn on wild-type and D314E Csk with ATP and ATP gamma S [adenosine 5"-O-(3-thiotriphosphate)] as substrates were performed. adenosine 5'-O-(3-thiotriphosphate) 140-175 C-terminal Src kinase Homo sapiens 33-36 9048573-12 1997 The Kcat thio effects [Kcat(ATP)/Kcat(ATP gamma S)] were inversely correlated with metal thiophilicity in both wild-type and D314E mutant Csk reactions, although the relationship was less pronounced in the latter. thio 9-13 C-terminal Src kinase Homo sapiens 138-141 9048573-12 1997 The Kcat thio effects [Kcat(ATP)/Kcat(ATP gamma S)] were inversely correlated with metal thiophilicity in both wild-type and D314E mutant Csk reactions, although the relationship was less pronounced in the latter. Adenosine Triphosphate 28-31 C-terminal Src kinase Homo sapiens 138-141 9048573-12 1997 The Kcat thio effects [Kcat(ATP)/Kcat(ATP gamma S)] were inversely correlated with metal thiophilicity in both wild-type and D314E mutant Csk reactions, although the relationship was less pronounced in the latter. Adenosine Triphosphate 38-41 C-terminal Src kinase Homo sapiens 138-141 9048573-12 1997 The Kcat thio effects [Kcat(ATP)/Kcat(ATP gamma S)] were inversely correlated with metal thiophilicity in both wild-type and D314E mutant Csk reactions, although the relationship was less pronounced in the latter. Metals 83-88 C-terminal Src kinase Homo sapiens 138-141 9048573-13 1997 These results appear to underscore the role of gamma-phosphoryl hydrogen bonding/salt bridging in the wild-type Csk reaction transition state, which is somewhat perturbed in the D314E Csk reaction. Hydrogen 64-72 C-terminal Src kinase Homo sapiens 112-115 9048573-13 1997 These results appear to underscore the role of gamma-phosphoryl hydrogen bonding/salt bridging in the wild-type Csk reaction transition state, which is somewhat perturbed in the D314E Csk reaction. Hydrogen 64-72 C-terminal Src kinase Homo sapiens 184-187 9048573-13 1997 These results appear to underscore the role of gamma-phosphoryl hydrogen bonding/salt bridging in the wild-type Csk reaction transition state, which is somewhat perturbed in the D314E Csk reaction. Salts 81-85 C-terminal Src kinase Homo sapiens 112-115 9048573-13 1997 These results appear to underscore the role of gamma-phosphoryl hydrogen bonding/salt bridging in the wild-type Csk reaction transition state, which is somewhat perturbed in the D314E Csk reaction. Salts 81-85 C-terminal Src kinase Homo sapiens 184-187 9048573-14 1997 In the case of the Ni reaction, the Kcat thio effect was reduced to about 2 in the wild-type and D314E mutant Csk reactions. thio 41-45 C-terminal Src kinase Homo sapiens 110-113 8621646-0 1996 Csk is constitutively associated with a 60-kDa tyrosine-phosphorylated protein in human T cells. Tyrosine 47-55 C-terminal Src kinase Homo sapiens 0-3 9172452-2 1996 Csk is probably involved in the downregulation of TCR signaling by C-terminal tyrosine phosphorylation of Lck and Fyn, but the mechanism whereby Csk targets these Src family members is not known. Tyrosine 78-86 C-terminal Src kinase Homo sapiens 0-3 8756634-4 1996 We show here that C-terminal Src kinase (Csk), which phosphorylates C-terminal tyrosine residues of Src family protein tyrosine kinases and suppresses their kinase activities, is involved in this insulin-stimulated dephosphorylation of focal adhesion proteins. Tyrosine 79-87 C-terminal Src kinase Homo sapiens 18-39 8756634-4 1996 We show here that C-terminal Src kinase (Csk), which phosphorylates C-terminal tyrosine residues of Src family protein tyrosine kinases and suppresses their kinase activities, is involved in this insulin-stimulated dephosphorylation of focal adhesion proteins. Tyrosine 79-87 C-terminal Src kinase Homo sapiens 41-44 8756634-7 1996 Although we have shown that the Csk Src homology 2 domain can bind to several tyrosine-phosphorylated proteins, including pp125FAK and paxillin, a majority of protein which bound to Csk was IRS-1 when cells were stimulated by insulin. Tyrosine 78-86 C-terminal Src kinase Homo sapiens 32-35 8979366-0 1996 The C-terminal Src kinase (Csk) is widely expressed, active in HT-29 cells that contain activated Src, and its expression is downregulated in butyrate-treated SW620 cells. Butyrates 142-150 C-terminal Src kinase Homo sapiens 4-25 8979366-0 1996 The C-terminal Src kinase (Csk) is widely expressed, active in HT-29 cells that contain activated Src, and its expression is downregulated in butyrate-treated SW620 cells. Butyrates 142-150 C-terminal Src kinase Homo sapiens 27-30 8979366-5 1996 The expression of Csk was downregulated upon chemical-induced differentiation of SW620 human colon cells by treatment with sodium butyrate. Butyric Acid 123-138 C-terminal Src kinase Homo sapiens 18-21 8807585-10 1996 The c-src phosphorylation was associated with an inhibition of c-src kinase activity, suggesting phosphorylation of tyrosine 527 in the c-src regulatory domain. Tyrosine 116-124 C-terminal Src kinase Homo sapiens 63-75 8621646-2 1996 Csk may be involved in the down-regulation of T cell receptor (TCR) signaling by C-terminal tyrosine phosphorylation of Lck and Fyn; however, it is not known how Csk activity is regulated or how it targets these Src family members. Tyrosine 92-100 C-terminal Src kinase Homo sapiens 0-3 8621646-4 1996 In both Jurkat and normal T cells, the Src homology 2 (SH2) domain of Csk bound constitutively to a tyrosine-phosphorylated protein of 60 kDa (p60). Tyrosine 100-108 C-terminal Src kinase Homo sapiens 70-73 8621646-8 1996 Our data demonstrate that the SH2 domain of Csk specifically associates with at least two tyrosine-phosphorylated proteins in normal human T cells, that this association is independent of TCR/CD3 activation, and that Csk may be a part of a multiprotein complex containing GAP. Tyrosine 90-98 C-terminal Src kinase Homo sapiens 44-47 8631775-0 1996 Detection of a physical and functional interaction between Csk and Lck which involves the SH2 domain of Csk and is mediated by autophosphorylation of Lck on tyrosine 394. Tyrosine 157-165 C-terminal Src kinase Homo sapiens 59-62 8621432-1 1996 Phosphorylation and dephosphorylation of Tyr-530 in human c-Src (Tyr-527 in avian c-Src) is critical in regulating c-Src kinase activity. Tyrosine 41-44 C-terminal Src kinase Homo sapiens 115-127 8621432-1 1996 Phosphorylation and dephosphorylation of Tyr-530 in human c-Src (Tyr-527 in avian c-Src) is critical in regulating c-Src kinase activity. Tyrosine 65-68 C-terminal Src kinase Homo sapiens 115-127 8631775-0 1996 Detection of a physical and functional interaction between Csk and Lck which involves the SH2 domain of Csk and is mediated by autophosphorylation of Lck on tyrosine 394. Tyrosine 157-165 C-terminal Src kinase Homo sapiens 104-107 8631775-1 1996 The COOH-terminal Src kinase (Csk) is responsible for the phosphorylation of the conserved, negative regulatory, carboxyl-terminal tyrosine of most of the Src family protein tyrosine kinases. Tyrosine 131-139 C-terminal Src kinase Homo sapiens 4-28 8631775-1 1996 The COOH-terminal Src kinase (Csk) is responsible for the phosphorylation of the conserved, negative regulatory, carboxyl-terminal tyrosine of most of the Src family protein tyrosine kinases. Tyrosine 131-139 C-terminal Src kinase Homo sapiens 30-33 8631775-6 1996 This interaction requires the autophosphorylation of Lck on tyrosine 394 (the phosphorylation of which is correlated with an increase of the kinase activity) and involves a functional Csk SH2 domain. Tyrosine 60-68 C-terminal Src kinase Homo sapiens 184-187 8631775-8 1996 Furthermore, in vitro we showed that autophosphorylation of Lck on tyrosine 394 enhances the phosphorylation of Lck by Csk on the negative regulatory site, tyrosine 505, suggesting that activated Lck serves preferentially as substrate for Csk. Tyrosine 67-75 C-terminal Src kinase Homo sapiens 119-122 8631775-8 1996 Furthermore, in vitro we showed that autophosphorylation of Lck on tyrosine 394 enhances the phosphorylation of Lck by Csk on the negative regulatory site, tyrosine 505, suggesting that activated Lck serves preferentially as substrate for Csk. Tyrosine 67-75 C-terminal Src kinase Homo sapiens 239-242 8631775-8 1996 Furthermore, in vitro we showed that autophosphorylation of Lck on tyrosine 394 enhances the phosphorylation of Lck by Csk on the negative regulatory site, tyrosine 505, suggesting that activated Lck serves preferentially as substrate for Csk. Tyrosine 156-164 C-terminal Src kinase Homo sapiens 119-122 8631775-8 1996 Furthermore, in vitro we showed that autophosphorylation of Lck on tyrosine 394 enhances the phosphorylation of Lck by Csk on the negative regulatory site, tyrosine 505, suggesting that activated Lck serves preferentially as substrate for Csk. Tyrosine 156-164 C-terminal Src kinase Homo sapiens 239-242 8522345-3 1995 Five of the clones were analyzed for their ability to recognize native and denatured p50csk protein after undergoing native and denaturing polyacrylamide gel electrophoresis followed by western blotting. polyacrylamide 139-153 C-terminal Src kinase Homo sapiens 85-91 7673185-2 1995 In this study, we show that a peptide containing the unnatural amino acid trifluorotyrosine shows remarkably similar efficiency as a substrate of the tyrosine kinase Csk (C-terminal Src kinase) compared with the corresponding tyrosine-containing peptide despite a 4-unit change in the phenolic pKa. unnatural 53-62 C-terminal Src kinase Homo sapiens 166-169 7673185-2 1995 In this study, we show that a peptide containing the unnatural amino acid trifluorotyrosine shows remarkably similar efficiency as a substrate of the tyrosine kinase Csk (C-terminal Src kinase) compared with the corresponding tyrosine-containing peptide despite a 4-unit change in the phenolic pKa. unnatural 53-62 C-terminal Src kinase Homo sapiens 171-192 7673185-2 1995 In this study, we show that a peptide containing the unnatural amino acid trifluorotyrosine shows remarkably similar efficiency as a substrate of the tyrosine kinase Csk (C-terminal Src kinase) compared with the corresponding tyrosine-containing peptide despite a 4-unit change in the phenolic pKa. amino acid trifluorotyrosine 63-91 C-terminal Src kinase Homo sapiens 166-169 7673185-2 1995 In this study, we show that a peptide containing the unnatural amino acid trifluorotyrosine shows remarkably similar efficiency as a substrate of the tyrosine kinase Csk (C-terminal Src kinase) compared with the corresponding tyrosine-containing peptide despite a 4-unit change in the phenolic pKa. amino acid trifluorotyrosine 63-91 C-terminal Src kinase Homo sapiens 171-192 7673185-2 1995 In this study, we show that a peptide containing the unnatural amino acid trifluorotyrosine shows remarkably similar efficiency as a substrate of the tyrosine kinase Csk (C-terminal Src kinase) compared with the corresponding tyrosine-containing peptide despite a 4-unit change in the phenolic pKa. Tyrosine 83-91 C-terminal Src kinase Homo sapiens 166-169 7673185-2 1995 In this study, we show that a peptide containing the unnatural amino acid trifluorotyrosine shows remarkably similar efficiency as a substrate of the tyrosine kinase Csk (C-terminal Src kinase) compared with the corresponding tyrosine-containing peptide despite a 4-unit change in the phenolic pKa. Tyrosine 83-91 C-terminal Src kinase Homo sapiens 171-192 7673185-6 1995 Examination of the thio effect (kcat-ATP/kcat-adenosine 5"-O-(thiotriphosphate)) for D314E Csk led to the suggestion that a role of aspartate 314 may be to enhance the reactivity of the gamma-phosphate of ATP toward electrophilic attack. thio 19-23 C-terminal Src kinase Homo sapiens 91-94 7673185-6 1995 Examination of the thio effect (kcat-ATP/kcat-adenosine 5"-O-(thiotriphosphate)) for D314E Csk led to the suggestion that a role of aspartate 314 may be to enhance the reactivity of the gamma-phosphate of ATP toward electrophilic attack. adenosine 5'-O-(3-thiotriphosphate) 46-78 C-terminal Src kinase Homo sapiens 91-94 7592753-2 1995 Previous studies have indicated that c-Src preferentially autophosphorylates Tyr-416, a residue in the middle of the catalytic domain, in vitro, and that Tyr-527 is phosphorylated by the carboxyl-terminal Src kinase, Csk. Tyrosine 154-157 C-terminal Src kinase Homo sapiens 217-220 7537852-5 1995 Phosphorylation of paxillin on tyrosine creates binding sites for the SH2 domains of Crk, Csk, and Src. Tyrosine 31-39 C-terminal Src kinase Homo sapiens 90-93 8520026-3 1995 The catalytic function of Src-like products is repressed by phosphorylation of a conserved carboxy-terminal tyrosine residue, which is mediated by another cellular tyrosine protein kinase, p50csk. Tyrosine 108-116 C-terminal Src kinase Homo sapiens 189-195 7786302-2 1995 Nanomolar concentrations of hypericin inhibit the protein tyrosine kinase activities (PTK) of the epidermal growth factor receptor and the insulin receptor, while being ineffective towards the cytosolic protein tyrosine kinases Lyn, Fgr, TPK-IIB and CSK. hypericin 28-37 C-terminal Src kinase Homo sapiens 250-253 7862136-10 1995 When yeast coexpressing c-Src, Csk, and PLC gamma 2 was incubated with pervanadate, PLC gamma 2 was tyrosine phosphorylated and [3H]IP2 and [3H]IP3 production increased 11.0- and 7.0-fold, respectively. pervanadate 71-82 C-terminal Src kinase Homo sapiens 31-34 7862136-10 1995 When yeast coexpressing c-Src, Csk, and PLC gamma 2 was incubated with pervanadate, PLC gamma 2 was tyrosine phosphorylated and [3H]IP2 and [3H]IP3 production increased 11.0- and 7.0-fold, respectively. Tritium 141-143 C-terminal Src kinase Homo sapiens 31-34 7862136-10 1995 When yeast coexpressing c-Src, Csk, and PLC gamma 2 was incubated with pervanadate, PLC gamma 2 was tyrosine phosphorylated and [3H]IP2 and [3H]IP3 production increased 11.0- and 7.0-fold, respectively. Tyrosine 100-108 C-terminal Src kinase Homo sapiens 31-34 7862136-10 1995 When yeast coexpressing c-Src, Csk, and PLC gamma 2 was incubated with pervanadate, PLC gamma 2 was tyrosine phosphorylated and [3H]IP2 and [3H]IP3 production increased 11.0- and 7.0-fold, respectively. Inositol 1,4,5-Trisphosphate 144-147 C-terminal Src kinase Homo sapiens 31-34 7862136-10 1995 When yeast coexpressing c-Src, Csk, and PLC gamma 2 was incubated with pervanadate, PLC gamma 2 was tyrosine phosphorylated and [3H]IP2 and [3H]IP3 production increased 11.0- and 7.0-fold, respectively. Tritium 129-131 C-terminal Src kinase Homo sapiens 31-34 7862136-10 1995 When yeast coexpressing c-Src, Csk, and PLC gamma 2 was incubated with pervanadate, PLC gamma 2 was tyrosine phosphorylated and [3H]IP2 and [3H]IP3 production increased 11.0- and 7.0-fold, respectively. 1D-myo-inositol 4,5-bisphosphate 132-135 C-terminal Src kinase Homo sapiens 31-34 7527038-5 1994 Both ATP and poly(Glu,Tyr) were shown to be well behaved saturable substrates for recombinant Csk, with Km values that were in reasonable agreement with literature values reported for the non-recombinant enzyme and with kcat about 40 min-1. Adenosine Triphosphate 5-8 C-terminal Src kinase Homo sapiens 94-97 7862631-3 1995 Analysis of the purified protein by SDS/polyacrylamide gel electrophoresis reveals a single band with an apparent molecular mass of 50 kDa, indicating that recombinant human p50csk has been purified to near homogeneity. Sodium Dodecyl Sulfate 36-39 C-terminal Src kinase Homo sapiens 174-180 7862631-3 1995 Analysis of the purified protein by SDS/polyacrylamide gel electrophoresis reveals a single band with an apparent molecular mass of 50 kDa, indicating that recombinant human p50csk has been purified to near homogeneity. polyacrylamide 40-54 C-terminal Src kinase Homo sapiens 174-180 7529872-4 1995 Immunofluorescence for the induced p50csk was localized in the cytoplasm and distinctly in focal adhesions, in which the amount of phosphotyrosine containing proteins was also increased. Phosphotyrosine 131-146 C-terminal Src kinase Homo sapiens 35-41 7529872-9 1995 Our results thus show that a fraction of cellular Csk is targeted to focal adhesions via its SH2 and SH3 domains, probably interacting with tyrosyl-phosphorylated focal adhesion proteins. cyclo(tyrosyl-tyrosyl) 140-147 C-terminal Src kinase Homo sapiens 50-53 7527029-0 1994 Signaling-induced association of a tyrosine-phosphorylated 36-kDa protein with p50csk. Tyrosine 35-43 C-terminal Src kinase Homo sapiens 79-85 7527029-1 1994 The protein-tyrosine kinase, p50csk, is thought to participate in the regulation of signal transduction pathways by catalyzing the phosphorylation of the Src-related protein-tyrosine kinases on a negative regulatory tyrosine residue located near the COOH terminus. Tyrosine 12-20 C-terminal Src kinase Homo sapiens 29-35 7527029-1 1994 The protein-tyrosine kinase, p50csk, is thought to participate in the regulation of signal transduction pathways by catalyzing the phosphorylation of the Src-related protein-tyrosine kinases on a negative regulatory tyrosine residue located near the COOH terminus. Carbonic Acid 250-254 C-terminal Src kinase Homo sapiens 29-35 7527029-3 1994 We found that in response to the treatment of cells with pervanadate, a potent inhibitor of protein tyrosine phosphatases, or to the cross-linking of Fc gamma RIIA receptors, p50csk becomes tightly associated with a 36-kDa protein (p36). pervanadate 57-68 C-terminal Src kinase Homo sapiens 175-181 7527029-4 1994 This association is dependent on the tyrosine phosphorylation of p36 and involves its interaction with the SH2 domain of p50csk.p36 can be phosphorylated in vitro by p50csk or by a full-length GST-Csk fusion protein expressed in Escherichia coli. Tyrosine 37-45 C-terminal Src kinase Homo sapiens 121-127 7527029-4 1994 This association is dependent on the tyrosine phosphorylation of p36 and involves its interaction with the SH2 domain of p50csk.p36 can be phosphorylated in vitro by p50csk or by a full-length GST-Csk fusion protein expressed in Escherichia coli. Tyrosine 37-45 C-terminal Src kinase Homo sapiens 166-172 7527038-5 1994 Both ATP and poly(Glu,Tyr) were shown to be well behaved saturable substrates for recombinant Csk, with Km values that were in reasonable agreement with literature values reported for the non-recombinant enzyme and with kcat about 40 min-1. poly 13-17 C-terminal Src kinase Homo sapiens 94-97 7527038-5 1994 Both ATP and poly(Glu,Tyr) were shown to be well behaved saturable substrates for recombinant Csk, with Km values that were in reasonable agreement with literature values reported for the non-recombinant enzyme and with kcat about 40 min-1. Glutamic Acid 18-21 C-terminal Src kinase Homo sapiens 94-97 7527038-5 1994 Both ATP and poly(Glu,Tyr) were shown to be well behaved saturable substrates for recombinant Csk, with Km values that were in reasonable agreement with literature values reported for the non-recombinant enzyme and with kcat about 40 min-1. Tyrosine 22-25 C-terminal Src kinase Homo sapiens 94-97 7527038-9 1994 Csk utilized adenosine 5"-O-(3-thiotriphosphate) in place of ATP. adenosine 5'-O-(3-thiotriphosphate) 13-48 C-terminal Src kinase Homo sapiens 0-3 7527038-9 1994 Csk utilized adenosine 5"-O-(3-thiotriphosphate) in place of ATP. Adenosine Triphosphate 61-64 C-terminal Src kinase Homo sapiens 0-3 7696183-3 1994 Biochemical and site-directed mutagenesis analyses revealed that a carboxy-terminal peptide of p54rak was phosphorylated by a cytoplasmic tyrosine kinase (CSK) and that, as in the Src family, it is the COOH-terminal tyrosine that is phosphorylated by CSK. Carbonic Acid 202-206 C-terminal Src kinase Homo sapiens 155-158 7696183-3 1994 Biochemical and site-directed mutagenesis analyses revealed that a carboxy-terminal peptide of p54rak was phosphorylated by a cytoplasmic tyrosine kinase (CSK) and that, as in the Src family, it is the COOH-terminal tyrosine that is phosphorylated by CSK. Tyrosine 138-146 C-terminal Src kinase Homo sapiens 155-158 7518562-1 1994 Csk phosphorylates Src family members at a key regulatory tyrosine in the C-terminal tail and suppresses their activities. Tyrosine 58-66 C-terminal Src kinase Homo sapiens 0-3 7929427-6 1994 Moreover, phosphorylation of Csk-treated pp60c-src by Cdc2 also facilitated complete reactivation by the protein-tyrosine phosphatase CD45 or by a synthetic phosphopeptide corresponding to the C-terminal, regulatory phosphorylation site (Tyr-527). Tyrosine 238-241 C-terminal Src kinase Homo sapiens 29-32 7929427-7 1994 These data indicate that the Src homology 2 domain of Csk-phosphorylated pp60c-src was more accessible for intermolecular interactions and that Tyr-527 was more readily dephosphorylated after treatment with Cdc2. Tyrosine 144-147 C-terminal Src kinase Homo sapiens 54-57 7525268-4 1994 In cells lacking the regulatory kinase (CSK) that phosphorylates tyrosine 527, c-Src is also found predominantly in focal adhesions, confirming that phosphorylation of tyrosine 527 affects the location of c-Src inside the cell. Tyrosine 65-73 C-terminal Src kinase Homo sapiens 40-43 7525268-4 1994 In cells lacking the regulatory kinase (CSK) that phosphorylates tyrosine 527, c-Src is also found predominantly in focal adhesions, confirming that phosphorylation of tyrosine 527 affects the location of c-Src inside the cell. Tyrosine 168-176 C-terminal Src kinase Homo sapiens 40-43 7524477-7 1994 Repression of Fyn activity by Csk reduced binding of Fyn to phosphopeptides to undetectable levels, supporting the model that predicts an intramolecular interaction of the Fyn SH2 domain with a C-terminal phosphotyrosine residue. Phosphotyrosine 205-220 C-terminal Src kinase Homo sapiens 30-33 7518562-9 1994 Csk also localizes to podosomes of cells transformed by an activated Src that lacks the major tyrosine autophosphorylation site, suggesting that the relocalization of Csk is not a consequence of the binding of the Csk SH2 domain to phosphorylated Src. Tyrosine 94-102 C-terminal Src kinase Homo sapiens 0-3 7516063-4 1994 Like p50csk, the deduced protein sequence of this novel cDNA includes a tyrosine kinase catalytic domain, SH2 and SH3 domains, a short amino terminus, and no autophosphorylation or carboxyl-terminal tyrosine residues. Tyrosine 72-80 C-terminal Src kinase Homo sapiens 5-11 7515063-2 1994 CSK catalyzed phosphorylation affects Tyr-511 of c-Fgr, homologous to Tyr-527 of c-Src and it prevents the autophosphorylation normally occurring at c-Fgr Tyr-400, homologous to c-Src Tyr-416. Tyrosine 38-41 C-terminal Src kinase Homo sapiens 0-3 8145772-5 1993 This inhibitory activity copurifies with the IR on insulin-Sepharose affinity chromatography and is also effective against the tyrosine kinase activity of the IR-related insulin-like growth factor-I receptor and the oncoprotein v-abl but is ineffective against c-src tyrosine kinase activity. Sepharose 59-68 C-terminal Src kinase Homo sapiens 261-282 7515063-2 1994 CSK catalyzed phosphorylation affects Tyr-511 of c-Fgr, homologous to Tyr-527 of c-Src and it prevents the autophosphorylation normally occurring at c-Fgr Tyr-400, homologous to c-Src Tyr-416. Tyrosine 70-73 C-terminal Src kinase Homo sapiens 0-3 7515063-2 1994 CSK catalyzed phosphorylation affects Tyr-511 of c-Fgr, homologous to Tyr-527 of c-Src and it prevents the autophosphorylation normally occurring at c-Fgr Tyr-400, homologous to c-Src Tyr-416. Tyrosine 70-73 C-terminal Src kinase Homo sapiens 0-3 7515063-2 1994 CSK catalyzed phosphorylation affects Tyr-511 of c-Fgr, homologous to Tyr-527 of c-Src and it prevents the autophosphorylation normally occurring at c-Fgr Tyr-400, homologous to c-Src Tyr-416. Tyrosine 70-73 C-terminal Src kinase Homo sapiens 0-3 7515063-5 1994 Previous autophosphorylation (at Tyr-400) reduces c-Fgr susceptibility to down-regulation by CSK, although Tyr-511 can be still phosphorylated by it. Tyrosine 33-36 C-terminal Src kinase Homo sapiens 93-96 8183556-4 1994 Recently, we found that p50csk specifically phosphorylates the negative regulatory Tyr-505 of the T cell-specific src-family kinase p56lck, and thereby suppresses its catalytic activity. Tyrosine 83-86 C-terminal Src kinase Homo sapiens 24-30 8183556-6 1994 In parallel with this activation, p50csk formed a stable complex with one major 72 kDa tyrosine phosphorylated protein and minor polypeptides at 90 and 110 kDa. Tyrosine 87-95 C-terminal Src kinase Homo sapiens 34-40 7513429-0 1994 Analysis of the binding of the Src homology 2 domain of Csk to tyrosine-phosphorylated proteins in the suppression and mitotic activation of c-Src. Tyrosine 63-71 C-terminal Src kinase Homo sapiens 56-59 7513429-1 1994 Csk (C-terminal Src kinase), a protein-tyrosine kinase, bearing the Src homology 2 and 3 (SH2 and SH3) domains, has been implicated in phosphorylation of c-Src Tyr-527, resulting in suppression of c-Src kinase activity. Tyrosine 160-163 C-terminal Src kinase Homo sapiens 0-3 7513429-1 1994 Csk (C-terminal Src kinase), a protein-tyrosine kinase, bearing the Src homology 2 and 3 (SH2 and SH3) domains, has been implicated in phosphorylation of c-Src Tyr-527, resulting in suppression of c-Src kinase activity. Tyrosine 160-163 C-terminal Src kinase Homo sapiens 5-26 7513429-1 1994 Csk (C-terminal Src kinase), a protein-tyrosine kinase, bearing the Src homology 2 and 3 (SH2 and SH3) domains, has been implicated in phosphorylation of c-Src Tyr-527, resulting in suppression of c-Src kinase activity. Tyrosine 160-163 C-terminal Src kinase Homo sapiens 197-209 7513429-3 1994 In normal fibroblasts, tyrosine-phosphorylated paxillin and focal adhesion kinase pp125FAK, which colocalize at focal adhesion plaques, were the major proteins to which the Csk SH2 domain bound. Tyrosine 23-31 C-terminal Src kinase Homo sapiens 173-176 8197166-1 1994 The activity of Src-related protein-tyrosine kinases is repressed by the phosphorylation of a conserved carboxyl-terminal tyrosine by another cytoplasmic protein-tyrosine kinase termed p50csk. Tyrosine 36-44 C-terminal Src kinase Homo sapiens 185-191 8197166-6 1994 Firm evidence that Ntk is a Csk-related enzyme was provided by the observation that it phosphorylated a Src-related polypeptide on the inhibitory carboxyl-terminal tyrosine. Tyrosine 164-172 C-terminal Src kinase Homo sapiens 28-31 8262983-8 1993 Csk, which phosphorylates tyrosine residues in the negative regulatory sites of Src family kinases, down-regulated Fyn- and Lck-mediated stimulation of the serum response element and Fyn-mediated enhancement of IL-2 promoter activity. Tyrosine 26-34 C-terminal Src kinase Homo sapiens 0-3 8246968-1 1993 We have previously shown that the c-Src tyrosine kinase is activated four- to fivefold when cultured keratinocytes differentiate following the elevation of intracellular calcium levels. Calcium 170-177 C-terminal Src kinase Homo sapiens 34-55 1280230-3 1992 CSK and TPK-IIB once resolved from each other by heparin-Sepharose affinity chromatography, display opposite specificities toward synthetic peptides reproducing the sequences around the main phosphoacceptor residues of pp60c-src, namely Tyr-416 and Tyr-527. Heparin 49-56 C-terminal Src kinase Homo sapiens 0-3 7692368-2 1993 Current models predict that inhibition of c-Src kinase activity results from an interaction of phosphorylated Tyr-527 with the amino terminal SH2 domain. Tyrosine 110-113 C-terminal Src kinase Homo sapiens 42-54 7683128-3 1993 Since SH2 domains recognize phosphotyrosine, it is possible that these two non-catalytic domains associate, and thereby repress c-Src kinase activity. Phosphotyrosine 28-43 C-terminal Src kinase Homo sapiens 128-140 1280230-3 1992 CSK and TPK-IIB once resolved from each other by heparin-Sepharose affinity chromatography, display opposite specificities toward synthetic peptides reproducing the sequences around the main phosphoacceptor residues of pp60c-src, namely Tyr-416 and Tyr-527. Sepharose 57-66 C-terminal Src kinase Homo sapiens 0-3 1280230-3 1992 CSK and TPK-IIB once resolved from each other by heparin-Sepharose affinity chromatography, display opposite specificities toward synthetic peptides reproducing the sequences around the main phosphoacceptor residues of pp60c-src, namely Tyr-416 and Tyr-527. Peptides 140-148 C-terminal Src kinase Homo sapiens 0-3 1280230-3 1992 CSK and TPK-IIB once resolved from each other by heparin-Sepharose affinity chromatography, display opposite specificities toward synthetic peptides reproducing the sequences around the main phosphoacceptor residues of pp60c-src, namely Tyr-416 and Tyr-527. Tyrosine 237-240 C-terminal Src kinase Homo sapiens 0-3 1280230-3 1992 CSK and TPK-IIB once resolved from each other by heparin-Sepharose affinity chromatography, display opposite specificities toward synthetic peptides reproducing the sequences around the main phosphoacceptor residues of pp60c-src, namely Tyr-416 and Tyr-527. Tyrosine 249-252 C-terminal Src kinase Homo sapiens 0-3 1639064-0 1992 The human p50csk tyrosine kinase phosphorylates p56lck at Tyr-505 and down regulates its catalytic activity. Tyrosine 58-61 C-terminal Src kinase Homo sapiens 10-16 1381508-2 1992 Activation of c-Src kinase was accompanied by tyrosine dephosphorylation, which might be explained by a rapid increase in intracellular protein-tyrosine phosphatase activity. Tyrosine 46-54 C-terminal Src kinase Homo sapiens 14-26 1323290-2 1992 The tyrosine residue at 845 in EGF-R corresponds to Y416 of v/c-src kinase, which is highly conserved and functionally important in many tyrosine kinases. Tyrosine 4-12 C-terminal Src kinase Homo sapiens 62-74 1639064-4 1992 Here we characterize a human cytosolic 50 kDa protein tyrosine kinase, p50csk, which specifically phosphorylates Tyr-505 of p56lck and a synthetic peptide containing this site. Tyrosine 113-116 C-terminal Src kinase Homo sapiens 71-77 34632931-5 2021 identified that ibrutinib-mediated atrial fibrillation is likely due to off-target CSK inhibition. ibrutinib 16-25 C-terminal Src kinase Homo sapiens 83-86 1722201-6 1991 The putative regulatory site, tyrosine 508, was found to be essential for phosphorylation in p56lyn, and the kinase activities of these src family kinases were repressed by phosphorylation with CSK. Tyrosine 30-38 C-terminal Src kinase Homo sapiens 194-197 34688667-7 2021 Treg induction potentiates the formation of the canonical SMAD3/4 trimer to activate a negative feedback loop through kinases PKA and CSK to suppress TCR signaling, phosphatidylinositol metabolism, and mTOR signaling. treg 0-4 C-terminal Src kinase Homo sapiens 134-137 34668699-6 2021 In the end, the covalent inhibitor DC-Srci-6668 targeting the PTM pocket in c-Src kinase was identified, which inhibited the phosphorylation and locked c-Src in the inactive state. dc-srci-6668 35-47 C-terminal Src kinase Homo sapiens 76-88 34472425-0 2021 Complete reconstruction of dasatinib unbinding pathway from c-Src kinase by supervised molecular dynamics simulation method; assessing efficiency and trustworthiness of the method. Dasatinib 27-36 C-terminal Src kinase Homo sapiens 60-72 34472425-4 2021 In this work, we utilized this strategy to reconstruct the unbinding pathway of the anticancer drug dasatinib from its target protein, the c-Src kinase. Dasatinib 100-109 C-terminal Src kinase Homo sapiens 139-151 34399705-7 2021 RESULTS: We found that loss of function of CSK or PTEN conferred lapatinib resistance in HER2-amplified GC cell lines NCI-N87 and OE19, respectively. Lapatinib 65-74 C-terminal Src kinase Homo sapiens 43-46 34399705-9 2021 Furthermore, in vitro and in vivo pharmacological study has shown that lapatinib resistance by the loss of function of CSK or PTEN, could be overcome by lapatinib combined with the PI3K inhibitor copanlisib and MEK inhibitor trametinib. Lapatinib 71-80 C-terminal Src kinase Homo sapiens 119-122 34399705-10 2021 CONCLUSIONS: Our study suggests that loss-of-function mutations of CSK and PTEN cause lapatinib resistance by re-activating MAPK and PI3K pathways, and further proved these two pathways are druggable targets. Lapatinib 86-95 C-terminal Src kinase Homo sapiens 67-70 34399705-9 2021 Furthermore, in vitro and in vivo pharmacological study has shown that lapatinib resistance by the loss of function of CSK or PTEN, could be overcome by lapatinib combined with the PI3K inhibitor copanlisib and MEK inhibitor trametinib. Lapatinib 153-162 C-terminal Src kinase Homo sapiens 119-122 34399705-9 2021 Furthermore, in vitro and in vivo pharmacological study has shown that lapatinib resistance by the loss of function of CSK or PTEN, could be overcome by lapatinib combined with the PI3K inhibitor copanlisib and MEK inhibitor trametinib. copanlisib 196-206 C-terminal Src kinase Homo sapiens 119-122 34399705-9 2021 Furthermore, in vitro and in vivo pharmacological study has shown that lapatinib resistance by the loss of function of CSK or PTEN, could be overcome by lapatinib combined with the PI3K inhibitor copanlisib and MEK inhibitor trametinib. trametinib 225-235 C-terminal Src kinase Homo sapiens 119-122 35393453-1 2022 The kinase Csk is the primary negative regulator of the Src-family kinases (SFKs, e.g., Lck, Fyn, Lyn, Hck, Fgr, Blk, Yes), phosphorylating a tyrosine on the SFK C-terminal tail that mediates autoinhibition. Tyrosine 142-150 C-terminal Src kinase Homo sapiens 11-14 34215742-4 2021 The populations of the inhibitor, 4-amino-5-(4-methylphenyl)-7-(t-butyl)pyrazolo(3,4-d)pyrimidine (PP1), in bulk solution and on the surface of c-Src kinase are reduced as the concentration of crowder bovine serum albumins (BSAs) increases. 4-amino-5-(4-methylphenyl)-7-(t-butyl)pyrazolo(3,4-d)pyrimidine 34-97 C-terminal Src kinase Homo sapiens 144-156 34215742-4 2021 The populations of the inhibitor, 4-amino-5-(4-methylphenyl)-7-(t-butyl)pyrazolo(3,4-d)pyrimidine (PP1), in bulk solution and on the surface of c-Src kinase are reduced as the concentration of crowder bovine serum albumins (BSAs) increases. PP1 99-102 C-terminal Src kinase Homo sapiens 144-156 35504181-2 2022 In this study, we developed a macrophage-modulated and injectable "building block" drug delivery system comprised of porous chitosan (CS) microspheres and hydroxypropyl chitin (HPCH) hydrogel, where the dimethyloxallyl glycine (DMOG) was encapsulated in the thermosensitive HPCH hydrogel (HD) while kartogenin (KGN) was conjugated on the porous CS microspheres (CSK-PMS). porous chitosan 117-132 C-terminal Src kinase Homo sapiens 362-365 35504181-2 2022 In this study, we developed a macrophage-modulated and injectable "building block" drug delivery system comprised of porous chitosan (CS) microspheres and hydroxypropyl chitin (HPCH) hydrogel, where the dimethyloxallyl glycine (DMOG) was encapsulated in the thermosensitive HPCH hydrogel (HD) while kartogenin (KGN) was conjugated on the porous CS microspheres (CSK-PMS). hydroxypropyl-chitin 155-175 C-terminal Src kinase Homo sapiens 362-365 35504181-2 2022 In this study, we developed a macrophage-modulated and injectable "building block" drug delivery system comprised of porous chitosan (CS) microspheres and hydroxypropyl chitin (HPCH) hydrogel, where the dimethyloxallyl glycine (DMOG) was encapsulated in the thermosensitive HPCH hydrogel (HD) while kartogenin (KGN) was conjugated on the porous CS microspheres (CSK-PMS). dimethyloxallyl glycine 203-226 C-terminal Src kinase Homo sapiens 362-365 2479412-4 1989 Synthetic (4E)-D-erythro-sphingenine and several samples of natural sphingosine inhibited v-src or c-src tyrosine kinase activity measured with polyglutamate-tyrosine (4:1) as substrate. (4e)-d-erythro-sphingenine 10-36 C-terminal Src kinase Homo sapiens 99-120 35059869-3 2022 Tyrosine phosphorylated SGK223 at Y411 enables to interact with CSK resulting up regulation of c-Src activity and promotion of the cell migration. Tyrosine 0-8 C-terminal Src kinase Homo sapiens 64-67 2479412-4 1989 Synthetic (4E)-D-erythro-sphingenine and several samples of natural sphingosine inhibited v-src or c-src tyrosine kinase activity measured with polyglutamate-tyrosine (4:1) as substrate. Sphingosine 68-79 C-terminal Src kinase Homo sapiens 99-120 2479412-4 1989 Synthetic (4E)-D-erythro-sphingenine and several samples of natural sphingosine inhibited v-src or c-src tyrosine kinase activity measured with polyglutamate-tyrosine (4:1) as substrate. polyglutamate-tyrosine 144-166 C-terminal Src kinase Homo sapiens 99-120 33113518-6 2021 Molecular docking studies against the identified targets in HepG2 cells showed that the capsaicin is able to bind Abelson tyrosine-protein kinase, c-Src kinase, p38 MAP kinase and VEGF-receptor. Capsaicin 88-97 C-terminal Src kinase Homo sapiens 114-159 2434223-12 1987 Immune complex kinase assays of K562 cells with an anti-src serum (GD-11) yielded active c-src kinase and a Mr 50,000 phosphorylated protein, both of which were resistant to alkaline hydrolysis. gd-11 67-72 C-terminal Src kinase Homo sapiens 89-101 33387392-9 2021 Serum creatinine, uric acid, total cholesterol levels, ABPM parameters, cBP levels, and PWV values were significantly higher, and eGFR levels were significantly lower in the CSK group. Cholesterol 35-46 C-terminal Src kinase Homo sapiens 174-177 31756921-3 2019 Four major classes of enzymes that attenuate TCR signaling include E3 ubiquitin kinases such as the Casitas B-lineage lymphoma proteins (Cbl-b and c-Cbl), and Itchy (Itch), inhibitory tyrosine phosphatases, such as Src homology region 2 domain-containing phosphatases (SHP-1 and SHP-2), inhibitory protein kinases, such as C-terminal Src kinase (Csk), and inhibitory lipid kinases such as Src homology 2 (SH2) domain-containing inositol polyphosphate 5-phosphatase (SHIP) and Diacylglycerol kinases (DGKs). Carbon 46-47 C-terminal Src kinase Homo sapiens 346-349 32224253-2 2020 It has been shown previously that the activity of cSrc kinase is upregulated by substitution of 3 residues by glycine in the SH3-SH2 connector. Glycine 110-117 C-terminal Src kinase Homo sapiens 50-61 32358062-6 2020 Additionally, TGFbetaR signaling potentiated CSK phosphorylation of the P85 subunit in the P85-P110 phosphoinositide 3-kinase (PI3K) heterodimer, which reduced PI3K activity and down-regulated the activation of proteins that require phosphatidylinositol (3,4,5)-trisphosphate (PtdIns(3,4,5)P3) for their activation. phosphatidylinositol 3,4,5-triphosphate 233-275 C-terminal Src kinase Homo sapiens 45-48 32358062-6 2020 Additionally, TGFbetaR signaling potentiated CSK phosphorylation of the P85 subunit in the P85-P110 phosphoinositide 3-kinase (PI3K) heterodimer, which reduced PI3K activity and down-regulated the activation of proteins that require phosphatidylinositol (3,4,5)-trisphosphate (PtdIns(3,4,5)P3) for their activation. phosphatidylinositol 3,4,5-triphosphate 277-292 C-terminal Src kinase Homo sapiens 45-48 31872783-6 2021 We purposed a new mechanism that the protein context is primarily responsible for the atypical intramolecular SH3-fSBP recognition in c-Src kinase, which can promote the tight packing of segment against domain surface, support the segment polyproline-II (PPII) conformation in unbound state, and avoid unfavorable segment interactions with SH3 charged region by forming a C-terminal t-turn. polyproline 239-253 C-terminal Src kinase Homo sapiens 134-146 31872783-6 2021 We purposed a new mechanism that the protein context is primarily responsible for the atypical intramolecular SH3-fSBP recognition in c-Src kinase, which can promote the tight packing of segment against domain surface, support the segment polyproline-II (PPII) conformation in unbound state, and avoid unfavorable segment interactions with SH3 charged region by forming a C-terminal t-turn. polyproline 255-259 C-terminal Src kinase Homo sapiens 134-146 31872783-6 2021 We purposed a new mechanism that the protein context is primarily responsible for the atypical intramolecular SH3-fSBP recognition in c-Src kinase, which can promote the tight packing of segment against domain surface, support the segment polyproline-II (PPII) conformation in unbound state, and avoid unfavorable segment interactions with SH3 charged region by forming a C-terminal t-turn. Carbon 372-373 C-terminal Src kinase Homo sapiens 134-146 31872783-7 2021 In addition, the only proline residue Pro250 of fSBP segment is also required for the segment recognition by SH3 domain in c-Src kinase context; lack of Pro250 residue the segment exhibits considerable disorder and cannot maintain in PPII helical conformation, thus largely impairing the domain-segment binding capability. isoleucyl-prolyl-proline 22-29 C-terminal Src kinase Homo sapiens 123-135 32794043-3 2020 The balance of phosphorylation at the inhibitory and activating Tyr residues is maintained by a balance between CD45 and Csk and is dependent upon intact intracellular trafficking machinery. Tyrosine 64-67 C-terminal Src kinase Homo sapiens 121-124 32916637-6 2020 Conversely, increasing cytosolic [Ca2+] in crt-/- cells with ionomycin deactivated c-Src kinase and restored osteogenesis. Ionomycin 61-70 C-terminal Src kinase Homo sapiens 83-95 32525544-7 2020 Here, we have described a dynamical binding"s process of an anticancer drug, the dasatinib, to the c-Src kinase in full atomistic details for the first time, without applying any biasing force or potential which may lead the drug to artificial interactions with the protein. Dasatinib 81-90 C-terminal Src kinase Homo sapiens 99-111 31981897-6 2020 Significantly, Ectopic expression of wild-type AGO2, but not the three tyrosine site mutants, has an obvious tumor-promoting effect in vitro and in vivo, which function could be blocked thoroughly by treatment with c-Src kinase inhibitor, Saracatinib. saracatinib 239-250 C-terminal Src kinase Homo sapiens 215-227 31703690-8 2019 RESULTS: Activity of c-Src kinase, which causes the expression of p-Src418, was upregulated by different inflammatory factors and high glucose in HLE-B3 cells. Glucose 135-142 C-terminal Src kinase Homo sapiens 21-33 30601014-0 2019 Synthesis of CSK-DEX-PLGA Nanoparticles for the Oral Delivery of Exenatide to Improve Its Mucus Penetration and Intestinal Absorption. Exenatide 65-74 C-terminal Src kinase Homo sapiens 13-16 31125786-4 2019 Here we report that Csk is covalently modified by SUMO1 at lysine 53 (K53) both in vitro and in vivo. Lysine 59-65 C-terminal Src kinase Homo sapiens 20-23 31125786-5 2019 Treatment with hydrogen peroxide inhibited this modification to a certain extent, but PIAS3, identified as the main specific SUMO E3 ligase for Csk, could significantly enhance SUMO1-Csk level. Hydrogen Peroxide 15-32 C-terminal Src kinase Homo sapiens 144-147 31125786-5 2019 Treatment with hydrogen peroxide inhibited this modification to a certain extent, but PIAS3, identified as the main specific SUMO E3 ligase for Csk, could significantly enhance SUMO1-Csk level. Hydrogen Peroxide 15-32 C-terminal Src kinase Homo sapiens 183-186 31125786-9 2019 Our results suggest that SUMOylation of Csk mainly at lysine 53 negatively modulates its tumor suppressor function by reducing its binding with Cbp and consequently, inducing c-Src activation. Lysine 54-60 C-terminal Src kinase Homo sapiens 40-43 31140197-5 2019 Further investigation revealed that activation of Galphai2 by MTNR1B upon melatonin stimulation could inhibit SRC kinase activity via recruiting CSK and SRC, increasing SRC Y530 phosphorylation, and decreasing SRC Y419 phosphorylation. Melatonin 74-83 C-terminal Src kinase Homo sapiens 145-148 30601014-2 2019 To improve the mucus penetration and intestinal absorption of exenatide, we designed a block copolymer, CSKSSDYQC-dextran-poly(lactic-co-glycolic acid) (CSK-DEX-PLGA), and used it for the preparation of exenatide-loaded NPs. Exenatide 62-71 C-terminal Src kinase Homo sapiens 104-107 30601014-2 2019 To improve the mucus penetration and intestinal absorption of exenatide, we designed a block copolymer, CSKSSDYQC-dextran-poly(lactic-co-glycolic acid) (CSK-DEX-PLGA), and used it for the preparation of exenatide-loaded NPs. dextran-poly(lactic-co-glycolic acid) 114-151 C-terminal Src kinase Homo sapiens 104-107 30601014-2 2019 To improve the mucus penetration and intestinal absorption of exenatide, we designed a block copolymer, CSKSSDYQC-dextran-poly(lactic-co-glycolic acid) (CSK-DEX-PLGA), and used it for the preparation of exenatide-loaded NPs. Exenatide 203-212 C-terminal Src kinase Homo sapiens 104-107 30601014-3 2019 The functionalized exenatide-loaded NPs composed of CSK-DEX-PLGA were able to target intestinal epithelial cells and reduce the mucus-blocking effect of the intestine. Exenatide 19-28 C-terminal Src kinase Homo sapiens 52-55 30601014-5 2019 Compared to DEX-PLGA-NPs (DPs), the absorption of CSK-DEX-PLGA-NPs (CDPs) was increased in the villi, allowing the drug to act on gobletlike Caco-2 cells through clathrin-, caveolin-, and gap-mediated endocytosis. cdps 68-72 C-terminal Src kinase Homo sapiens 50-53 29723216-0 2018 c-Src kinase is involved in the tyrosine phosphorylation and activity of SLC11A1 in differentiating macrophages. Tyrosine 32-40 C-terminal Src kinase Homo sapiens 0-12 29923425-0 2018 Introducing novel potent anticancer agents of 1H-benzo[f]chromene scaffolds, targeting c-Src kinase enzyme with MDA-MB-231 cell line anti-invasion effect. 1h-benzo[f]chromene 46-65 C-terminal Src kinase Homo sapiens 87-99 30100205-4 2018 Here, we demonstrated that TRIM25 interacted with c-Src and underwent tyrosine phosphorylation by c-Src kinase upon viral infection and the phosphorylation is required for the complete activation of RIG-I signaling. Tyrosine 70-78 C-terminal Src kinase Homo sapiens 98-110 30116401-0 2018 Regulation of transforming growth factor beta-mediated epithelial-mesenchymal transition of lens epithelial cells by c-Src kinase under high glucose conditions. Glucose 141-148 C-terminal Src kinase Homo sapiens 117-129 30116401-1 2018 Recent studies have reported that high glucose (HG) conditions may contribute to the acceleration of renal cell apoptosis and renal fibrosis by inducing epithelial-mesenchymal transition (EMT) of tubular epithelial cells, in which c-Src kinase and transforming growth factor (TGF)-beta are key modulators. Glucose 39-46 C-terminal Src kinase Homo sapiens 231-243 29723216-5 2018 Furthermore, we found that SLC11A1 is a direct substrate for active c-Src kinase and siRNA-mediated knockdown of cellular Src (c-Src) expression results in a significant decrease in tyrosine phosphorylation. Tyrosine 182-190 C-terminal Src kinase Homo sapiens 68-80 29723216-6 2018 We found that PMA induces the interaction of SLC11A1 with c-Src kinase. Tetradecanoylphorbol Acetate 14-17 C-terminal Src kinase Homo sapiens 58-70 29026535-1 2017 BACKGROUND: To analyze the clinical characteristics and outcomes of carbapenem-resistant Klebsiella pneumoniae (CRKp) and carbapenem-susceptible K. pneumoniae (CSKp) bloodstream infections (BSIs), and to study the risk factors for development of CRKp BSI and K. pneumoniae BSI-related mortality. Carbapenems 122-132 C-terminal Src kinase Homo sapiens 160-164 29725363-4 2018 Overexpression of CBP/PAG suppressed the growth of Jurkat cells by recruiting c-Src and its negative regulator, C-terminal Src kinase (CSK), to lipid rafts. phenylacetylglycine 22-25 C-terminal Src kinase Homo sapiens 112-133 29725363-4 2018 Overexpression of CBP/PAG suppressed the growth of Jurkat cells by recruiting c-Src and its negative regulator, C-terminal Src kinase (CSK), to lipid rafts. phenylacetylglycine 22-25 C-terminal Src kinase Homo sapiens 135-138 29503074-4 2018 By proteomics, we discovered that this pseudo-kinase uses the tyrosine kinase CSK to induce protein tyrosine phosphorylation in human cells. Tyrosine 62-70 C-terminal Src kinase Homo sapiens 78-81 29410316-3 2018 The potential of mean force computations predict that a specific double mutant can stabilize c-Src kinase into an active-like conformation while disabling the binding of ATP in the catalytic active site. Adenosine Triphosphate 170-173 C-terminal Src kinase Homo sapiens 93-105 30381668-9 2018 Nevertheless, L-theanine significantly lowered Ang II-prompted phosphorylation of Janus kinase 2 (JAK2), c-Src tyrosine kinase, and signal transducer and activators of transcription 3 (STAT3). theanine 14-24 C-terminal Src kinase Homo sapiens 105-126 29026535-7 2017 CSKp infection was associated with more severe clinical symptoms, particularly a higher serum creatinine level (165.06 +- 127.01 in the CSKp group vs. 93.77 +- 84.35 mumol/L in the CRKp group, p = 0.039), but there was no significant difference in prognosis between the CSKp and CRKp groups. Creatinine 94-104 C-terminal Src kinase Homo sapiens 0-4 28768887-6 2017 Biochemical analyses of premetazoan pTyr signalling components have further revealed the premetazoan origin of many key features of metazoan pTyr signalling, and the metazoan establishment of others, including the Csk-mediated negative regulation of the activity of Src, a conserved tyrosine kinase in the Holozoa. premetazoan 24-35 C-terminal Src kinase Homo sapiens 214-217 28768887-6 2017 Biochemical analyses of premetazoan pTyr signalling components have further revealed the premetazoan origin of many key features of metazoan pTyr signalling, and the metazoan establishment of others, including the Csk-mediated negative regulation of the activity of Src, a conserved tyrosine kinase in the Holozoa. Phosphotyrosine 36-40 C-terminal Src kinase Homo sapiens 214-217 28580424-2 2017 We report the unbinding dynamics of the anticancer drug dasatinib from c-Src kinase in full atomistic resolution using enhanced sampling molecular dynamics simulations. Dasatinib 56-65 C-terminal Src kinase Homo sapiens 71-83 28784162-12 2017 RESULTS: Our results revealed Csk as a robust enzyme catalysing phosphorylation of the C-terminal tail tyrosine of SFKs but a weak non-catalytic inhibitor of SFKs. Tyrosine 103-111 C-terminal Src kinase Homo sapiens 30-33 28178691-5 2017 Moreover, we demonstrated that P-gp can not only interact with Cbp and Src but also enhance the formation of inhibitory C-terminal Src kinase (Csk)-Cbp complexes that reduce phosphorylation of the Src activation residue Y416 and increase phosphorylation of the Src negative regulatory residue Y527. y416 220-224 C-terminal Src kinase Homo sapiens 120-141 28178691-5 2017 Moreover, we demonstrated that P-gp can not only interact with Cbp and Src but also enhance the formation of inhibitory C-terminal Src kinase (Csk)-Cbp complexes that reduce phosphorylation of the Src activation residue Y416 and increase phosphorylation of the Src negative regulatory residue Y527. y416 220-224 C-terminal Src kinase Homo sapiens 143-146 28273873-6 2017 CSK rs1378942 and CSK-MIR4513 rs3784789 were significantly modified by urinary sodium-potassium excretion ratio. Sodium 79-85 C-terminal Src kinase Homo sapiens 0-3 28317151-2 2017 Among the various synthesized amides, compound 20, a cyclic amide/pyridin-2(1H)-one derivative, exhibited an IC50 value comparable to that of the drug imatinib against c-Src kinase, and another compound (14) containing a 2-((4-methyl-2-oxo-2H-chromen-6-yl)oxy)acetamide demonstrated an IC50 value of 8.39 muM. Amides 30-36 C-terminal Src kinase Homo sapiens 168-180 28273873-6 2017 CSK rs1378942 and CSK-MIR4513 rs3784789 were significantly modified by urinary sodium-potassium excretion ratio. Sodium 79-85 C-terminal Src kinase Homo sapiens 18-21 28273873-6 2017 CSK rs1378942 and CSK-MIR4513 rs3784789 were significantly modified by urinary sodium-potassium excretion ratio. Potassium 86-95 C-terminal Src kinase Homo sapiens 0-3 28273873-6 2017 CSK rs1378942 and CSK-MIR4513 rs3784789 were significantly modified by urinary sodium-potassium excretion ratio. Potassium 86-95 C-terminal Src kinase Homo sapiens 18-21 28273873-8 2017 The present study results indicated that the mutant alleles of CSK rs1378942 and CSK-MIR4513 rs3784789 had the strongest protective effects against hypertension in the middle group of 24 h estimated urinary sodium-potassium excretion ratio. Sodium 207-213 C-terminal Src kinase Homo sapiens 63-66 28273873-8 2017 The present study results indicated that the mutant alleles of CSK rs1378942 and CSK-MIR4513 rs3784789 had the strongest protective effects against hypertension in the middle group of 24 h estimated urinary sodium-potassium excretion ratio. Sodium 207-213 C-terminal Src kinase Homo sapiens 81-84 28273873-8 2017 The present study results indicated that the mutant alleles of CSK rs1378942 and CSK-MIR4513 rs3784789 had the strongest protective effects against hypertension in the middle group of 24 h estimated urinary sodium-potassium excretion ratio. Potassium 214-223 C-terminal Src kinase Homo sapiens 63-66 28273873-8 2017 The present study results indicated that the mutant alleles of CSK rs1378942 and CSK-MIR4513 rs3784789 had the strongest protective effects against hypertension in the middle group of 24 h estimated urinary sodium-potassium excretion ratio. Potassium 214-223 C-terminal Src kinase Homo sapiens 81-84 28098256-0 2017 Dopamine promotes NMDA receptor hypofunction in the retina through D1 receptor-mediated Csk activation, Src inhibition and decrease of GluN2B phosphorylation. Dopamine 0-8 C-terminal Src kinase Homo sapiens 88-91 28098256-5 2017 This dopamine effect was dependent on upregulation of the canonical D1R/adenylyl cyclase/cAMP/PKA pathway, of PKA-induced activation of C-terminal Src kinase (Csk) and of Src inhibition. Dopamine 5-13 C-terminal Src kinase Homo sapiens 136-157 28098256-6 2017 Accordingly, knocking down Csk or overexpressing a Csk phosphoresistant Src mutant abrogated the dopamine-induced NMDAR hypofunction. nmdar 114-119 C-terminal Src kinase Homo sapiens 27-30 28098256-5 2017 This dopamine effect was dependent on upregulation of the canonical D1R/adenylyl cyclase/cAMP/PKA pathway, of PKA-induced activation of C-terminal Src kinase (Csk) and of Src inhibition. Dopamine 5-13 C-terminal Src kinase Homo sapiens 159-162 28098256-6 2017 Accordingly, knocking down Csk or overexpressing a Csk phosphoresistant Src mutant abrogated the dopamine-induced NMDAR hypofunction. nmdar 114-119 C-terminal Src kinase Homo sapiens 51-54 28098256-6 2017 Accordingly, knocking down Csk or overexpressing a Csk phosphoresistant Src mutant abrogated the dopamine-induced NMDAR hypofunction. Dopamine 97-105 C-terminal Src kinase Homo sapiens 27-30 28098256-7 2017 Overall, the interplay between dopamine and NMDAR hypofunction, through the D1R/Csk/Src/GluN2B pathway, might impact on light-regulated synaptic activity in retinal neurons. Dopamine 31-39 C-terminal Src kinase Homo sapiens 80-83 28098256-7 2017 Overall, the interplay between dopamine and NMDAR hypofunction, through the D1R/Csk/Src/GluN2B pathway, might impact on light-regulated synaptic activity in retinal neurons. nmdar 44-49 C-terminal Src kinase Homo sapiens 80-83 28098256-6 2017 Accordingly, knocking down Csk or overexpressing a Csk phosphoresistant Src mutant abrogated the dopamine-induced NMDAR hypofunction. Dopamine 97-105 C-terminal Src kinase Homo sapiens 51-54 27391443-3 2016 The inhibition of c-Src requires phosphorylation at tyrosine 527 mediated by C-terminal Src kinase (Csk) and dephosphorylation at tyrosine 416 mediated by phosphatases, such as phosphatase and tensin homolog (PTEN). Tyrosine 52-60 C-terminal Src kinase Homo sapiens 77-98 27875633-2 2017 The dasatinib-l-arginine derivative (Das-R, 7) was found to be the most potent of the inhibitors tested, with IC50 values of 4.4, <0.25, and <0.45 nm against Csk, Src, and Abl kinases, respectively. dasatinib-l-arginine 4-24 C-terminal Src kinase Homo sapiens 164-167 27391443-3 2016 The inhibition of c-Src requires phosphorylation at tyrosine 527 mediated by C-terminal Src kinase (Csk) and dephosphorylation at tyrosine 416 mediated by phosphatases, such as phosphatase and tensin homolog (PTEN). Tyrosine 52-60 C-terminal Src kinase Homo sapiens 100-103 27819029-7 2016 This work employed NMR, X-ray cryptography, and other biophysical methods to study a disulfide bond in Csk SH2 domain. Disulfides 85-94 C-terminal Src kinase Homo sapiens 103-106 27116701-4 2016 In the present study, we found that Pragmin directly binds to Csk by the tyrosine-phosphorylated EPIYA motif. Tyrosine 73-81 C-terminal Src kinase Homo sapiens 62-65 27116701-5 2016 The complex formation potentiates kinase activity of Csk, which in turn phosphorylates Pragmin on tyrosine-238 (Y238), Y343, and Y391. Tyrosine 98-106 C-terminal Src kinase Homo sapiens 53-56 27375620-3 2016 In the immune system, cAMP is a potent negative regulator of T cell receptor-mediated activation of effector T cells (Teff) acting through a proximal PKA/Csk/Lck pathway anchored via a scaffold consisting of the AKAP Ezrin holding PKA, the linker protein EBP50, and the anchoring protein phosphoprotein associated with glycosphingolipid-enriched microdomains holding Csk. Cyclic AMP 22-26 C-terminal Src kinase Homo sapiens 154-157 27375620-3 2016 In the immune system, cAMP is a potent negative regulator of T cell receptor-mediated activation of effector T cells (Teff) acting through a proximal PKA/Csk/Lck pathway anchored via a scaffold consisting of the AKAP Ezrin holding PKA, the linker protein EBP50, and the anchoring protein phosphoprotein associated with glycosphingolipid-enriched microdomains holding Csk. Cyclic AMP 22-26 C-terminal Src kinase Homo sapiens 367-370 27375620-4 2016 As PKA activates Csk and Csk inhibits Lck, this pathway in response to cAMP shuts down proximal T cell activation. Cyclic AMP 71-75 C-terminal Src kinase Homo sapiens 17-20 27375620-4 2016 As PKA activates Csk and Csk inhibits Lck, this pathway in response to cAMP shuts down proximal T cell activation. Cyclic AMP 71-75 C-terminal Src kinase Homo sapiens 25-28 27038655-6 2016 In the endometriotic lesions, prostaglandin E2 (PGE2) produced by cyclooxygenase-2 (COX-2), binds to its EP4 receptor (EP4), and via c-Src kinase induces MMPs activation, promoting endometriosis. Dinoprostone 30-46 C-terminal Src kinase Homo sapiens 133-145 27038655-6 2016 In the endometriotic lesions, prostaglandin E2 (PGE2) produced by cyclooxygenase-2 (COX-2), binds to its EP4 receptor (EP4), and via c-Src kinase induces MMPs activation, promoting endometriosis. Dinoprostone 48-52 C-terminal Src kinase Homo sapiens 133-145 27038655-11 2016 HCB enhanced COX-2 and EP4 expression, PGE2 secretion and the c-Src kinase activation in T-HESC. Hexachlorobenzene 0-3 C-terminal Src kinase Homo sapiens 62-74 26755576-8 2016 Further mechanistic analyses reveal that GOF mutant Shp2 hyperactivates the Polo-like kinase 1 (Plk1) kinase by enhancing c-Src kinase-mediated tyrosine phosphorylation of Plk1. Tyrosine 144-152 C-terminal Src kinase Homo sapiens 122-134 26527736-8 2016 Phosphorylation of this tyrosine residue of TXNIP diminished the binding capability of PPxY motifs of TXNIP to Itch, whereas this phosphorylation is a prerequisite to the binding activity of TXNIP to SHP2 [SH2 (Src homology 2) domain-containing protein tyrosine phosphatase 2] and their roles in stabilizing the phosphorylation and activation of CSK (c-Src tyrosine kinase). Tyrosine 24-32 C-terminal Src kinase Homo sapiens 346-349 26527736-8 2016 Phosphorylation of this tyrosine residue of TXNIP diminished the binding capability of PPxY motifs of TXNIP to Itch, whereas this phosphorylation is a prerequisite to the binding activity of TXNIP to SHP2 [SH2 (Src homology 2) domain-containing protein tyrosine phosphatase 2] and their roles in stabilizing the phosphorylation and activation of CSK (c-Src tyrosine kinase). Tyrosine 24-32 C-terminal Src kinase Homo sapiens 351-372 26996624-7 2016 First, 17beta-estradiol (E2), through c-Src kinase, is able to enhance tyrosine phosphorylation levels of aromatase protein and increases its enzymatic activity and estrogen biosynthesis. Estradiol 7-23 C-terminal Src kinase Homo sapiens 38-50 27819029-0 2016 Combining biophysical methods to analyze the disulfide bond in SH2 domain of C-terminal Src kinase. Disulfides 45-54 C-terminal Src kinase Homo sapiens 77-98 27819029-2 2016 The SH2 domain of C-terminal Src kinase (Csk) contains a single disulfide bond, which is unusual for most SH2 domains. Disulfides 64-73 C-terminal Src kinase Homo sapiens 18-39 27819029-2 2016 The SH2 domain of C-terminal Src kinase (Csk) contains a single disulfide bond, which is unusual for most SH2 domains. Disulfides 64-73 C-terminal Src kinase Homo sapiens 41-44 26996624-7 2016 First, 17beta-estradiol (E2), through c-Src kinase, is able to enhance tyrosine phosphorylation levels of aromatase protein and increases its enzymatic activity and estrogen biosynthesis. Tyrosine 71-79 C-terminal Src kinase Homo sapiens 38-50 26617519-10 2015 It was hypothesized that inhibition of c-Src kinase activity may explain CS in EGFR-transfected cells. Cesium 73-75 C-terminal Src kinase Homo sapiens 39-51 26304753-10 2015 Simvastatin evoked epidermal growth factor receptor-c-Src-increased Tyr phosphorylation of sEH and formation of an sEH-Akt-AMPK-eNOS complex, which was abolished by the c-Src kinase inhibitor PP1 or c-Src dominant-negative mutant K298M. Simvastatin 0-11 C-terminal Src kinase Homo sapiens 169-181 26234813-0 2015 Csk-Induced Phosphorylation of Src at Tyrosine 530 is Essential for H2O2-Mediated Suppression of ERK1/2 in Human Umbilical Vein Endothelial Cells. Tyrosine 38-46 C-terminal Src kinase Homo sapiens 0-3 26234813-0 2015 Csk-Induced Phosphorylation of Src at Tyrosine 530 is Essential for H2O2-Mediated Suppression of ERK1/2 in Human Umbilical Vein Endothelial Cells. Hydrogen Peroxide 68-72 C-terminal Src kinase Homo sapiens 0-3 26234813-5 2015 Using siRNA, it was found that H2O2-induced suppression of ERK1/2 was dependent on Csk. Hydrogen Peroxide 31-35 C-terminal Src kinase Homo sapiens 83-86 26234813-7 2015 In conclusion, H2O2-induced Csk translocation to the plasma membrane leads to phosphorylation of Src at the tyrosine 530 residue resulting in a reduction of ERK1/2 phosphorylation. Hydrogen Peroxide 15-19 C-terminal Src kinase Homo sapiens 28-31 26234813-7 2015 In conclusion, H2O2-induced Csk translocation to the plasma membrane leads to phosphorylation of Src at the tyrosine 530 residue resulting in a reduction of ERK1/2 phosphorylation. Tyrosine 108-116 C-terminal Src kinase Homo sapiens 28-31 25376742-3 2015 Using assay conditions where c-Src kinase activity required binding to a tyrosine phosphopeptide based on the focal adhesion kinase SH3-SH2 docking sequence, we screened a kinase-biased library for selective inhibitors of the Src/focal adhesion kinase peptide complex versus c-Src alone. Tyrosine 73-81 C-terminal Src kinase Homo sapiens 29-41 26286460-3 2015 Enzyme-templated screening was performed to identify acrylamides that assemble into bivalent inhibitors of c-Src kinase. Acrylamides 53-64 C-terminal Src kinase Homo sapiens 107-119 26304753-10 2015 Simvastatin evoked epidermal growth factor receptor-c-Src-increased Tyr phosphorylation of sEH and formation of an sEH-Akt-AMPK-eNOS complex, which was abolished by the c-Src kinase inhibitor PP1 or c-Src dominant-negative mutant K298M. Tyrosine 68-71 C-terminal Src kinase Homo sapiens 169-181 25897081-8 2015 In contrast, PTP1B potentiated SRC activity, but not by dephosphorylating SRC itself directly; instead, PTP1B regulated the interaction between CBP/PAG and CSK. phenylacetylglycine 148-151 C-terminal Src kinase Homo sapiens 156-159 25897081-9 2015 SRC associated with, and phosphorylated, the transmembrane protein CBP/PAG at Tyr-317, resulting in CSK recruitment. phenylacetylglycine 71-74 C-terminal Src kinase Homo sapiens 100-103 25897081-9 2015 SRC associated with, and phosphorylated, the transmembrane protein CBP/PAG at Tyr-317, resulting in CSK recruitment. Tyrosine 78-81 C-terminal Src kinase Homo sapiens 100-103 25897081-10 2015 We identified PAG as a substrate of PTP1B, and dephosphorylation abolished recruitment of the inhibitory kinase CSK. phenylacetylglycine 14-17 C-terminal Src kinase Homo sapiens 112-115 25447713-1 2015 OBJECTIVE: To study the characteristics, risk factors and outcomes of intensive care unit (ICU) patients with carbapenem-resistant (CRKp) and carbapenem-susceptible (CSKp) Klebsiella pneumoniae infections. Carbapenems 142-152 C-terminal Src kinase Homo sapiens 166-170 25505610-7 2014 The signaling properties of COA-Cl showed significant similarities to those of sphingosine 1-phosphate, an endogenous S1P1 ligand, in that both induced responses sensitive to pertussis toxin (Galpha i/o inhibitor), 1,2-bis(2-aminophenoxy)ethane-N,N,N",N"-tetraacetic acid tetrakis (acetoxymethyl ester) (BAPTA-AM), (calcium chelator), and PP2 (c-Src tyrosine kinase inhibitor). coa-cl 28-34 C-terminal Src kinase Homo sapiens 344-365 25302671-7 2014 Most notably, a dampened allosteric connection between the SH3 domain and alphaC helix leads to greater autoinhibitory phosphorylation by Csk, illustrating the complex effects of SH2-CD linker sequence on cellular function. sh2-cd 179-185 C-terminal Src kinase Homo sapiens 138-141 25292214-4 2014 We found that activation of FGFR1 led to activation of c-Src kinase-dependent tyrosine phosphorylation of NEDD4, enhancing the ubiquitin ligase activity of NEDD4. Tyrosine 78-86 C-terminal Src kinase Homo sapiens 55-67 26380301-4 2015 On contrary, direct relation was observed between percent drug release and polymer concentrations of Kollidon VA 64/Soluplus (CSK, CSS). poly(vinylpyrrolidone-co-vinyl-acetate) 101-115 C-terminal Src kinase Homo sapiens 126-129 25447263-2 2015 We have crystallized the complex between the SH3 domain of the c-Src tyrosine kinase and the C-terminal proline rich motif of the NS5A protein (A349PPIPPPRRKR359). Proline 104-111 C-terminal Src kinase Homo sapiens 63-84 25447263-6 2015 Our results show the interaction of the SH3 domain of the c-Src tyrosine kinase with a proline rich motif in the NS5A protein and point to their potential interaction in vivo. Proline 87-94 C-terminal Src kinase Homo sapiens 58-79 25505610-7 2014 The signaling properties of COA-Cl showed significant similarities to those of sphingosine 1-phosphate, an endogenous S1P1 ligand, in that both induced responses sensitive to pertussis toxin (Galpha i/o inhibitor), 1,2-bis(2-aminophenoxy)ethane-N,N,N",N"-tetraacetic acid tetrakis (acetoxymethyl ester) (BAPTA-AM), (calcium chelator), and PP2 (c-Src tyrosine kinase inhibitor). sphingosine 1-phosphate 79-102 C-terminal Src kinase Homo sapiens 344-365 25015208-7 2014 Importantly, we revealed that SA stimulates elastogenesis only after intracellular influx of non-oxidized ascorbate anions (facilitated by the sodium-dependent ascorbate transporter), that causes reduction of intracellular ROS, activation of c-Src tyrosine kinase and the enhancement of IGF-1-induced phosphorylation of the IGF-1 receptor that ultimately triggers elastogenic signalling pathway. Ascorbic Acid 30-32 C-terminal Src kinase Homo sapiens 242-263 24632723-0 2014 SHP-2 binds to caveolin-1 and regulates Src activity via competitive inhibition of CSK in response to H2O2 in astrocytes. Hydrogen Peroxide 102-106 C-terminal Src kinase Homo sapiens 83-86 24902122-8 2014 Csk was identified as the predominant mammalian protein interacting with YL2, and a dominant-negative Csk rescued phagocytosis in the presence of YL2. CHEMBL3087937 73-76 C-terminal Src kinase Homo sapiens 0-3 24902122-9 2014 Purified Csk phosphorylated the tyrosines in the YL2 EPIYG motifs. Tyrosine 32-41 C-terminal Src kinase Homo sapiens 9-12 24902122-10 2014 Phosphorylated YL2 increased Csk catalytic activity, resulting in positive feedback, such that YL2 can be phosphorylated by the same kinase that it activates. CHEMBL3087937 15-18 C-terminal Src kinase Homo sapiens 29-32 24902122-10 2014 Phosphorylated YL2 increased Csk catalytic activity, resulting in positive feedback, such that YL2 can be phosphorylated by the same kinase that it activates. CHEMBL3087937 95-98 C-terminal Src kinase Homo sapiens 29-32 23901911-2 2014 RECENT ADVANCES: Several recent insights have reported that, alongside the well-known phosphorylation/dephosphorylation control, cysteine oxidation is a further mechanism of enzyme activation for both c-Src kinase and its oncogenic counterparts. Cysteine 129-137 C-terminal Src kinase Homo sapiens 201-213 24632506-0 2014 Synthesis and evaluation of c-Src kinase inhibitory activity of pyridin-2(1H)-one derivatives. 2-hydroxypyridine 64-81 C-terminal Src kinase Homo sapiens 28-40 24632506-2 2014 In this perspective, a series of eighteen 2-pyridone derivatives were synthesized and evaluated for their c-Src kinase inhibitory activity. 2-hydroxypyridine 42-52 C-terminal Src kinase Homo sapiens 106-118 24632723-7 2014 Our results collectively indicate that SHP-2 alters Src kinase activity by interfering with the complex formation between CSK and phosphotyrosine caveolin-1 in the presence of H2O2, thus functions as a positive regulator in Src signaling under oxidative stress in brain astrocytes. Phosphotyrosine 130-145 C-terminal Src kinase Homo sapiens 122-125 24632723-7 2014 Our results collectively indicate that SHP-2 alters Src kinase activity by interfering with the complex formation between CSK and phosphotyrosine caveolin-1 in the presence of H2O2, thus functions as a positive regulator in Src signaling under oxidative stress in brain astrocytes. Hydrogen Peroxide 176-180 C-terminal Src kinase Homo sapiens 122-125 24632723-5 2014 In the presence of CSK siRNA, binding between caveolin-1 and SHP-2 was enhanced by H2O2 treatment, which led to reduced Src phosphorylation at tyrosine (Tyr) 530 and enhanced Src phosphorylation at Tyr 419. Hydrogen Peroxide 83-87 C-terminal Src kinase Homo sapiens 19-22 24632723-5 2014 In the presence of CSK siRNA, binding between caveolin-1 and SHP-2 was enhanced by H2O2 treatment, which led to reduced Src phosphorylation at tyrosine (Tyr) 530 and enhanced Src phosphorylation at Tyr 419. Tyrosine 143-151 C-terminal Src kinase Homo sapiens 19-22 24632723-5 2014 In the presence of CSK siRNA, binding between caveolin-1 and SHP-2 was enhanced by H2O2 treatment, which led to reduced Src phosphorylation at tyrosine (Tyr) 530 and enhanced Src phosphorylation at Tyr 419. Tyrosine 153-156 C-terminal Src kinase Homo sapiens 19-22 24632723-5 2014 In the presence of CSK siRNA, binding between caveolin-1 and SHP-2 was enhanced by H2O2 treatment, which led to reduced Src phosphorylation at tyrosine (Tyr) 530 and enhanced Src phosphorylation at Tyr 419. Tyrosine 198-201 C-terminal Src kinase Homo sapiens 19-22 24632723-6 2014 In contrast, siRNA targeting of SHP-2 facilitated H2O2-mediated interaction between caveolin-1 and CSK and enhanced Src phosphorylation at Tyr 530, leading to subsequent decrease in Src downstream signaling, such as focal adhesion kinase (FAK) and extracellular signal-related kinase (ERK). Hydrogen Peroxide 50-54 C-terminal Src kinase Homo sapiens 99-102 24314082-4 2013 Between the two distinct populations of CD11b/CD18:ICAM-1 complex that participate in cell adhesion, the cytoskeleton(CSK)-anchored elastic elements and the membrane tethers, we found that LA1 enhanced binding of CD11b/CD18 on K562 cells to ICAM-1 via the formation of long membrane tethers, whereas Mn(2+) additionally increased ICAM-1 binding via CSK-anchored bonds. leukadherin-1 189-192 C-terminal Src kinase Homo sapiens 118-121 24405902-8 2014 We used tyrosine-specific mAbs and Western blot analysis to show that a deregulation of the Csk/PAG loop in activated T cells from elderly individuals favored the inactive form of tyrosine-phosphorylated Lck (Y505). Tyrosine 8-16 C-terminal Src kinase Homo sapiens 92-95 24405902-8 2014 We used tyrosine-specific mAbs and Western blot analysis to show that a deregulation of the Csk/PAG loop in activated T cells from elderly individuals favored the inactive form of tyrosine-phosphorylated Lck (Y505). Tyrosine 180-188 C-terminal Src kinase Homo sapiens 92-95 24300854-6 2014 C-terminal Src kinase (Csk) binds to tyrosine phosphorylated JAM-A through its Src homology 2 domain. Tyrosine 37-45 C-terminal Src kinase Homo sapiens 0-21 24300854-6 2014 C-terminal Src kinase (Csk) binds to tyrosine phosphorylated JAM-A through its Src homology 2 domain. Tyrosine 37-45 C-terminal Src kinase Homo sapiens 23-26 24300854-10 2014 Our results strongly suggest that tyrosine-phosphorylated JAM-A is a Csk-binding protein and functions as an endogenous inhibitor of integrin signaling. Tyrosine 34-42 C-terminal Src kinase Homo sapiens 69-72 24300854-12 2014 Upon agonist stimulation, JAM-A is dephosphorylated on the tyrosine, allowing the dissociation of Csk from the integrin complex, and thus facilitating outside-in signaling. Tyrosine 59-67 C-terminal Src kinase Homo sapiens 98-101 24145190-8 2014 Finally, we discovered that c-Src kinase activity was required for the downregulation of miR-203 in HCT-15 cells, which was stimulated by the interaction between hyaluronan (HA) and CD44. Hyaluronic Acid 162-172 C-terminal Src kinase Homo sapiens 28-40 24145190-8 2014 Finally, we discovered that c-Src kinase activity was required for the downregulation of miR-203 in HCT-15 cells, which was stimulated by the interaction between hyaluronan (HA) and CD44. Hyaluronic Acid 174-176 C-terminal Src kinase Homo sapiens 28-40 24314082-4 2013 Between the two distinct populations of CD11b/CD18:ICAM-1 complex that participate in cell adhesion, the cytoskeleton(CSK)-anchored elastic elements and the membrane tethers, we found that LA1 enhanced binding of CD11b/CD18 on K562 cells to ICAM-1 via the formation of long membrane tethers, whereas Mn(2+) additionally increased ICAM-1 binding via CSK-anchored bonds. leukadherin-1 189-192 C-terminal Src kinase Homo sapiens 349-352 23698767-7 2013 In addition, D-pinitol exerted its inhibitory effects by reducing focal adhesion kinase (FAK) phosphorylation, c-Src kinase activity and NF-kB activation. pinitol 13-22 C-terminal Src kinase Homo sapiens 111-123 23824743-5 2013 Isorhamnetin inhibited AOM/DSS-induced oncogenic c-Src activation and beta-catenin nuclear translocation, while promoting the expression of C-terminal Src kinase (CSK), a negative regulator of Src family of tyrosine kinases. 3-methylquercetin 0-12 C-terminal Src kinase Homo sapiens 140-161 23824743-5 2013 Isorhamnetin inhibited AOM/DSS-induced oncogenic c-Src activation and beta-catenin nuclear translocation, while promoting the expression of C-terminal Src kinase (CSK), a negative regulator of Src family of tyrosine kinases. 3-methylquercetin 0-12 C-terminal Src kinase Homo sapiens 163-166 23824743-6 2013 Similarly, in HT-29 colon cancer cells, isorhamnetin inhibited oncogenic Src activity and beta-catenin nuclear translocation by inducing expression of csk, as verified by RNA interference knockdown of csk. 3-methylquercetin 40-52 C-terminal Src kinase Homo sapiens 151-154 23824743-6 2013 Similarly, in HT-29 colon cancer cells, isorhamnetin inhibited oncogenic Src activity and beta-catenin nuclear translocation by inducing expression of csk, as verified by RNA interference knockdown of csk. 3-methylquercetin 40-52 C-terminal Src kinase Homo sapiens 201-204 23824743-7 2013 Our observations suggest the chemoprotective effects of isorhamnetin in colon cancer are linked to its anti-inflammatory activities and its inhibition of oncogenic Src activity and consequential loss of nuclear beta-catenin, activities that are dependent on CSK expression. 3-methylquercetin 56-68 C-terminal Src kinase Homo sapiens 258-261 23670194-4 2013 TLR3 induction led to a rapid increase in ROS generation and a physical association between components of the NADPH oxidase (NOX) enzyme complex (NOX2 and p47(phox)) and TLR3 via a Ca(2+)-c-Src tyrosine kinase-dependent pathway. Reactive Oxygen Species 42-45 C-terminal Src kinase Homo sapiens 188-209 23548896-0 2013 Identification of a new interaction mode between the Src homology 2 domain of C-terminal Src kinase (Csk) and Csk-binding protein/phosphoprotein associated with glycosphingolipid microdomains. Glycosphingolipids 161-178 C-terminal Src kinase Homo sapiens 78-99 23548896-0 2013 Identification of a new interaction mode between the Src homology 2 domain of C-terminal Src kinase (Csk) and Csk-binding protein/phosphoprotein associated with glycosphingolipid microdomains. Glycosphingolipids 161-178 C-terminal Src kinase Homo sapiens 101-104 23593342-0 2013 Fulvestrant-induced cell death and proteasomal degradation of estrogen receptor alpha protein in MCF-7 cells require the CSK c-Src tyrosine kinase. Fulvestrant 0-11 C-terminal Src kinase Homo sapiens 121-124 23471971-5 2013 In search of a potential downstream mechanism, we found that TI-VAMP is phosphorylated in vitro by c-Src kinase on tyrosine 45 of the Longin domain. Tyrosine 115-123 C-terminal Src kinase Homo sapiens 99-111 23593342-6 2013 MCF-7 cell sensitivities to fulvestrant-induced cell death or ERalpha protein degradation was not affected by small-molecular-weight inhibitors of the tyrosine kinase activity of c-Src, suggesting possible involvement of other signaling molecules in CSK-dependent MCF-7 cell death induced by fulvestrant. Fulvestrant 28-39 C-terminal Src kinase Homo sapiens 250-253 23593342-4 2013 Whereas RNAi knockdown of CSK in MCF-7 cells by shRNA-expressing lentiviruses strongly suppressed fulvestrant-induced cell death, CSK knockdown did not affect cytocidal actions of 4-hydroxytamoxifen or paclitaxel, a chemotherapeutic agent. Fulvestrant 98-109 C-terminal Src kinase Homo sapiens 26-29 23593342-5 2013 In the absence of CSK, fulvestrant-induced proteasomal degradation of ERalpha protein was suppressed in both MCF-7 and T47D estrogen-dependent breast cancer cells whereas the TP53-mutated T47D cells were resistant to the cytocidal action of fulvestrant in the presence or absence of CSK. Fulvestrant 23-34 C-terminal Src kinase Homo sapiens 18-21 23593342-5 2013 In the absence of CSK, fulvestrant-induced proteasomal degradation of ERalpha protein was suppressed in both MCF-7 and T47D estrogen-dependent breast cancer cells whereas the TP53-mutated T47D cells were resistant to the cytocidal action of fulvestrant in the presence or absence of CSK. Fulvestrant 23-34 C-terminal Src kinase Homo sapiens 283-286 22928736-0 2012 Irreversible inhibitors of c-Src kinase that target a nonconserved cysteine. Cysteine 67-75 C-terminal Src kinase Homo sapiens 27-39 23333462-6 2013 Cbp over-expression in T-FGM AhR-/- cells enhanced the formation of inhibitory Csk-Cbp complexes which in turn reduced c-Src p-Tyr(416) activation and focal adhesion kinase (FAK) phosphorylation at the c-Src-responsive residues p-Tyr(576) and p-Tyr(577). Tyrosine 127-130 C-terminal Src kinase Homo sapiens 79-82 23333462-6 2013 Cbp over-expression in T-FGM AhR-/- cells enhanced the formation of inhibitory Csk-Cbp complexes which in turn reduced c-Src p-Tyr(416) activation and focal adhesion kinase (FAK) phosphorylation at the c-Src-responsive residues p-Tyr(576) and p-Tyr(577). Tyrosine 230-233 C-terminal Src kinase Homo sapiens 79-82 23333462-6 2013 Cbp over-expression in T-FGM AhR-/- cells enhanced the formation of inhibitory Csk-Cbp complexes which in turn reduced c-Src p-Tyr(416) activation and focal adhesion kinase (FAK) phosphorylation at the c-Src-responsive residues p-Tyr(576) and p-Tyr(577). Tyrosine 230-233 C-terminal Src kinase Homo sapiens 79-82 23271210-1 2013 BACKGROUND: The objective of this study was to evaluate the mortality of and risk factors for bacteriuria due to carbapenem-resistant Klebsiella pneumoniae (CRKp) versus carbapenem-susceptible K. pneumoniae (CSKp) producing extended spectrum beta lactamase (ESBL). Carbapenems 113-123 C-terminal Src kinase Homo sapiens 208-212 24039559-5 2013 A unique feature of the SH2 domain of Csk is the tight turn in place of the canonical CD loop in a surface site far removed from kinase domain interactions. Cadmium 86-88 C-terminal Src kinase Homo sapiens 38-41 24039559-6 2013 In this study, we used a combination of experimental and computational methods to probe the importance of this difference by constructing a Csk variant with a longer SH2 CD loop to mimic the flexibility found in homologous kinase SH2 domains. Cadmium 170-172 C-terminal Src kinase Homo sapiens 140-143 22943437-0 2012 Biological effects of AL622, a molecule rationally designed to release an EGFR and a c-Src kinase inhibitor. AL622 22-27 C-terminal Src kinase Homo sapiens 85-97 22962253-2 2012 We have previously shown that 17-beta estradiol (E(2)) rapidly enhances aromatase enzymatic activity through an increase of tyrosine protein phosphorylation controlled by the activity of the c-Src kinase in breast cancer cells. Estradiol 30-47 C-terminal Src kinase Homo sapiens 191-203 22962253-2 2012 We have previously shown that 17-beta estradiol (E(2)) rapidly enhances aromatase enzymatic activity through an increase of tyrosine protein phosphorylation controlled by the activity of the c-Src kinase in breast cancer cells. Tyrosine 124-132 C-terminal Src kinase Homo sapiens 191-203 22777522-3 2012 We show that the hyperresponsive phenotype of B cells lacking Lyn is predicated on significantly increased basal and inducible PI3K activity that correlates with the constitutive hypophosphorylation of PAG/Cbp (phosphoprotein associated with glycosphingolipid-enriched microdomains/Csk-binding protein), a concomitant reduction in bound Csk in Lyn(-/-) B cells and elevated levels of active Fyn. phenylacetylglycine 202-205 C-terminal Src kinase Homo sapiens 282-285 22141738-3 2012 The PKA-Csk immunoregulatory pathway is scaffolded by the A kinase anchoring protein ezrin, the Csk binding protein phosphoprotein associated with glycosphingolipid-enriched membrane microdomains and the linker protein ezrin/radixin/moesin binding protein of 50 kDa. Glycosphingolipids 147-164 C-terminal Src kinase Homo sapiens 8-11 22659621-1 2012 The transmembrane protein Cbp/PAG (Csk binding protein/phospho-protein associated with glycosphingolipid-enriched microdomains) has a negative regulatory role in T cell activation as an adapter for C-terminal Src kinase, Csk. Glycosphingolipids 87-104 C-terminal Src kinase Homo sapiens 35-38 22659621-1 2012 The transmembrane protein Cbp/PAG (Csk binding protein/phospho-protein associated with glycosphingolipid-enriched microdomains) has a negative regulatory role in T cell activation as an adapter for C-terminal Src kinase, Csk. Glycosphingolipids 87-104 C-terminal Src kinase Homo sapiens 221-224 22659621-2 2012 In T cells, membrane docking of Csk is promoted by binding to FynT-phosphorylated Cbp/PAG (pTyr317) to allow targeting of substrates residing in lipid rafts. phenylacetylglycine 86-89 C-terminal Src kinase Homo sapiens 32-35 22659621-2 2012 In T cells, membrane docking of Csk is promoted by binding to FynT-phosphorylated Cbp/PAG (pTyr317) to allow targeting of substrates residing in lipid rafts. ptyr317 91-98 C-terminal Src kinase Homo sapiens 32-35 22544307-5 2012 Differential blocking of Src kinase family members (despite c-Src) by PP2 increased the activity of c-Src and the tyrosine phosphorylation of PTPIP51 at position 176, which is the substrate of c-Src kinase. Tyrosine 114-122 C-terminal Src kinase Homo sapiens 193-205 22935373-2 2012 The peptides with a sequence specific to c-Src tyrosine kinase and protein tyrosine phosphatase 1B (PTP1B) were first validated with ELISA-based protein tyrosine kinase assay and then functionalized on vertically aligned carbon nanofiber (VACNF) nanoelectrode arrays (NEAs). Carbon 221-227 C-terminal Src kinase Homo sapiens 41-62 22141738-3 2012 The PKA-Csk immunoregulatory pathway is scaffolded by the A kinase anchoring protein ezrin, the Csk binding protein phosphoprotein associated with glycosphingolipid-enriched membrane microdomains and the linker protein ezrin/radixin/moesin binding protein of 50 kDa. Glycosphingolipids 147-164 C-terminal Src kinase Homo sapiens 96-99 21551129-4 2011 Here, we demonstrate that aspirin activates the c-Src tyrosine kinase pathway in CRC cells. Aspirin 26-33 C-terminal Src kinase Homo sapiens 48-69 21418517-5 2012 Several signalling inhibitors interfered with progesterone-induced FAK activation, including progesterone receptor (PR) antagonist ORG 31710, specific c-Src kinase inhibitor PP2, phosphatidylinosital-3 kinase (PI3K) inhibitor wortmannin as well as rho-associated kinase (ROCK-2) inhibitor Y27632. Progesterone 46-58 C-terminal Src kinase Homo sapiens 151-163 22119472-2 2012 The synthesized tetrahydroindazolones were evaluated for inhibition of cell proliferation of human colon carcinoma (HT-29), human ovarian adenocarcinoma (SK-OV-3), and c-Src kinase activity. tetrahydroindazolones 16-37 C-terminal Src kinase Homo sapiens 168-180 22119472-5 2012 In general, the tetrahydroindazolones showed modest inhibition of c-Src kinase where 4-tertbutylphenyl- and 3,4-dichlorophenyl- derivatives showed the inhibition of c-Src kinase with IC(50) values of 35.1 and 50.7 muM, respectively. tetrahydroindazolones 16-37 C-terminal Src kinase Homo sapiens 66-78 22119472-5 2012 In general, the tetrahydroindazolones showed modest inhibition of c-Src kinase where 4-tertbutylphenyl- and 3,4-dichlorophenyl- derivatives showed the inhibition of c-Src kinase with IC(50) values of 35.1 and 50.7 muM, respectively. tetrahydroindazolones 16-37 C-terminal Src kinase Homo sapiens 165-177 22119472-5 2012 In general, the tetrahydroindazolones showed modest inhibition of c-Src kinase where 4-tertbutylphenyl- and 3,4-dichlorophenyl- derivatives showed the inhibition of c-Src kinase with IC(50) values of 35.1 and 50.7 muM, respectively. 3,4-dichlorophenyl 108-126 C-terminal Src kinase Homo sapiens 165-177 23028292-6 2012 Here, we investigated whether interactions with the ATP analog AMP-PNP and ADP can shift the conformational ensemble of Csk in solution using a combination of small angle x-ray scattering and molecular dynamics simulations. Adenosine Triphosphate 52-55 C-terminal Src kinase Homo sapiens 120-123 23028292-6 2012 Here, we investigated whether interactions with the ATP analog AMP-PNP and ADP can shift the conformational ensemble of Csk in solution using a combination of small angle x-ray scattering and molecular dynamics simulations. Adenylyl Imidodiphosphate 63-70 C-terminal Src kinase Homo sapiens 120-123 23028292-6 2012 Here, we investigated whether interactions with the ATP analog AMP-PNP and ADP can shift the conformational ensemble of Csk in solution using a combination of small angle x-ray scattering and molecular dynamics simulations. Adenosine Diphosphate 75-78 C-terminal Src kinase Homo sapiens 120-123 21708247-6 2011 The critical role of NADPH-oxidase-dependent superoxide generation in this cross-talk mechanism is corroborated by the finding that apocynin or a siRNA against p22(phox) prevents EGFR transactivation and c-Src kinase activity. Superoxides 45-55 C-terminal Src kinase Homo sapiens 204-216 21873224-4 2011 Here we show that mammalian Pragmin/SgK223 undergoes tyrosine phosphorylation at the EPIYA motif by SFKs and thereby acquires the ability to interact with the SH2 domain of the C-terminal Src kinase (Csk), a negative regulator of SFKs. Tyrosine 53-61 C-terminal Src kinase Homo sapiens 177-198 21130867-7 2011 Thus, the cAMP-type I PKA-Csk pathway emerges as a putative target for therapeutic intervention in autoimmune disorders as well as in cancer, where T(R) cell-mediated suppression contributes to suboptimal local immune responses. Cyclic AMP 10-14 C-terminal Src kinase Homo sapiens 26-29 20457609-7 2010 SH2 profiling revealed that Shc, Csk, Abl, and Sap associate with Tyr-826, whereas SH2-B, Src, Brk, GTPase-activating protein, and phospholipase C-gamma associate with Tyr-841. Tyrosine 66-69 C-terminal Src kinase Homo sapiens 33-36 21367918-12 2011 Imatinib suppressed the albumin-induced EMT and ER stress via inhibition of ROS and c-Src kinase. Imatinib Mesylate 0-8 C-terminal Src kinase Homo sapiens 84-96 21367918-14 2011 In conclusion, the ROS-c-Src kinase-mTOR pathway played a central role in the signaling pathway that linked albumin to EMT and ER stress. Reactive Oxygen Species 19-22 C-terminal Src kinase Homo sapiens 23-35 21113815-1 2011 Previous studies have shown that Csk plays critical roles in the regulation of neural development, differentiation and glutamate-mediated synaptic plasticity. Glutamic Acid 119-128 C-terminal Src kinase Homo sapiens 33-36 21113815-5 2011 The truncation of the NR1 subunit C-tail which contains only one tyrosine (Y837) significantly reduced the Csk association with the NR1-1a/NR2A receptor complex. Tyrosine 65-73 C-terminal Src kinase Homo sapiens 107-110 21113815-6 2011 Furthermore, we found that either the truncation of NR2A C-tail at aa 857 or the mutation of Y837 in the NR1-1a subunit to phenylalanine blocked the inhibition of NR1-1a/NR2A receptors induced by intracellular application of Csk. Phenylalanine 123-136 C-terminal Src kinase Homo sapiens 225-228 21695648-5 2011 However, engagement of the TCR in primary T cells is followed by rapid cAMP production in lipid rafts and activation of the cAMP- PKA-Csk pathway inhibiting proximal T-cell signaling. Cyclic AMP 124-128 C-terminal Src kinase Homo sapiens 134-137 20843787-3 2010 In this study, we investigated hyaluronan (HA)-induced CD44 (a primary HA receptor) interaction with c-Src kinase and the transcriptional factor, Twist, in breast tumor cells (MDA-MB-231 cells). Hyaluronic Acid 31-41 C-terminal Src kinase Homo sapiens 101-113 20843787-3 2010 In this study, we investigated hyaluronan (HA)-induced CD44 (a primary HA receptor) interaction with c-Src kinase and the transcriptional factor, Twist, in breast tumor cells (MDA-MB-231 cells). Hyaluronic Acid 43-45 C-terminal Src kinase Homo sapiens 101-113 21145940-1 2011 BACKGROUND: Activation of the protein tyrosine kinase c-Src (c-Src kinase) induced by the exposure to the environmental pollutant 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) has been shown in various cell types. Polychlorinated Dibenzodioxins 130-165 C-terminal Src kinase Homo sapiens 61-73 21145940-1 2011 BACKGROUND: Activation of the protein tyrosine kinase c-Src (c-Src kinase) induced by the exposure to the environmental pollutant 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) has been shown in various cell types. Polychlorinated Dibenzodioxins 167-171 C-terminal Src kinase Homo sapiens 61-73 21145940-5 2011 Data from FRET assay visualized and quantified the activation of c-Src kinase induced by TCDD in living cells of both cell types. Polychlorinated Dibenzodioxins 89-93 C-terminal Src kinase Homo sapiens 65-77 22022425-0 2011 Barium promotes anchorage-independent growth and invasion of human HaCaT keratinocytes via activation of c-SRC kinase. Barium 0-6 C-terminal Src kinase Homo sapiens 105-117 22022425-8 2011 Barium (2.5-5 microM) also promoted anchorage-independent growth and invasion of fibroblasts (NIH3T3) and immortalized nontumorigenic melanocytes (melan-a), but not transformed cutaneous squamous cell carcinoma (HSC5 and A431) and malignant melanoma (Mel-ret) cells, with activation of c-SRC kinase. Barium 0-6 C-terminal Src kinase Homo sapiens 286-298 20570525-0 2010 Discovery of novel purine derivatives with potent and selective inhibitory activity against c-Src tyrosine kinase. purine 19-25 C-terminal Src kinase Homo sapiens 92-113 20570525-1 2010 We report here the discovery of novel purine derivatives with potent and selective inhibitory activity against c-Src tyrosine kinase by adopting a strategy integrating focused combinatorial library design, virtual screening, chemical synthesis, and bioassay. purine 38-44 C-terminal Src kinase Homo sapiens 111-132 20346773-1 2010 The kinase-phosphatase pair Csk and CD45 reciprocally regulate phosphorylation of the inhibitory tyrosine of the Src family kinases Lck and Fyn. Tyrosine 97-105 C-terminal Src kinase Homo sapiens 28-31 20420835-0 2010 Spatiotemporal control of cyclic AMP immunomodulation through the PKA-Csk inhibitory pathway is achieved by anchoring to an Ezrin-EBP50-PAG scaffold in effector T cells. Cyclic AMP 26-36 C-terminal Src kinase Homo sapiens 70-73 20420835-4 2010 The A kinase anchoring protein Ezrin colocalizes PKA and Csk by forming a supramolecular signaling complex consisting of PKA, Ezrin, Ezrin/radixin/moesin (ERM) binding protein of 50 kDa (EBP50), phosphoprotein associated with glycosphingolipid-enriched membrane microdomains (GEMs) (PAG) and Csk. Glycosphingolipids 226-243 C-terminal Src kinase Homo sapiens 57-60 20420835-4 2010 The A kinase anchoring protein Ezrin colocalizes PKA and Csk by forming a supramolecular signaling complex consisting of PKA, Ezrin, Ezrin/radixin/moesin (ERM) binding protein of 50 kDa (EBP50), phosphoprotein associated with glycosphingolipid-enriched membrane microdomains (GEMs) (PAG) and Csk. phenylacetylglycine 283-286 C-terminal Src kinase Homo sapiens 57-60 20086095-1 2010 Engagement of the T-cell receptor (TCR) in human primary T cells activates a cyclic AMP (cAMP)-protein kinase A (PKA)-Csk inhibitory pathway that prevents full T-cell activation in the absence of a coreceptor stimulus. Cyclic AMP 77-87 C-terminal Src kinase Homo sapiens 118-121 20086095-1 2010 Engagement of the T-cell receptor (TCR) in human primary T cells activates a cyclic AMP (cAMP)-protein kinase A (PKA)-Csk inhibitory pathway that prevents full T-cell activation in the absence of a coreceptor stimulus. Cyclic AMP 89-93 C-terminal Src kinase Homo sapiens 118-121 20048167-3 2010 Activation of SFK by overexpression of dominant negative Csk induced VE-cadherin phosphorylation at tyrosines 658, 685, and 731. Tyrosine 100-109 C-terminal Src kinase Homo sapiens 57-60 20197690-0 2010 Fatty acid-bearing albumin induces VCAM-1 expression through c-Src kinase-AP-1/NF-kB pathways: effect of L-carnitine. Fatty Acids 0-10 C-terminal Src kinase Homo sapiens 61-73 19948721-0 2010 S-nitrosylation at cysteine 498 of c-Src tyrosine kinase regulates nitric oxide-mediated cell invasion. Cysteine 19-27 C-terminal Src kinase Homo sapiens 35-56 19948721-0 2010 S-nitrosylation at cysteine 498 of c-Src tyrosine kinase regulates nitric oxide-mediated cell invasion. Nitric Oxide 67-79 C-terminal Src kinase Homo sapiens 35-56 19818398-3 2010 Recently, biochemical evidence indicated that the c-Abl and Csk kinases were able to phosphorylate the tyrosine 170 (Y170) residue of c-Jun - which lies within the recognition motif of the Itch ubiquitin ligase - and also regulate its stability independent of the JNK phosphorylation sites. Tyrosine 103-111 C-terminal Src kinase Homo sapiens 60-63 20197690-8 2010 Inhibitors of protein kinase C and tyrosine kinase, anti-oxidants and intracellular calcium chelator suppressed the FA(+) albumin-induced activation of c-Src kinase. Calcium 84-91 C-terminal Src kinase Homo sapiens 152-164 20197690-9 2010 L-Carnitine suppressed the FA(+) albumin-induced VCAM-1 expression via inhibition of c-Src kinase. Carnitine 0-11 C-terminal Src kinase Homo sapiens 85-97 19350053-10 2009 Furthermore, Crk induced the phosphorylation of Src-Y416; accordingly the interaction between Crk and Csk was increased. y416 52-56 C-terminal Src kinase Homo sapiens 102-105 19808673-5 2009 In addition, unlike PIP(2), LPA dramatically stimulates the tyrosine phosphorylation of villin by c-Src kinase. lysophosphatidic acid 28-31 C-terminal Src kinase Homo sapiens 98-110 19808673-5 2009 In addition, unlike PIP(2), LPA dramatically stimulates the tyrosine phosphorylation of villin by c-Src kinase. Tyrosine 60-68 C-terminal Src kinase Homo sapiens 98-110 19822664-6 2009 In contrast, disruption of the microdomain by depleting cholesterol could induce a robust transformation in Csk-deficient fibroblasts in which only a limited amount of activated SFKs was expressed. Cholesterol 56-67 C-terminal Src kinase Homo sapiens 108-111 19632164-5 2009 Using SILAC, we were able to detect changes in tyrosine phosphorylation patterns of 43 potential c-Src kinase substrates in PDGF receptor signaling. Tyrosine 47-55 C-terminal Src kinase Homo sapiens 97-109 19887846-8 2010 Inhibitors of protein kinase C and tyrosine kinase, antioxidants and intracellular calcium chelator suppressed myoglobin-induced activation of c-Src kinase. Calcium 83-90 C-terminal Src kinase Homo sapiens 143-155 19887846-9 2010 Losartan and simvastatin suppressed myoglobin-induced VCAM-1 expression via inhibition of c-Src kinase. Losartan 0-8 C-terminal Src kinase Homo sapiens 90-102 19887846-9 2010 Losartan and simvastatin suppressed myoglobin-induced VCAM-1 expression via inhibition of c-Src kinase. Simvastatin 13-24 C-terminal Src kinase Homo sapiens 90-102 18586953-7 2008 In excised inside-out membrane patches CACC were activated by exposure of the cytoplasmic face of the channels to the human recombinant Src(p60(c-src)) kinase with endogenous or exogenous ATP and inhibited by lambda-protein phosphatase. Adenosine Triphosphate 188-191 C-terminal Src kinase Homo sapiens 144-158 19026486-0 2009 Mislocalization of cell-cell adhesion complexes in tamoxifen-resistant breast cancer cells with elevated c-Src tyrosine kinase activity. Tamoxifen 51-60 C-terminal Src kinase Homo sapiens 105-126 19185573-0 2009 Intertwined dimeric structure for the SH3 domain of the c-Src tyrosine kinase induced by polyethylene glycol binding. Polyethylene Glycols 89-108 C-terminal Src kinase Homo sapiens 56-77 18948260-7 2008 Finally, RPTPalpha-induced phosphorylation of Paxillin and Cbp/PAG induces recruitment of the SFK inhibitory kinase Csk, indicative of negative feedback loops limiting SFK activation by RPTPalpha. phenylacetylglycine 63-66 C-terminal Src kinase Homo sapiens 116-119 19260709-3 2009 Prior studies on protein tyrosine kinases Csk and Src revealed the potential for chemical rescue of catalytically deficient mutant kinases (Arg to Ala mutations) by small diamino compounds, particularly imidazole; however, the potency and efficiency of rescue was greater for Src. Arginine 140-143 C-terminal Src kinase Homo sapiens 42-45 19260709-3 2009 Prior studies on protein tyrosine kinases Csk and Src revealed the potential for chemical rescue of catalytically deficient mutant kinases (Arg to Ala mutations) by small diamino compounds, particularly imidazole; however, the potency and efficiency of rescue was greater for Src. Alanine 147-150 C-terminal Src kinase Homo sapiens 42-45 19260709-3 2009 Prior studies on protein tyrosine kinases Csk and Src revealed the potential for chemical rescue of catalytically deficient mutant kinases (Arg to Ala mutations) by small diamino compounds, particularly imidazole; however, the potency and efficiency of rescue was greater for Src. diamino 171-178 C-terminal Src kinase Homo sapiens 42-45 19260709-3 2009 Prior studies on protein tyrosine kinases Csk and Src revealed the potential for chemical rescue of catalytically deficient mutant kinases (Arg to Ala mutations) by small diamino compounds, particularly imidazole; however, the potency and efficiency of rescue was greater for Src. imidazole 203-212 C-terminal Src kinase Homo sapiens 42-45 19291104-2 2009 Three dimensional quantitative structure-activity relationship (3D-QSAR) studies were carried out on quinazolin derivatives inhibiting c-Src kinase. quinazolin 101-111 C-terminal Src kinase Homo sapiens 135-147 19111446-12 2009 CONCLUSION: Mechanical wounding induces significant ROS generation at the wound edge which, in turn, induced ligand-independent KGFR and FRS2 activation via c-Src kinase signaling. Reactive Oxygen Species 52-55 C-terminal Src kinase Homo sapiens 157-169 18721137-1 2008 Csk-binding protein/phosphoprotein associated with glycosphingolipid-enriched domains is a transmembrane adaptor protein primarily involved in negative regulation of T-cell activation by recruitment of C-terminal Src kinase (Csk), a protein tyrosine kinase which represses Src kinase activity through C-terminal phosphorylation. Glycosphingolipids 51-68 C-terminal Src kinase Homo sapiens 202-223 18721137-1 2008 Csk-binding protein/phosphoprotein associated with glycosphingolipid-enriched domains is a transmembrane adaptor protein primarily involved in negative regulation of T-cell activation by recruitment of C-terminal Src kinase (Csk), a protein tyrosine kinase which represses Src kinase activity through C-terminal phosphorylation. Glycosphingolipids 51-68 C-terminal Src kinase Homo sapiens 0-3 18721137-2 2008 Recruitment of Csk occurs via SH2-domain binding to PAG pTyr317, thus, the interaction is highly dependent on phosphorylation performed by the Src family kinase Fyn, which docks onto PAG using a dual-domain binding mode involving both SH3- and SH2-domains of Fyn. phenylacetylglycine 52-55 C-terminal Src kinase Homo sapiens 15-18 18721137-2 2008 Recruitment of Csk occurs via SH2-domain binding to PAG pTyr317, thus, the interaction is highly dependent on phosphorylation performed by the Src family kinase Fyn, which docks onto PAG using a dual-domain binding mode involving both SH3- and SH2-domains of Fyn. ptyr317 56-63 C-terminal Src kinase Homo sapiens 15-18 18721137-2 2008 Recruitment of Csk occurs via SH2-domain binding to PAG pTyr317, thus, the interaction is highly dependent on phosphorylation performed by the Src family kinase Fyn, which docks onto PAG using a dual-domain binding mode involving both SH3- and SH2-domains of Fyn. phenylacetylglycine 183-186 C-terminal Src kinase Homo sapiens 15-18 18783823-9 2008 Moreover, the kinase activity of SFK is negatively regulated by the phosphorylation of their carboxy (C)-terminal regulatory tyrosines by specific proteins called carboxyl-terminal Src kinase (Csk) and Csk homologous kinase (CHK). Tyrosine 125-134 C-terminal Src kinase Homo sapiens 163-191 18783823-9 2008 Moreover, the kinase activity of SFK is negatively regulated by the phosphorylation of their carboxy (C)-terminal regulatory tyrosines by specific proteins called carboxyl-terminal Src kinase (Csk) and Csk homologous kinase (CHK). Tyrosine 125-134 C-terminal Src kinase Homo sapiens 193-196 18451158-4 2008 In one such cell line, SUM229, inhibiting c-Src kinase activity with either a dominant-negative c-Src or a c-Src TKI decreased EGFR phosphorylation on Tyr(845), Tyr(992), and Tyr(1086) in the presence of EGFR TKIs. Tyrosine 161-164 C-terminal Src kinase Homo sapiens 42-54 18614016-1 2008 The catalytic activity of the Src family of tyrosine kinases is suppressed by phosphorylation on a tyrosine residue located near the C terminus (Tyr 527 in c-Src), which is catalyzed by C-terminal Src Kinase (Csk). Tyrosine 44-52 C-terminal Src kinase Homo sapiens 186-207 18614016-1 2008 The catalytic activity of the Src family of tyrosine kinases is suppressed by phosphorylation on a tyrosine residue located near the C terminus (Tyr 527 in c-Src), which is catalyzed by C-terminal Src Kinase (Csk). Tyrosine 44-52 C-terminal Src kinase Homo sapiens 209-212 18614016-1 2008 The catalytic activity of the Src family of tyrosine kinases is suppressed by phosphorylation on a tyrosine residue located near the C terminus (Tyr 527 in c-Src), which is catalyzed by C-terminal Src Kinase (Csk). Tyrosine 145-148 C-terminal Src kinase Homo sapiens 186-207 18614016-1 2008 The catalytic activity of the Src family of tyrosine kinases is suppressed by phosphorylation on a tyrosine residue located near the C terminus (Tyr 527 in c-Src), which is catalyzed by C-terminal Src Kinase (Csk). Tyrosine 145-148 C-terminal Src kinase Homo sapiens 209-212 18485715-0 2008 Design and synthesis of 7-alkoxy-4-heteroarylamino-3-quinolinecarbonitriles as dual inhibitors of c-Src kinase and nitric oxide synthase. 7-alkoxy-4-heteroarylamino-3-quinolinecarbonitriles 24-75 C-terminal Src kinase Homo sapiens 98-110 18451158-4 2008 In one such cell line, SUM229, inhibiting c-Src kinase activity with either a dominant-negative c-Src or a c-Src TKI decreased EGFR phosphorylation on Tyr(845), Tyr(992), and Tyr(1086) in the presence of EGFR TKIs. Tyrosine 151-154 C-terminal Src kinase Homo sapiens 42-54 18331839-6 2008 Two example protein domains (Csk and Abl tyrosine kinase domain) with N-terminal Cys are demonstrated using this method. Cysteine 81-84 C-terminal Src kinase Homo sapiens 29-32 18644992-4 2008 Sulindac-mediated Csk induction was replicated in the human colorectal cancer cell line HT-29, with a corresponding suppression of both Src kinase activity (63% of vehicle; P < 0.05) and E-cadherin tyrosine phosphorylation (an in vivo Src target). Sulindac 0-8 C-terminal Src kinase Homo sapiens 18-21 18644992-4 2008 Sulindac-mediated Csk induction was replicated in the human colorectal cancer cell line HT-29, with a corresponding suppression of both Src kinase activity (63% of vehicle; P < 0.05) and E-cadherin tyrosine phosphorylation (an in vivo Src target). Tyrosine 201-209 C-terminal Src kinase Homo sapiens 18-21 18644992-5 2008 To determine the importance of Csk in NSAID antiproliferative activity, we stably transfected a Csk-specific short hairpin RNA (shRNA) vector into HT-29 cells, thereby blunting the sulindac-mediated Csk induction. Sulindac 181-189 C-terminal Src kinase Homo sapiens 96-99 18644992-5 2008 To determine the importance of Csk in NSAID antiproliferative activity, we stably transfected a Csk-specific short hairpin RNA (shRNA) vector into HT-29 cells, thereby blunting the sulindac-mediated Csk induction. Sulindac 181-189 C-terminal Src kinase Homo sapiens 96-99 18644992-8 2008 Moreover, although sulindac-mediated induction of p21(cip/waf1) was 113% in wild-type HT-29, this induction was alleviated in the Csk shRNA transfectants (65% induction; P < 0.01). Sulindac 19-27 C-terminal Src kinase Homo sapiens 130-133 18180373-0 2008 Inhibitory phosphorylation of soluble guanylyl cyclase by muscarinic m2 receptors via Gbetagamma-dependent activation of c-Src kinase. gbetagamma 86-96 C-terminal Src kinase Homo sapiens 121-133 18451158-4 2008 In one such cell line, SUM229, inhibiting c-Src kinase activity with either a dominant-negative c-Src or a c-Src TKI decreased EGFR phosphorylation on Tyr(845), Tyr(992), and Tyr(1086) in the presence of EGFR TKIs. Tyrosine 161-164 C-terminal Src kinase Homo sapiens 42-54 17905674-8 2008 Lyn also phosphorylates Y314, which recruits Csk/Ctk to phosphorylate Lyn at its Y508 negative site, allowing an inactive conformation to form. y314 24-28 C-terminal Src kinase Homo sapiens 45-48 18086565-1 2008 To elucidate the regulatory mechanism of cell transformation induced by c-Src tyrosine kinase, we performed a proteomic analysis of tyrosine phosphorylated proteins that interact with c-Src and/or its negative regulator Csk. Tyrosine 78-86 C-terminal Src kinase Homo sapiens 220-223 18056706-2 2008 PAG has a role in negative regulation of Src family kinases in T-cells by recruitment of Csk (C-terminal Src kinase) to the membrane via binding to PAG phosphotyrosine 317. Phosphotyrosine 152-167 C-terminal Src kinase Homo sapiens 89-92 18056706-2 2008 PAG has a role in negative regulation of Src family kinases in T-cells by recruitment of Csk (C-terminal Src kinase) to the membrane via binding to PAG phosphotyrosine 317. Phosphotyrosine 152-167 C-terminal Src kinase Homo sapiens 94-115 17918184-7 2008 Treatment with the dual specific Abl/c-Src kinase inhibitor AZD0530 significantly reduces the growth inhibitory effect of high EGF concentrations, signifying that EGFR induced IRF-1 is responsible for the observed growth inhibition. saracatinib 60-67 C-terminal Src kinase Homo sapiens 37-49 18212280-8 2008 These effects of salusins were abolished by G-protein, c-Src tyrosine kinase, protein kinase C, and mitogen-activated protein kinase kinase inhibitors. salusins 17-25 C-terminal Src kinase Homo sapiens 55-76 17905674-8 2008 Lyn also phosphorylates Y314, which recruits Csk/Ctk to phosphorylate Lyn at its Y508 negative site, allowing an inactive conformation to form. y508 81-85 C-terminal Src kinase Homo sapiens 45-48 18491059-6 2008 One immunomodulating pathway is the cAMP-protein kinase A-Csk pathway scaffolded by a supramolecular complex residing in lipid rafts with the A kinase-anchoring protein (AKAP) ezrin, the Csk-binding protein PAG and a linker between the two, EBP50. phenylacetylglycine 207-210 C-terminal Src kinase Homo sapiens 58-61 18491059-6 2008 One immunomodulating pathway is the cAMP-protein kinase A-Csk pathway scaffolded by a supramolecular complex residing in lipid rafts with the A kinase-anchoring protein (AKAP) ezrin, the Csk-binding protein PAG and a linker between the two, EBP50. phenylacetylglycine 207-210 C-terminal Src kinase Homo sapiens 187-190 17490855-7 2007 Oligo(dT)18 primed cDNA was synthesized from HepG2 and HT29 total RNA to amplify IR and cSRC kinase ORFs, respectively. oligo(dt)18 0-11 C-terminal Src kinase Homo sapiens 88-99 18085663-1 2008 PAG, the phosphoprotein associated with glycosphingolipid-enriched microdomains (GEM), negatively regulates Src family kinases by recruiting C-terminal Src kinase (Csk) to the membrane, where Csk phosphorylates the inhibitory tyrosine of the Src kinases. phenylacetylglycine 0-3 C-terminal Src kinase Homo sapiens 141-162 18085663-1 2008 PAG, the phosphoprotein associated with glycosphingolipid-enriched microdomains (GEM), negatively regulates Src family kinases by recruiting C-terminal Src kinase (Csk) to the membrane, where Csk phosphorylates the inhibitory tyrosine of the Src kinases. phenylacetylglycine 0-3 C-terminal Src kinase Homo sapiens 164-167 18085663-1 2008 PAG, the phosphoprotein associated with glycosphingolipid-enriched microdomains (GEM), negatively regulates Src family kinases by recruiting C-terminal Src kinase (Csk) to the membrane, where Csk phosphorylates the inhibitory tyrosine of the Src kinases. phenylacetylglycine 0-3 C-terminal Src kinase Homo sapiens 192-195 18085663-1 2008 PAG, the phosphoprotein associated with glycosphingolipid-enriched microdomains (GEM), negatively regulates Src family kinases by recruiting C-terminal Src kinase (Csk) to the membrane, where Csk phosphorylates the inhibitory tyrosine of the Src kinases. Glycosphingolipids 40-57 C-terminal Src kinase Homo sapiens 164-167 18085663-1 2008 PAG, the phosphoprotein associated with glycosphingolipid-enriched microdomains (GEM), negatively regulates Src family kinases by recruiting C-terminal Src kinase (Csk) to the membrane, where Csk phosphorylates the inhibitory tyrosine of the Src kinases. Glycosphingolipids 40-57 C-terminal Src kinase Homo sapiens 192-195 18085663-1 2008 PAG, the phosphoprotein associated with glycosphingolipid-enriched microdomains (GEM), negatively regulates Src family kinases by recruiting C-terminal Src kinase (Csk) to the membrane, where Csk phosphorylates the inhibitory tyrosine of the Src kinases. Tyrosine 226-234 C-terminal Src kinase Homo sapiens 164-167 18085663-5 2008 Despite being displaced, the mutant PAG molecule still binds the Src kinase Fyn and the cytoskeletal adaptor ezrin-radixin-moesin-binding phosphoprotein of 50 kDa, becomes tyrosine-phosphorylated, and recruits Csk to the membrane. phenylacetylglycine 36-39 C-terminal Src kinase Homo sapiens 210-213 17897955-4 2007 The mutants differed from wild-type Lck only in one to three amino acid residues following the negative regulatory tyrosine 505, which was normally phosphorylated by Csk and dephosphorylated by CD45 in the mutants. Tyrosine 115-123 C-terminal Src kinase Homo sapiens 166-169 17942635-2 2007 Potential protein-protein interaction sites within the COOH terminus of the L-type calcium channel include those for the SH3 and SH2 binding domains of c-Src kinase that regulates calcium currents in smooth muscle. Calcium 83-90 C-terminal Src kinase Homo sapiens 152-164 18056464-5 2007 The cysteine replacement of the highly conserved Y367 residue in fibroblast growth factor receptor 4 or the Q26X nonsense mutation in the tumor-suppressor kinase CSK are examples, and may contribute to cell line-specific signaling characteristics and tumor progression. Cysteine 4-12 C-terminal Src kinase Homo sapiens 162-165 18056464-5 2007 The cysteine replacement of the highly conserved Y367 residue in fibroblast growth factor receptor 4 or the Q26X nonsense mutation in the tumor-suppressor kinase CSK are examples, and may contribute to cell line-specific signaling characteristics and tumor progression. y367 49-53 C-terminal Src kinase Homo sapiens 162-165 17911601-1 2007 cAMP negatively regulates T cell immune responses by activation of type I protein kinase A (PKA), which in turn phosphorylates and activates C-terminal Src kinase (Csk) in T cell lipid rafts. Cyclic AMP 0-4 C-terminal Src kinase Homo sapiens 141-162 17911601-1 2007 cAMP negatively regulates T cell immune responses by activation of type I protein kinase A (PKA), which in turn phosphorylates and activates C-terminal Src kinase (Csk) in T cell lipid rafts. Cyclic AMP 0-4 C-terminal Src kinase Homo sapiens 164-167 17911601-3 2007 Furthermore, Ezrin brings PKA in proximity to its downstream substrate Csk in lipid rafts by forming a multiprotein complex consisting of PKA/Ezrin/Ezrin-binding protein 50, Csk, and Csk-binding protein/phosphoprotein associated with glycosphingolipid-enriched microdomains. Glycosphingolipids 234-251 C-terminal Src kinase Homo sapiens 71-74 18085663-7 2008 The mutant functions by depleting Csk from the GEM fractions, as apparent by changes in the phosphorylation of the inhibitory tyrosines within the Src kinases. Tyrosine 126-135 C-terminal Src kinase Homo sapiens 34-37 17691821-3 2007 First, both Csk and Src phosphorylate Src as a common substrate, but on different Tyr residues. Tyrosine 82-85 C-terminal Src kinase Homo sapiens 12-15 17186241-0 2007 Targeting c-Src kinase enhances tamoxifen"s inhibitory effect on cell growth by modulating expression of cell cycle and survival proteins. Tamoxifen 32-41 C-terminal Src kinase Homo sapiens 10-22 17186241-7 2007 Nevertheless, blocking c-Src kinase in tamoxifen-treated MCF-7 cells led to apoptosis. Tamoxifen 39-48 C-terminal Src kinase Homo sapiens 23-35 17186241-10 2007 This inactivation of Bad upon ER blockade seemed to depend on c-Src function as chemical inhibition of c-Src kinase reduced BadpS112 levels in cells with impaired ER function but not in estrogen-treated cells. badps112 124-132 C-terminal Src kinase Homo sapiens 103-115 17530729-2 2007 A series of PhPP-peptide conjugates were synthesized using PhPP as an ATP mimic and CIYKYY or YIYGSFK as a peptide substrate to improve the inhibitory potency against active c-Src kinase. phpp 12-16 C-terminal Src kinase Homo sapiens 174-186 17349748-0 2007 Sphingosine 1-phosphate stimulation of NADPH oxidase activity: relationship with platelet-derived growth factor receptor and c-Src kinase. sphingosine 1-phosphate 0-23 C-terminal Src kinase Homo sapiens 125-137 17389760-2 2007 Because Fyn is the kinase primarily responsible for the phosphorylation of PAG (the phosphoprotein associated with glycosphingolipid-enriched microdomains), which negatively regulates Src-kinase activity by recruiting Csk (the C-terminal Src kinase) to the membrane, we investigated whether anergy induction also affects PAG. Glycosphingolipids 115-132 C-terminal Src kinase Homo sapiens 218-221 17389760-2 2007 Because Fyn is the kinase primarily responsible for the phosphorylation of PAG (the phosphoprotein associated with glycosphingolipid-enriched microdomains), which negatively regulates Src-kinase activity by recruiting Csk (the C-terminal Src kinase) to the membrane, we investigated whether anergy induction also affects PAG. Glycosphingolipids 115-132 C-terminal Src kinase Homo sapiens 227-248 17389760-3 2007 Analysis of anergic T cells revealed that PAG is hyperphosphorylated at the Csk binding site, leading to enhanced Csk recruitment and inhibitory tyrosine phosphorylation within Fyn. Tyrosine 145-153 C-terminal Src kinase Homo sapiens 76-79 17498653-5 2007 Cholesterol depletion attenuated integrin-dependent caveolin-1 phosphorylation, Src activation and Csk association with beta1 integrin. Cholesterol 0-11 C-terminal Src kinase Homo sapiens 99-102 17349748-2 2007 The results demonstrate also that both platelet-derived growth factor (PDGF) and S1P-mediated NADPH oxidase activation and H2O2 production by Gi-protein coupled receptors (GPCRs) and c-Src kinase. Hydrogen Peroxide 123-127 C-terminal Src kinase Homo sapiens 183-195 17349748-5 2007 However, a different time course of H2O2 production in S1P-stimulated cells compared to that obtained in PDGF-stimulated cells has been observed, and this seems to be related to the different activation behavior of c-Src kinase induced after S1P or PDGF stimulation. Hydrogen Peroxide 36-40 C-terminal Src kinase Homo sapiens 215-227 17349748-6 2007 Finally, these data demonstrate that S1P-induced H2O2 production is necessary to maximize c-Src kinase activation, confirming that this is a redox regulated kinase. Hydrogen Peroxide 49-53 C-terminal Src kinase Homo sapiens 90-102 17233630-2 2007 SFK activity is controlled by Csk (C-terminal Src kinase), which phosphorylates a C-terminal tyrosine residue on SFKs, resulting in inhibition of SFK activity. Tyrosine 93-101 C-terminal Src kinase Homo sapiens 30-33 17325034-3 2007 CSK overexpression inhibited RA-mediated neurite outgrowth, a result which correlated with the inhibition of the SFK c-SRC. Tretinoin 29-31 C-terminal Src kinase Homo sapiens 0-3 17325034-11 2007 We have elucidated a nongenomic extranuclear signal mediated by the RAR-SRC interaction that is negatively regulated by CSK and is required for RA-induced neuronal differentiation. Tretinoin 68-70 C-terminal Src kinase Homo sapiens 120-123 17233630-2 2007 SFK activity is controlled by Csk (C-terminal Src kinase), which phosphorylates a C-terminal tyrosine residue on SFKs, resulting in inhibition of SFK activity. Tyrosine 93-101 C-terminal Src kinase Homo sapiens 35-56 17233630-3 2007 Csk is recruited to sites of SFK activity by tyrosine-phosphorylated Csk-binding proteins. Tyrosine 45-53 C-terminal Src kinase Homo sapiens 0-3 17233630-3 2007 Csk is recruited to sites of SFK activity by tyrosine-phosphorylated Csk-binding proteins. Tyrosine 45-53 C-terminal Src kinase Homo sapiens 69-72 17409508-5 2007 It was found that 3-(substituted-benzylidene)-1,3-dihydro-indolin-2-thione derivatives are more effective than indolin-2-one congeners for the inhibition of CK2 and p60(c-Src) tyrosine kinase. 3-(substituted-benzylidene)-1,3-dihydro-indolin-2-thione 18-74 C-terminal Src kinase Homo sapiens 169-191 17409508-5 2007 It was found that 3-(substituted-benzylidene)-1,3-dihydro-indolin-2-thione derivatives are more effective than indolin-2-one congeners for the inhibition of CK2 and p60(c-Src) tyrosine kinase. indolin-2-one 111-124 C-terminal Src kinase Homo sapiens 169-191 17223712-8 2007 Interestingly, such a role of cdc37 in mediating the action of TCDD appears to be limited to activation of c-Src kinase, but not kinases associated with activation of NFkB, C/EBPalpha, or ERK. Polychlorinated Dibenzodioxins 63-67 C-terminal Src kinase Homo sapiens 107-119 17137590-0 2007 A novel disulfide bond in the SH2 Domain of the C-terminal Src kinase controls catalytic activity. Disulfides 8-17 C-terminal Src kinase Homo sapiens 48-69 17137590-1 2007 The SH2 domain of the C-terminal Src kinase [Csk] contains a unique disulfide bond that is not present in other known SH2 domains. Disulfides 68-77 C-terminal Src kinase Homo sapiens 22-43 17137590-1 2007 The SH2 domain of the C-terminal Src kinase [Csk] contains a unique disulfide bond that is not present in other known SH2 domains. Disulfides 68-77 C-terminal Src kinase Homo sapiens 45-48 17137590-3 2007 The kinase activity of full-length Csk decreases by an order of magnitude upon formation of the disulfide bond in the distal SH2 domain. Disulfides 96-105 C-terminal Src kinase Homo sapiens 35-38 17137590-8 2007 Overall, the data indicate that reversible cross-linking of two cysteine residues in the SH2 domain greatly impacts catalytic function and interdomain communication in Csk. Cysteine 64-72 C-terminal Src kinase Homo sapiens 168-171 17149882-3 2006 Taking advantage of this high affinity, we examined hydroxamates as metal-mediated inhibitors against C-terminal Src kinase (Csk), a protein tyrosine kinase. hydroxamates 52-64 C-terminal Src kinase Homo sapiens 102-123 17149882-3 2006 Taking advantage of this high affinity, we examined hydroxamates as metal-mediated inhibitors against C-terminal Src kinase (Csk), a protein tyrosine kinase. hydroxamates 52-64 C-terminal Src kinase Homo sapiens 125-128 17149882-3 2006 Taking advantage of this high affinity, we examined hydroxamates as metal-mediated inhibitors against C-terminal Src kinase (Csk), a protein tyrosine kinase. Metals 68-73 C-terminal Src kinase Homo sapiens 102-123 17149882-3 2006 Taking advantage of this high affinity, we examined hydroxamates as metal-mediated inhibitors against C-terminal Src kinase (Csk), a protein tyrosine kinase. Metals 68-73 C-terminal Src kinase Homo sapiens 125-128 17149882-4 2006 Of a small group of amino acid hydroxamates, tyrosine and phenylalanine hydroxamates inhibited Csk activity only in the presence of Co(2+). amino acid hydroxamates 20-43 C-terminal Src kinase Homo sapiens 95-98 17149882-4 2006 Of a small group of amino acid hydroxamates, tyrosine and phenylalanine hydroxamates inhibited Csk activity only in the presence of Co(2+). Tyrosine 45-53 C-terminal Src kinase Homo sapiens 95-98 17149882-4 2006 Of a small group of amino acid hydroxamates, tyrosine and phenylalanine hydroxamates inhibited Csk activity only in the presence of Co(2+). phenylalanine hydroxamates 58-84 C-terminal Src kinase Homo sapiens 95-98 17149882-4 2006 Of a small group of amino acid hydroxamates, tyrosine and phenylalanine hydroxamates inhibited Csk activity only in the presence of Co(2+). Cobalt(2+) 132-138 C-terminal Src kinase Homo sapiens 95-98 17149882-5 2006 Four classes of phenylalanine and tyrosine hydroxamate derivatives were synthesized and evaluated as metal-mediated inhibitors of Csk, leading to improved inhibition and a better understanding of the structure-activity relationships. Phenylalanine 16-29 C-terminal Src kinase Homo sapiens 130-133 17149882-5 2006 Four classes of phenylalanine and tyrosine hydroxamate derivatives were synthesized and evaluated as metal-mediated inhibitors of Csk, leading to improved inhibition and a better understanding of the structure-activity relationships. tyrosine hydroxamate 34-54 C-terminal Src kinase Homo sapiens 130-133 17149882-5 2006 Four classes of phenylalanine and tyrosine hydroxamate derivatives were synthesized and evaluated as metal-mediated inhibitors of Csk, leading to improved inhibition and a better understanding of the structure-activity relationships. Metals 101-106 C-terminal Src kinase Homo sapiens 130-133 17172405-6 2006 A c-Src inhibitor, AZD0530, was used to analyze the biological effects of pharmacologically inhibiting c-Src kinase activity. saracatinib 19-26 C-terminal Src kinase Homo sapiens 103-115 17223712-0 2007 Rapid activation of c-Src kinase by dioxin is mediated by the Cdc37-HSP90 complex as part of Ah receptor signaling in MCF10A cells. Dioxins 36-42 C-terminal Src kinase Homo sapiens 20-32 17223712-1 2007 We investigated the mechanism by which activation of the Ah receptor by dioxin (TCDD) was accompanied by rapid activation of c-Src kinase activity. Dioxins 72-78 C-terminal Src kinase Homo sapiens 125-137 17223712-1 2007 We investigated the mechanism by which activation of the Ah receptor by dioxin (TCDD) was accompanied by rapid activation of c-Src kinase activity. Polychlorinated Dibenzodioxins 80-84 C-terminal Src kinase Homo sapiens 125-137 17018524-1 2006 Src family tyrosine kinases are down-regulated through phosphorylation of a single C-terminal tyrosine by the nonreceptor tyrosine kinase Csk. Tyrosine 11-19 C-terminal Src kinase Homo sapiens 138-141 16959780-2 2006 To prevent constitutive SFK activation, the catalytic activity of SFKs in normal mammalian cells is suppressed mainly by two inhibitors called C-terminal Src kinase (CSK) and CSK-homologous kinase (CHK), which inactivate SFKs by phosphorylating a consensus tyrosine near the C terminus of SFKs (Y(T)). Tyrosine 257-265 C-terminal Src kinase Homo sapiens 143-164 16959780-2 2006 To prevent constitutive SFK activation, the catalytic activity of SFKs in normal mammalian cells is suppressed mainly by two inhibitors called C-terminal Src kinase (CSK) and CSK-homologous kinase (CHK), which inactivate SFKs by phosphorylating a consensus tyrosine near the C terminus of SFKs (Y(T)). Tyrosine 257-265 C-terminal Src kinase Homo sapiens 166-169 16289966-5 2006 First, CD21 activation triggered Cbl tyrosine phosphorylation, which required c-Src kinase but not PI 3-kinase or Syk kinase activities. Tyrosine 37-45 C-terminal Src kinase Homo sapiens 78-90 16720365-0 2006 Negative regulation of T-cell receptor activation by the cAMP-PKA-Csk signalling pathway in T-cell lipid rafts. Cyclic AMP 57-61 C-terminal Src kinase Homo sapiens 66-69 16782058-5 2006 Staurosporine binds to the ATP-binding site of Fyn in a similar manner as in the Lck- and Csk-complexes. Staurosporine 0-13 C-terminal Src kinase Homo sapiens 90-93 16856837-1 2006 cAMP inhibits Src-family kinase signalling by PKA (protein kinase A)-mediated phosphorylation and activation of Csk (C-terminal Src kinase). Cyclic AMP 0-4 C-terminal Src kinase Homo sapiens 112-115 16856837-1 2006 cAMP inhibits Src-family kinase signalling by PKA (protein kinase A)-mediated phosphorylation and activation of Csk (C-terminal Src kinase). Cyclic AMP 0-4 C-terminal Src kinase Homo sapiens 117-138 16856837-3 2006 PKA type I is targeted to the TCR-CD3 complex during T-cell activation via an AKAP (A-kinase-anchoring protein) that serves as a scaffold for the cAMP-PKA/Csk pathway in lipid rafts of the plasma membrane during T-cell activation. Cyclic AMP 146-150 C-terminal Src kinase Homo sapiens 155-158 16539378-2 2006 Synthetic peptides containing tyrosine analogues displaying different side chain orientations were analyzed by NMR techniques and tested as potential substrates of the nonreceptor tyrosine kinases Syk, Csk, Lyn, and Fyn. Peptides 10-18 C-terminal Src kinase Homo sapiens 202-205 16814101-3 2006 This H2O2-induced kinase activation was significantly attenuated by a Src kinase inhibitor PP2, or by transient transfection of carboxyl-terminal Src kinase (CSK) that maintained Src in the dormant form. Hydrogen Peroxide 5-9 C-terminal Src kinase Homo sapiens 158-161 16765913-6 2006 Characterization of the Src mutants confirmed that inactivation of Src by Csk through tail tyrosine phosphorylation required the Src SH3 domain. Tyrosine 91-99 C-terminal Src kinase Homo sapiens 74-77 16439366-4 2006 C-terminal Src kinase (Csk) specifically phosphorylates Src family kinases on a C-terminal Tyr residue, which down-regulates their activities. Tyrosine 91-94 C-terminal Src kinase Homo sapiens 0-21 16439366-4 2006 C-terminal Src kinase (Csk) specifically phosphorylates Src family kinases on a C-terminal Tyr residue, which down-regulates their activities. Tyrosine 91-94 C-terminal Src kinase Homo sapiens 23-26