PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 9211907-0 1997 Oxidation process of bovine heart ubiquinol-cytochrome c reductase as studied by stopped-flow rapid-scan spectrophotometry and simulations based on the mechanistic Q cycle model. ubiquinol 34-43 LOC104968582 Bos taurus 44-56 9201979-3 1997 Pre-steady-state kinetics indicate that these compounds bind to the complex on the intermembrane space side, thereby blocking reduction of cytochrome b via the ubiquinol oxidation site. ubiquinol 160-169 cytochrome b Saccharomyces cerevisiae S288C 139-151 9202003-2 1997 The redox reactions of the bis-heme cytochrome b of the ubiquinol:cytochrome c oxidoreductase complex (complex III, bc1 complex) were studied in bovine heart submitochondrial particles (SMP). ubiquinol 56-65 cytochrome b Bos taurus 36-48 27396880-0 1997 Superoxide Dismutase Inhibition of Oxidation of Ubiquinol and Concomitant Formation of Hydrogen Peroxide. ubiquinol 48-57 superoxide dismutase 1 Homo sapiens 0-20 9003361-1 1996 cDNA clones encoding subunit VII of the Neurospora crassa bc1 complex (ubiquinol:cytochrome-c oxidoreductase), which is homologous with subunit VIII of the complex from yeast (encoded by QCR8), were identified on the basis of functional complementation of a yeast QCR8 deletion strain. ubiquinol 71-80 ubiquinol--cytochrome-c reductase subunit 8 Saccharomyces cerevisiae S288C 187-191 8958158-4 1997 Furthermore, the results reported herein show that, in the presence of nicotinamide adenine dinucleotide (NADH) and DT-diaphorase, ubiquinol-containing multilamellar vesicles exposed to a lipophilic azocompound did not undergo lipid peroxidation, whereas in vesicles lacking either NADH or DT-diaphorase, thiobarbituric acid reactive substances (TBARS) formation occurred. ubiquinol 131-140 NAD(P)H quinone dehydrogenase 1 Homo sapiens 116-129 8958158-4 1997 Furthermore, the results reported herein show that, in the presence of nicotinamide adenine dinucleotide (NADH) and DT-diaphorase, ubiquinol-containing multilamellar vesicles exposed to a lipophilic azocompound did not undergo lipid peroxidation, whereas in vesicles lacking either NADH or DT-diaphorase, thiobarbituric acid reactive substances (TBARS) formation occurred. ubiquinol 131-140 NAD(P)H quinone dehydrogenase 1 Homo sapiens 290-303 9266534-2 1997 Both 11778/ND4 and 3460/ND1 mutations induced rotenone resistance and 11778/ND4 showed an increased K(m) for ubiquinol-2 with respect to the control group. ubiquinol 109-118 mitochondrially encoded NADH dehydrogenase 4 Homo sapiens 76-79 9003361-1 1996 cDNA clones encoding subunit VII of the Neurospora crassa bc1 complex (ubiquinol:cytochrome-c oxidoreductase), which is homologous with subunit VIII of the complex from yeast (encoded by QCR8), were identified on the basis of functional complementation of a yeast QCR8 deletion strain. ubiquinol 71-80 ubiquinol--cytochrome-c reductase subunit 8 Saccharomyces cerevisiae S288C 264-268 8601750-7 1996 Sodium formate, which scavenges .OH to form CO2-., enhanced ubiquinol formation but partially inhibited the degradation of the ubiquinone ring. ubiquinol 60-69 complement C2 Homo sapiens 44-47 8200339-0 1994 Analysis of cytochrome-b amino acid residues forming the contact face with the iron-sulfur subunit of ubiquinol:cytochrome-c reductase in Saccharomyces cerevisiae. ubiquinol 102-111 cytochrome b Saccharomyces cerevisiae S288C 12-24 7673215-0 1995 Role of the evolutionarily conserved cytochrome b tryptophan 142 in the ubiquinol oxidation catalyzed by the bc1 complex in the yeast Saccharomyces cerevisiae. ubiquinol 72-81 cytochrome b Saccharomyces cerevisiae S288C 37-49 15299325-0 1995 A new crystal form of bovine heart ubiquinol: cytochrome c oxidoreductase: determination of space group and unit-cell parameters. ubiquinol 35-44 LOC104968582 Bos taurus 46-58 15299325-1 1995 Ubiquinol:cytochrome c oxidoreductase, the middle segment of the mitochondrial respiratory chain, is a multi-subunit transmembrane redox enzyme. ubiquinol 0-9 LOC104968582 Bos taurus 10-22 7727497-1 1995 The cytochrome-c reductase (EC 1.10.2.2) of the mitochondrial respiratory chain couples electron transport from ubiquinol to cytochrome c with proton translocation across the inner mitochondrial membrane. ubiquinol 112-121 cytochrome c Solanum tuberosum 125-137 8070276-3 1994 In all of these organisms, the cytochrome bc1 complex transfers electrons from ubiquinol to cytochrome c and links this electron transfer to translocation of protons across the membrane in which it resides, thus converting the available free energy of the oxidation-reduction reaction into an electrochemical proton gradient. ubiquinol 79-88 cytochrome c, somatic Homo sapiens 92-104 1396680-4 1992 Upon reconstitution into phospholipid membranes, the dimeric enzyme catalyzes electron transfer from a synthetic ubiquinol to equine cytochrome c with a turnover number of 50 s-1. ubiquinol 113-122 cytochrome c, somatic Equus caballus 133-145 8241712-3 1993 Therefore, we investigated the effects of ubiquinol on the formation and survival of ferryl species of myoglobin and on metmyoglobin itself. ubiquinol 42-51 myoglobin Homo sapiens 103-112 8394320-1 1993 The iron-sulfur protein of the cytochrome bc1 complex oxidizes ubiquinol at center P in the protonmotive Q cycle mechanism, transferring one electron to cytochrome c1 and generating a low-potential ubisemiquinone anion which reduces the low-potential cytochrome b-566 heme group. ubiquinol 63-72 cytochrome b Saccharomyces cerevisiae S288C 31-43 8382478-0 1993 Steady-state kinetics of ubiquinol-cytochrome c reductase in bovine heart submitochondrial particles: diffusional effects. ubiquinol 25-34 LOC104968582 Bos taurus 35-47 8382478-1 1993 In an attempt to establish the relative importance of diffusional and chemical control in the reactivity of the two of the two substrates, ubiquinol and cytochrome c, we have undertaken as extensive characterization of the steady-state kinetics of ubiquinol-cytochrome c reductase (EC 1.10.2.2) when present in open submitochondrial particles from bovine heart. ubiquinol 139-148 LOC104968582 Bos taurus 258-270 8382478-17 1993 values for both ubiquinol and cytochrome c were linear, but the activation energy was much higher for the former, particularly when calculated for ubiquinol dissolved in the lipid phase; the very low value of activation energy of the kmin. ubiquinol 147-156 LOC104968582 Bos taurus 30-42 1324169-4 1992 The purified complex is bifunctional, as it has the ability to transfer electrons from ubiquinol to cytochrome c and to cleave off the presequences of mitochondrial precursor proteins. ubiquinol 87-96 cytochrome c Solanum tuberosum 100-112 1351746-1 1992 Ubiquinol-1 in aerated aqueous solution inactivates several enzymes--alanine aminotransferase, alkaline phosphatase, Na+/K(+)-ATPase, creatine kinase and glutamine synthetase--but not isocitrate dehydrogenase and malate dehydrogenase. ubiquinol 0-11 glutamate-ammonia ligase Homo sapiens 154-174 1351746-1 1992 Ubiquinol-1 in aerated aqueous solution inactivates several enzymes--alanine aminotransferase, alkaline phosphatase, Na+/K(+)-ATPase, creatine kinase and glutamine synthetase--but not isocitrate dehydrogenase and malate dehydrogenase. ubiquinol 0-11 malic enzyme 1 Homo sapiens 213-233 1932040-3 1991 The inhibitory action of DDT on phosphorylation efficiency may result from: (1) a direct effect on the ubiquinol-cytochrome c segment of the redox chain; (2) direct action on the ATP-synthetase complex; (3) partial inhibition of the phosphate transporter. ubiquinol 103-112 cytochrome c, somatic Homo sapiens 113-125 1657909-0 1991 Significance of the "Rieske" iron-sulfur protein for formation and function of the ubiquinol-oxidation pocket of mitochondrial cytochrome c reductase (bc1 complex). ubiquinol 83-92 cytochrome c, somatic Homo sapiens 127-139 1657909-1 1991 The binding of specific inhibitors to the ubiquinol oxidation pocket ("QP center") of cytochrome c reductase was analyzed before and after removal of bound phospholipid and the "Rieske" iron-sulfur protein using optical spectroscopy and fluorescence quench binding assays. ubiquinol 42-51 cytochrome c, somatic Homo sapiens 86-98 1656052-4 1991 The crystalline protein showed enzymic activity catalyzing electron transfer from ubiquinol-2 to cytochrome c. ubiquinol 82-91 LOC104968582 Bos taurus 97-109 1654853-0 1991 The kinetic mechanism of ubiquinol: cytochrome c reductase at steady state. ubiquinol 25-34 cytochrome c, somatic Homo sapiens 36-48 1654853-1 1991 The steady-state kinetics of ubiquinol: cytochrome c reductase (cytochrome bc1 complex) is analyzed in this work. ubiquinol 29-38 cytochrome c, somatic Homo sapiens 40-52 1654853-5 1991 This has been substantiated by presteady-state measurements of the reduction and oxidation of cytochrome b by a short-chain homolog of ubiquinol. ubiquinol 135-144 mitochondrially encoded cytochrome b Homo sapiens 94-106 1651245-6 1991 This study provides biochemical and biophysical information for identifying a region in mitochondrial cytochrome b that may fulfill a crucial role in the binding of ubiquinol to the bc1 complex. ubiquinol 165-174 cytochrome b Saccharomyces cerevisiae S288C 102-114 2177322-3 1990 This enables the monitoring of the oxidation of ubiquinols by the Rieske protein through the steady-state electron transfer to cytochrome c in solution. ubiquinol 48-58 cytochrome c, somatic Homo sapiens 127-139 1851164-9 1991 Nonetheless it catalyzes electron transfer from a short chain ubiquinol analog to equine cytochrome c with a turnover number of 50-170 mol of cytochrome c reduced per mol of cytochrome c1 per s, as compared with approximately 220 in whole mitochondria. ubiquinol 62-71 cytochrome c, somatic Equus caballus 89-101 1851164-9 1991 Nonetheless it catalyzes electron transfer from a short chain ubiquinol analog to equine cytochrome c with a turnover number of 50-170 mol of cytochrome c reduced per mol of cytochrome c1 per s, as compared with approximately 220 in whole mitochondria. ubiquinol 62-71 cytochrome c, somatic Equus caballus 142-154 1851164-9 1991 Nonetheless it catalyzes electron transfer from a short chain ubiquinol analog to equine cytochrome c with a turnover number of 50-170 mol of cytochrome c reduced per mol of cytochrome c1 per s, as compared with approximately 220 in whole mitochondria. ubiquinol 62-71 cytochrome c1-1, heme protein, mitochondrial Solanum tuberosum 174-187 2177322-5 1990 The second electron from ubiquinol is diverted to oxygen by the isolated Rieske protein, and forms oxygen radicals that contribute to the steady-state reduction of cytochrome c. ubiquinol 25-34 cytochrome c, somatic Homo sapiens 164-176 2177322-6 1990 Under anaerobic conditions, however, the reduction of cytochrome c catalyzed by the protein becomes mechanicistically identical to the chemical reduction by ubiquinols. ubiquinol 157-167 cytochrome c, somatic Homo sapiens 54-66 2078867-4 1990 Their ubiquinol (QH2)-cytochrome c reductase/mole cytochrome b activity decreased by about 50%. ubiquinol 6-15 cytochrome b Saccharomyces cerevisiae S288C 50-62 2078867-4 1990 Their ubiquinol (QH2)-cytochrome c reductase/mole cytochrome b activity decreased by about 50%. ubiquinol 17-20 cytochrome b Saccharomyces cerevisiae S288C 50-62 2168725-0 1990 Electron microscopic characterization of helical filaments formed by subunits I and II (core proteins) of ubiquinol: cytochrome c reductase from Neurospora mitochondria. ubiquinol 106-115 cytochrome c, somatic Homo sapiens 117-129 1849003-10 1991 At all stages during the reaction, cytochrome b-562 is in equilibrium with the redox potential of the ubiquinone-2/ubiquinol-2 couple but not with that of the duroquinone/duroquinol couple. ubiquinol 115-124 cytochrome b Bos taurus 35-47 2154475-7 1990 We report here nine novel cytochrome b structures conferring a variety of respiratory sufficient phenotypes, obtained from five respiratory deficient mutations affecting a short region of the protein (positions 131-138 of the polypeptide chain), presumably belonging to the ubiquinol oxidizing center of the bc1 complex. ubiquinol 274-283 cytochrome b Saccharomyces cerevisiae S288C 26-38 34113829-2 2021 Interestingly, DHODH is located in the inner mitochondrial membrane and contributes to provide ubiquinol to the respiratory chain. ubiquinol 95-104 dihydroorotate dehydrogenase Mus musculus 15-20 32797125-8 2020 After ubiquinol supplementation, PTH, OC, OPG, alkaline phosphatase, leptin, insulin, noradrenaline and PGC-1alpha levels increased in the supplemented group compared to the control group after the exercise protocol. ubiquinol 6-15 parathyroid hormone Homo sapiens 33-36 34844107-10 2022 Regarding the metabolic profile of gut microbiota, predicted metabolic pathways related to propionate degradation and ubiquinol biosynthesis predominated in the MET group. ubiquinol 118-127 SAFB like transcription modulator Homo sapiens 161-164 34741366-1 2022 The importance of the alternative donation of electrons to the ubiquinol pool via the electron-transfer flavoprotein/electron-transfer flavoprotein:ubiquinone oxidoreductase (ETF/ETFQO) complex has been demonstrated. ubiquinol 63-72 electron-transfer flavoprotein:ubiquinone oxidoreductase Arabidopsis thaliana 179-184 2354808-8 1990 The results of a broad investigation on ubiquinol cytochrome c reductase in bovine heart submitochondrial particles indicated that the enzymic rate is not diffusion-controlled by ubiquinol, whereas the interaction of cytochrome c with the enzyme is clearly diffusion-limited. ubiquinol 40-49 LOC104968582 Bos taurus 50-62 2354808-8 1990 The results of a broad investigation on ubiquinol cytochrome c reductase in bovine heart submitochondrial particles indicated that the enzymic rate is not diffusion-controlled by ubiquinol, whereas the interaction of cytochrome c with the enzyme is clearly diffusion-limited. ubiquinol 40-49 LOC104968582 Bos taurus 217-229 34490974-4 2022 Fenpicoxamid inhibits complex III of the respiratory chain at the ubiquinone reduction site (Qi site) of the mitochondrially encoded cytochrome b, a different site than the widely-used strobilurins which inhibit the same complex at the ubiquinol oxidation site (Qo site). ubiquinol 236-245 cytb Zymoseptoria tritici 133-145 34252606-2 2021 The assembly of 10 subunits encoded by nuclear DNA and one by mitochondrial DNA result in the functional CIII which transfers electrons from ubiquinol to cytochrome c. ubiquinol 141-150 cytochrome c, somatic Homo sapiens 154-166 34289436-3 2021 SDHB couples the oxidation of succinate to fumarate with the reduction of ubiquinone (coenzyme Q) to ubiquinol. ubiquinol 101-110 succinate dehydrogenase complex iron sulfur subunit B Homo sapiens 0-4 3015618-1 1986 Dimeric ubiquinol:cytochrome c reductase of Neurospora mitochondria was isolated as a protein-Triton complex and free of ubiquinol (Q). ubiquinol 8-17 cytochrome c, somatic Homo sapiens 18-30 2543573-1 1989 The molecular determinants of the dichroic properties of the b cytochromes in various ubiquinol:cytochrome c reductases. ubiquinol 86-95 cytochrome c Gossypium hirsutum 96-108 2543567-1 1989 Inactivation of the gene encoding the 11-kDa subunit VIII of yeast ubiquinol:cytochrome c oxidoreductase leads to an inactive complex, which lacks detectable cytochrome b [Maarse, A. C., De Haan, M., Schoppink, P. J., Berden, J. ubiquinol 67-76 cytochrome b Saccharomyces cerevisiae S288C 158-170 24424680-0 1989 How rapid are the internal reactions of the ubiquinol:cytochrome c 2 oxidoreductase? ubiquinol 44-53 complement C2 Homo sapiens 65-68 2829962-2 1988 The method has been applied to mitochondrial ubiquinol cytochrome c reductase, using short-chain ubiquinols as reductants at saturating cytochrome c. ubiquinol 97-107 cytochrome c, somatic Homo sapiens 55-67 2829962-2 1988 The method has been applied to mitochondrial ubiquinol cytochrome c reductase, using short-chain ubiquinols as reductants at saturating cytochrome c. ubiquinol 97-107 cytochrome c, somatic Homo sapiens 136-148 3015618-0 1986 Dimeric ubiquinol:cytochrome c reductase of Neurospora mitochondria contains one cooperative ubiquinone-reduction centre. ubiquinol 8-17 cytochrome c, somatic Homo sapiens 18-30 2845965-1 1988 The steady-state kinetics of ubiquinol cytochrome c reductase was investigated in submitochondrial particles using ubiquinol-1 as electron donor in media of increasing viscosities obtained by water-polyethylene glycol mixtures. ubiquinol 29-38 LOC104968582 Bos taurus 39-51 2845965-1 1988 The steady-state kinetics of ubiquinol cytochrome c reductase was investigated in submitochondrial particles using ubiquinol-1 as electron donor in media of increasing viscosities obtained by water-polyethylene glycol mixtures. ubiquinol 115-126 LOC104968582 Bos taurus 39-51 3023079-2 1986 We have investigated the oxidation of the reduced ubiquinol:cytochrome c reductase (bc1 complex) isolated from beef heart mitochondria. ubiquinol 50-59 cytochrome c, somatic Homo sapiens 60-72 3015618-1 1986 Dimeric ubiquinol:cytochrome c reductase of Neurospora mitochondria was isolated as a protein-Triton complex and free of ubiquinol (Q). ubiquinol 121-130 cytochrome c, somatic Homo sapiens 18-30 3024904-4 1986 The steady-state ubiquinol-cytochrome c reductase analysis of the active enzymes indicates that all the bc1 complexes follow essentially a ping-pong mechanism, with the cytochrome c substrate displaying a partial competitive inhibition vs the ubiquinol substrate. ubiquinol 17-26 cytochrome c, somatic Gallus gallus 27-39 3009448-11 1986 One pathway allows the initial phase of cytochrome b reduction by a myxothiazol-sensitive reaction in which reduction of b by ubisemiquinone is linked to reduction of iron-sulfur protein and cytochrome c1 by ubiquinol. ubiquinol 208-217 mitochondrially encoded cytochrome b Homo sapiens 40-52 2999105-8 1985 The isolated iron-sulfur protein catalyzes reduction of cytochrome c by ubiquinol, which is insensitive to antimycin, at a rate of 0.03 mumol of cytochrome c reduced/min/nmol of protein, while the purified cytochrome c1 has no such catalytic activity. ubiquinol 72-81 cytochrome c, somatic Homo sapiens 56-68 2999105-8 1985 The isolated iron-sulfur protein catalyzes reduction of cytochrome c by ubiquinol, which is insensitive to antimycin, at a rate of 0.03 mumol of cytochrome c reduced/min/nmol of protein, while the purified cytochrome c1 has no such catalytic activity. ubiquinol 72-81 cytochrome c, somatic Homo sapiens 145-157 6320810-3 1984 The steady-state level of reduction of cytochrome c by ubiquinol-2 varies with the molar ratios of the complexes and with the presence of antimycin in a way that can be quantitatively accounted for by a model in which cytochrome c acts as a freely diffusible pool on the membrane. ubiquinol 55-64 cytochrome c, somatic Homo sapiens 39-51 6321316-7 1983 The molar catalytic activity of ubiquinol-9-cytochrome c reductase at 25 degrees C amounts to 50s-1 for the N. crassa complex III and 70-100s-1 for the bovine complexes. ubiquinol 32-41 LOC104968582 Bos taurus 44-56 6321316-8 1983 After reincorporation into phospholipid vesicles, all preparations how tight coupling between electron transfer from ubiquinol to cytochrome c and proton translocation across the phospholipid bilayer. ubiquinol 117-126 LOC104968582 Bos taurus 130-142 6315061-2 1983 At concentrations below 1000 mol per mol of cytochrome c1, DCCD is able to block the proton-translocating activity associated to succinate or ubiquinol oxidation without inhibiting the steady-state redox activity of the b-c1 complex either in intact mitochondrial particles or in the isolated ubiquinol-cytochrome c reductase reconstituted in phospholipid vesicles. ubiquinol 142-151 cytochrome c1 Homo sapiens 44-57 6313049-6 1983 The cytochrome b of the ubiquinol:cytochrome c oxidoreductase can be reduced by electrons from the reaction centres through two pathways: one is sensitive to antimycin and the other to myxothiazol. ubiquinol 24-33 cytochrome b Equus caballus 4-16 6313049-6 1983 The cytochrome b of the ubiquinol:cytochrome c oxidoreductase can be reduced by electrons from the reaction centres through two pathways: one is sensitive to antimycin and the other to myxothiazol. ubiquinol 24-33 cytochrome c, somatic Equus caballus 34-46 21494412-2 1983 (2) In the presence of antimycin, flash-induced reduction of cytochrome b-561 is dependent on a coupled oxidation of ubiquinol. ubiquinol 117-126 cytochrome b561 Homo sapiens 61-77 21494412-6 1983 Over a limited range of concentration (0-3 mol ubiquinol/mol cytochrome b-561), the kinetics showed a second-order process, first order with respect to ubiquinol from the pool. ubiquinol 47-56 cytochrome b561 Homo sapiens 61-77 21494412-6 1983 Over a limited range of concentration (0-3 mol ubiquinol/mol cytochrome b-561), the kinetics showed a second-order process, first order with respect to ubiquinol from the pool. ubiquinol 152-161 cytochrome b561 Homo sapiens 61-77 21494412-20 1983 The results are interpreted as showing that at potentials higher than 180 mV, ubiquinol stoichiometric with cytochrome b-561 reaches the complex from the reaction center. ubiquinol 78-87 cytochrome b561 Homo sapiens 108-124 6320810-3 1984 The steady-state level of reduction of cytochrome c by ubiquinol-2 varies with the molar ratios of the complexes and with the presence of antimycin in a way that can be quantitatively accounted for by a model in which cytochrome c acts as a freely diffusible pool on the membrane. ubiquinol 55-64 cytochrome c, somatic Homo sapiens 218-230 6293557-1 1982 A kinetic study on ubiquinol-cytochrome c reductase (EC 1.10.2.2) has been undertaken either in situ in KCN-inhibited mitochondria and submitochondrial particles, or in the isolated cytochrome b-c1 complex using ubiquinol-1 and exogenous cytochrome c as substrates. ubiquinol 19-28 LOC104968582 Bos taurus 29-41 6293557-1 1982 A kinetic study on ubiquinol-cytochrome c reductase (EC 1.10.2.2) has been undertaken either in situ in KCN-inhibited mitochondria and submitochondrial particles, or in the isolated cytochrome b-c1 complex using ubiquinol-1 and exogenous cytochrome c as substrates. ubiquinol 19-28 LOC104968582 Bos taurus 238-250 6288087-0 1982 The site of inhibition by 5,5"-dithiobis(2-nitrobenzoate) in ubiquinol: cytochrome c oxidoreductase. ubiquinol 61-70 cytochrome c, somatic Homo sapiens 72-84 33981038-6 2021 Mechanistically, DHODH operates in parallel to mitochondrial GPX4 (but independently of cytosolic GPX4 or FSP1) to inhibit ferroptosis in the mitochondrial inner membrane by reducing ubiquinone to ubiquinol (a radical-trapping antioxidant with anti-ferroptosis activity). ubiquinol 197-206 dihydroorotate dehydrogenase (quinone) Homo sapiens 17-22 7319059-0 1981 Complete inhibition of electron transfer from ubiquinol to cytochrome b by the combined action of antimycin and myxothiazol. ubiquinol 46-55 mitochondrially encoded cytochrome b Homo sapiens 59-71 6277826-5 1981 The apparent Km for ubiquinol-1 is increased and the maximal velocity of ubiquinol-cytochrome c reductase is decreased by DCCD. ubiquinol 20-29 cytochrome c, somatic Homo sapiens 83-95 6277826-7 1981 The results therefore suggest the presence of a DCCD-sensitive electron transfer step in the redox pathways from ubiquinol to cytochrome c. ubiquinol 113-122 cytochrome c, somatic Homo sapiens 126-138 224062-24 1979 15, 338-344) and thus demonstrate that this iron-sulfur protein is required for electron transfer from ubiquinol to cytochrome c in the mitochondrial respiratory chain. ubiquinol 103-112 LOC104968582 Bos taurus 116-128 237540-14 1975 It is concluded that electron flow along complex III, from ubiquinol to cytochrome c, is directly coupled to vectorial proton translocation. ubiquinol 59-68 cytochrome c, somatic Homo sapiens 72-84 237540-15 1975 The present data suggest that there exist(s) between ubiquinol and cytochrome c one (or two) respiratory carrier(s), whose oxido-reduction is directly linked to effective transmembrane proton translocation. ubiquinol 53-62 cytochrome c, somatic Homo sapiens 67-79 6293557-3 1982 At low concentrations of cytochrome c, however, the titrations as a function of quinol concentration appear biphasic both in mitochondria and in submitochondrial particles containing trapped cytochrome c inside the vesicle space, fitting two apparent Km values for ubiquinol-1. ubiquinol 265-274 LOC104968582 Bos taurus 25-37 6293557-4 1982 Relatively high antimycin-sensitive rates of ubiquinol-1-cytochrome c reductase have been found in submitochondrial particles: both the Vmax and the Km for ubiquinol-1 are, however, affected by the overall orientation of the particle preparation, i.e., by the reactivity of cytochrome c with its proper site. ubiquinol 45-54 LOC104968582 Bos taurus 57-69 6293557-4 1982 Relatively high antimycin-sensitive rates of ubiquinol-1-cytochrome c reductase have been found in submitochondrial particles: both the Vmax and the Km for ubiquinol-1 are, however, affected by the overall orientation of the particle preparation, i.e., by the reactivity of cytochrome c with its proper site. ubiquinol 45-54 LOC104968582 Bos taurus 274-286 7430148-8 1980 To accommodate the available evidence on Site 2 substrates, it is concluded that the substrate hydrogens are first transferred to ubiquinone, 2 H+ per 2e then appear in the medium by protolytic dehydrogenation of a species of ubiquinol or ubiquinol-protein having the appropriate sidedness (designated Site 2A), and the other 2 H+ are translocated from the matrix to the medium on passage of 2e- through the cytochrome b x c1 complex (designated Site 2B). ubiquinol 226-235 cytochrome b, mitochondrial Rattus norvegicus 408-420 7430148-8 1980 To accommodate the available evidence on Site 2 substrates, it is concluded that the substrate hydrogens are first transferred to ubiquinone, 2 H+ per 2e then appear in the medium by protolytic dehydrogenation of a species of ubiquinol or ubiquinol-protein having the appropriate sidedness (designated Site 2A), and the other 2 H+ are translocated from the matrix to the medium on passage of 2e- through the cytochrome b x c1 complex (designated Site 2B). ubiquinol 239-248 cytochrome b, mitochondrial Rattus norvegicus 408-420 6244177-0 1980 A model for the cytochrome b dimer of the ubiquinol: cytochrome c oxidoreductase as a proton translocator. ubiquinol 42-51 mitochondrially encoded cytochrome b Homo sapiens 16-28 6244177-0 1980 A model for the cytochrome b dimer of the ubiquinol: cytochrome c oxidoreductase as a proton translocator. ubiquinol 42-51 cytochrome c, somatic Homo sapiens 53-65 6244177-0 1980 A model for the cytochrome b dimer of the ubiquinol: cytochrome c oxidoreductase as a proton translocator. ubiquinol 42-51 hydroxysteroid 17-beta dehydrogenase 6 Homo sapiens 66-80 170082-24 1975 The second form of cytochrome b is characterized by its sluggish reduction by QH2 or durohydroquinone. ubiquinol 78-81 cytochrome b, mitochondrial Rattus norvegicus 19-31 32003645-6 2021 Results: Ubiquinol-10 elevated plasma CoQ10 concentration to 5.62 mug/mL and significantly decreased activities of the serum extravasate enzymes, CK, ALT, LDH (P < 0.01), and AST (P < 0.05) on day 6. ubiquinol 9-18 solute carrier family 17 member 5 Homo sapiens 178-181 32686200-3 2020 The succinate dehydrogenase enzyme complex (SDH) couples the oxidation of succinate to fumarate in the citric acid cycle and the reduction of ubiquinone to ubiquinol in the electron transport chain. ubiquinol 156-165 succinate dehydrogenase complex iron sulfur subunit B Homo sapiens 4-27 33482334-9 2021 Ubiquinol was also more efficient compared to ubiquinone in reverting the expression of the senescent phenotype, quantified in terms of beta-galactosidase positivity, p21, collagen type 1, and elastin at the gene and protein expression levels. ubiquinol 0-9 H3 histone pseudogene 16 Homo sapiens 167-170 33482334-9 2021 Ubiquinol was also more efficient compared to ubiquinone in reverting the expression of the senescent phenotype, quantified in terms of beta-galactosidase positivity, p21, collagen type 1, and elastin at the gene and protein expression levels. ubiquinol 0-9 elastin Homo sapiens 193-200 33289903-1 2021 The alternative oxidase (AOX) is a monotopic diiron carboxylate protein that catalyses the oxidation of ubiquinol and the reduction of oxygen to water. ubiquinol 104-113 acyl-CoA oxidase 1 Homo sapiens 4-23 33289903-1 2021 The alternative oxidase (AOX) is a monotopic diiron carboxylate protein that catalyses the oxidation of ubiquinol and the reduction of oxygen to water. ubiquinol 104-113 acyl-CoA oxidase 1 Homo sapiens 25-28 33338489-1 2021 The bc1 complex is a proton pump of the mitochondrial electron transport chain which transfers electrons from ubiquinol to cytochrome c. ubiquinol 110-119 cytochrome c, somatic Homo sapiens 123-135 32686200-3 2020 The succinate dehydrogenase enzyme complex (SDH) couples the oxidation of succinate to fumarate in the citric acid cycle and the reduction of ubiquinone to ubiquinol in the electron transport chain. ubiquinol 156-165 succinate dehydrogenase complex iron sulfur subunit B Homo sapiens 44-47 32565080-0 2020 Kinetic and structural characterisation of the ubiquinol-binding site and oxygen reduction by the trypanosomal alternative oxidase. ubiquinol 47-56 acyl-CoA oxidase 1 Homo sapiens 111-130 33023026-7 2020 In glaucomatous retina, ubiquinol supplementation significantly promoted RGC survival, blocked BAX activation and increased TFAM and OXPHOS complex II protein expression. ubiquinol 24-33 BCL2-associated X protein Mus musculus 95-98 33023026-7 2020 In glaucomatous retina, ubiquinol supplementation significantly promoted RGC survival, blocked BAX activation and increased TFAM and OXPHOS complex II protein expression. ubiquinol 24-33 transcription factor A, mitochondrial Mus musculus 124-128 33023026-9 2020 These findings indicate that ubiquinol promotes RGC survival by increasing TFAM expression and OXPHOS complex II activity in glaucomatous neurodegeneration, and that ubiquinol enhances RGC survival and preserves visual function against oxidative stress. ubiquinol 29-38 transcription factor A, mitochondrial Mus musculus 75-79 32565080-10 2020 SIGNIFICANCE: The alternative oxidase is a ubiquinol oxidoreductase enzyme that catalyses the oxidation of ubiquinol and the reduction of oxygen to water. ubiquinol 43-52 acyl-CoA oxidase 1 Homo sapiens 18-37 32041223-6 2020 Red blood cells (RBC), hematocrit, hemoglobin, VEGF, NO, EGF, IL-1ra, and IL-10 increased in the ubiquinol group while IL-1, IL-8, and MCP-1 decreased. ubiquinol 97-106 interleukin 1 receptor antagonist Homo sapiens 62-68 31944172-11 2020 This study shows that sustained high autophagic flux by RUBCN deficiency in PTECs leads to metabolic syndrome concomitantly with an accelerated mobilization of phospholipids from cellular membranes to lysosomes.Abbreviations: ABC: ATP binding cassette; ACADM: acyl-CoA dehydrogenase medium chain; ACTB: actin, beta; ATG: autophagy related; AUC: area under the curve; Baf: bafilomycin A1; BAT: brown adipose tissue; BODIPY: boron-dipyrromethene; BSA: bovine serum albumin; BW: body weight; CAT: chloramphenicol acetyltransferase; CM: complete medium; CPT1A: carnitine palmitoyltransferase 1a, liver; CQ: chloroquine; CTRL: control; EGFP: enhanced green fluorescent protein; CTSD: cathepsin D; EAT: epididymal adipose tissue; EGFR: epidermal growth factor receptor; EIF4EBP1: eukaryotic translation initiation factor 4E binding protein 1; FA: fatty acid; FBS: fetal bovine serum; GTT: glucose tolerance test; HE: hematoxylin and eosin; HFD: high-fat diet; I/R: ischemia-reperfusion; ITT: insulin tolerance test; KAP: kidney androgen regulated protein; KO: knockout; LAMP1: lysosomal associated membrane protein 1; LD: lipid droplet; LRP2: low density lipoprotein receptor related protein 2; MAP1LC3B: microtubule associated protein 1 light chain 3 beta; MAT: mesenteric adipose tissue; MS: mass spectrometry; MTOR: mechanistic target of rapamycin kinase; MTORC1: MTOR complex 1; NDRG1: N-myc downstream regulated 1; NDUFB5: NADH:ubiquinone oxidoreductase subunit B5; NEFA: non-esterified fatty acid; OA: oleic acid; OCT: optimal cutting temperature; ORO: Oil Red O; PAS: Periodic-acid Schiff; PFA: paraformaldehyde; PIK3C3: phosphatidylinositol 3-kinase catalytic subunit type 3; PPARA: peroxisome proliferator activated receptor alpha; PPARGC1A: PPARG coactivator 1 alpha; PTEC: proximal tubular epithelial cell; RAB7A: RAB7A, member RAS oncogene family; RPS6: ribosomal protein S6; RPS6KB1: ribosomal protein S6 kinase B1; RT: reverse transcription; RUBCN: rubicon autophagy regulator; SAT: subcutaneous adipose tissue; SFC: supercritical fluid chromatography; SQSTM1: sequestosome 1; SREBF1: sterol regulatory element binding transcription factor 1; SV-40: simian virus-40; TFEB: transcription factor EB; TG: triglyceride; TS: tissue specific; TUNEL: terminal deoxynucleotidyl transferase-mediated dUTP nick-end labeling; UN: urea nitrogen; UQCRB: ubiquinol-cytochrome c reductase binding protein; UVRAG: UV radiation resistance associated; VPS: vacuolar protein sorting; WAT: white adipose tissue. ubiquinol 2349-2358 RUN domain and cysteine-rich domain containing, Beclin 1-interacting protein Mus musculus 56-61 32641834-11 2020 Collectively, our findings indicate that tumour growth requires the ETC to oxidize ubiquinol, which is essential to drive the oxidative TCA cycle and DHODH activity. ubiquinol 83-92 dihydroorotate dehydrogenase (quinone) Homo sapiens 150-155 31923624-0 2020 The activity of the DNA repair enzyme hOGG1 can be directly modulated by ubiquinol. ubiquinol 73-82 8-oxoguanine DNA glycosylase Homo sapiens 38-43 31923624-7 2020 However, it is suspected that the amount of the 8-oxoguanine DNA glycosylase can be actively regulated on the level of gene expression by the redox-active properties of ubiquinol and thus its protein expression can be controlled. ubiquinol 169-178 8-oxoguanine DNA glycosylase Homo sapiens 48-76 31923624-8 2020 Using an real-time base excision repair assay including a melting curve analysis, the activity of the human 8-oxoguanine DNA glycosylase 1 was measured under the influence of ubiquinol. ubiquinol 175-184 8-oxoguanine DNA glycosylase Homo sapiens 108-136 31923624-9 2020 It was possible to observe a concentration-dependent increase in the activity of the 8-oxoguanine DNA glycosylase 1 under the influence of ubiquinol for the first time, both on purified and commercially acquired enzyme as well as on enzyme isolated from mitochondria of human fibroblasts. ubiquinol 139-148 8-oxoguanine DNA glycosylase Homo sapiens 85-113 31923624-12 2020 However, there was a change in bifunctionality in favor of an increased N-glycosylase activity and a direct interaction between ubiquinol and 8-oxoguanine DNA glycosylase 1. ubiquinol 128-137 8-oxoguanine DNA glycosylase Homo sapiens 142-170 31923624-13 2020 We suggest that ubiquinol contributes to the dissolution of a human 8-oxoguanine DNA glycosylase 1 end-product complex that forms after cutting into the sugar-phosphate backbone of the DNA with the resulting unsaturated 3"-phospho-alpha, beta-aldehyde end and thereby inhibits further enzymatic steps. ubiquinol 16-25 8-oxoguanine DNA glycosylase Homo sapiens 68-96 32041223-6 2020 Red blood cells (RBC), hematocrit, hemoglobin, VEGF, NO, EGF, IL-1ra, and IL-10 increased in the ubiquinol group while IL-1, IL-8, and MCP-1 decreased. ubiquinol 97-106 vascular endothelial growth factor A Homo sapiens 47-51 32041223-6 2020 Red blood cells (RBC), hematocrit, hemoglobin, VEGF, NO, EGF, IL-1ra, and IL-10 increased in the ubiquinol group while IL-1, IL-8, and MCP-1 decreased. ubiquinol 97-106 epidermal growth factor Homo sapiens 48-51 32641834-5 2020 Mitochondrial complexes I and II donate electrons to ubiquinone, resulting in the generation of ubiquinol and the regeneration of the NAD+ and FAD cofactors, and complex III oxidizes ubiquinol back to ubiquinone, which also serves as an electron acceptor for dihydroorotate dehydrogenase (DHODH)-an enzyme necessary for de novo pyrimidine synthesis. ubiquinol 183-192 dihydroorotate dehydrogenase (quinone) Homo sapiens 259-287 32641834-5 2020 Mitochondrial complexes I and II donate electrons to ubiquinone, resulting in the generation of ubiquinol and the regeneration of the NAD+ and FAD cofactors, and complex III oxidizes ubiquinol back to ubiquinone, which also serves as an electron acceptor for dihydroorotate dehydrogenase (DHODH)-an enzyme necessary for de novo pyrimidine synthesis. ubiquinol 183-192 dihydroorotate dehydrogenase (quinone) Homo sapiens 289-294 31974161-6 2020 Immunoprecipitation with an antibody that recognizes the ND1 subunit of RCI co-precipitated a number of proteins implicated in FeS cluster assembly and newly synthesized ubiquinol-cytochrome C reductase Rieske iron-sulfur polypeptide 1 (UQCRFS1), the Rieske FeS protein in RCIII, reflecting some coordination between RCI and RCIII assemblies. ubiquinol 170-179 mitochondrially encoded NADH dehydrogenase 1 Homo sapiens 57-60 32041223-6 2020 Red blood cells (RBC), hematocrit, hemoglobin, VEGF, NO, EGF, IL-1ra, and IL-10 increased in the ubiquinol group while IL-1, IL-8, and MCP-1 decreased. ubiquinol 97-106 interleukin 10 Homo sapiens 74-79 32041223-6 2020 Red blood cells (RBC), hematocrit, hemoglobin, VEGF, NO, EGF, IL-1ra, and IL-10 increased in the ubiquinol group while IL-1, IL-8, and MCP-1 decreased. ubiquinol 97-106 interleukin 1 alpha Homo sapiens 62-66 32041223-8 2020 During exercise, RBC, hemoglobin, hematocrit, VEGF, and EGF increased in ubiquinol group, revealing a possible pro-angiogenic effect, improving oxygen supply and exerting a possible protective effect on other physiological alterations. ubiquinol 73-82 vascular endothelial growth factor A Homo sapiens 46-50 32041223-8 2020 During exercise, RBC, hemoglobin, hematocrit, VEGF, and EGF increased in ubiquinol group, revealing a possible pro-angiogenic effect, improving oxygen supply and exerting a possible protective effect on other physiological alterations. ubiquinol 73-82 epidermal growth factor Homo sapiens 47-50 29380912-8 2018 We found when ubiquinol was administered before or after TBI, rats had an acute reduction in brain mitochondrial damage, apoptosis, and two serum biomarkers of TBI severity, glial fibrillary acidic protein (GFAP) and ubiquitin C-terminal hydrolase-L1 (UCH-L1). ubiquinol 14-23 glial fibrillary acidic protein Rattus norvegicus 174-205 31537648-4 2019 Cbp3 consists of two distinct domains, an N-terminal domain present in mitochondrial Cbp3 homologs, and a highly conserved C-terminal domain comprising a ubiquinol-cytochrome c chaperone region. ubiquinol 154-163 Cbp3p Saccharomyces cerevisiae S288C 0-4 30968134-1 2019 Plant mitochondria possess two different pathways for electron transport from ubiquinol: the cytochrome pathway and the alternative oxidase (AOX) pathway. ubiquinol 78-87 acyl-CoA oxidase 1 Homo sapiens 120-139 30968134-1 2019 Plant mitochondria possess two different pathways for electron transport from ubiquinol: the cytochrome pathway and the alternative oxidase (AOX) pathway. ubiquinol 78-87 acyl-CoA oxidase 1 Homo sapiens 141-144 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 10-19 BCL2-associated X protein Mus musculus 61-64 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 197-206 BCL2-associated X protein Mus musculus 61-64 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 197-206 BCL2-like 1 Mus musculus 149-155 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 197-206 caspase 3 Mus musculus 321-330 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 197-206 BCL2-associated X protein Mus musculus 61-64 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 197-206 BCL2-like 1 Mus musculus 149-155 30107910-5 2018 While the ubiquinol treatment significantly decreased active Bax protein expression in the ischemic retina, phosphorylation of Bad at serine 112 and Bcl-xL protein expression were preserved in the ubiquinol-treated ischemic retina at 12 h. Consistently, the ubiquinol treatment prevented apoptotic cell death by blocking caspase-3 cleavage. ubiquinol 197-206 caspase 3 Mus musculus 321-330 30107910-6 2018 These results suggest that the ubiquinol enhances RGC survival by modulating the Bax/Bad/Bcl-xL-mediated apoptotic pathway in the ischemic retina. ubiquinol 31-40 BCL2-associated X protein Mus musculus 81-84 30107910-6 2018 These results suggest that the ubiquinol enhances RGC survival by modulating the Bax/Bad/Bcl-xL-mediated apoptotic pathway in the ischemic retina. ubiquinol 31-40 BCL2-like 1 Mus musculus 89-95 31545417-1 2019 Previously, a ubiquinol-cytochrome c reductase binding protein (UQCRB) homolog was identified in the house dust mite (HDM) species Dermatophagoides farinae (Der f) as a major allergen. ubiquinol 14-23 ubiquinol-cytochrome c reductase binding protein Homo sapiens 64-69 31634899-8 2019 We further demonstrate that ferroptosis suppression by FSP1 is mediated via ubiquinone (CoQ10): its reduced form ubiquinol traps lipid peroxyl radicals that mediate lipid peroxidation, while FSP1 catalyses its regeneration by using NAD(P)H. ubiquinol 113-122 S100 calcium binding protein A4 Homo sapiens 55-59 31622418-14 2019 The FBA simulations were able to reproduce the deleterious effect of MCHM on cellular growth and suggest that the effect of MCHM on ubiquinol:ferricytochrome c reductase reaction, caused by the under-expression of CYT1 gene, could be the driven force behind the observed effect on yeast metabolism and growth. ubiquinol 132-141 ubiquinol--cytochrome-c reductase catalytic subunit CYT1 Saccharomyces cerevisiae S288C 214-218 31218852-1 2019 The mitochondrial alternative oxidase, AOX, present in most eukaryotes apart from vertebrates and insects, catalyzes the direct oxidation of ubiquinol by oxygen, by-passing the terminal proton-motive steps of the respiratory chain. ubiquinol 141-150 Aldox89A Drosophila melanogaster 39-42 29851085-1 2018 A simple assay procedure for measuring ATP-dependent reverse electron transfer from ubiquinol to hexaammineruthenium (III) (HAR) catalyzed by mitochondrial respiratory complex I is introduced. ubiquinol 84-93 lymphatic vessel endothelial hyaluronan receptor 1 Homo sapiens 124-127 29380912-8 2018 We found when ubiquinol was administered before or after TBI, rats had an acute reduction in brain mitochondrial damage, apoptosis, and two serum biomarkers of TBI severity, glial fibrillary acidic protein (GFAP) and ubiquitin C-terminal hydrolase-L1 (UCH-L1). ubiquinol 14-23 glial fibrillary acidic protein Rattus norvegicus 207-211 29380912-8 2018 We found when ubiquinol was administered before or after TBI, rats had an acute reduction in brain mitochondrial damage, apoptosis, and two serum biomarkers of TBI severity, glial fibrillary acidic protein (GFAP) and ubiquitin C-terminal hydrolase-L1 (UCH-L1). ubiquinol 14-23 ubiquitin C-terminal hydrolase L1 Rattus norvegicus 217-250 29380912-8 2018 We found when ubiquinol was administered before or after TBI, rats had an acute reduction in brain mitochondrial damage, apoptosis, and two serum biomarkers of TBI severity, glial fibrillary acidic protein (GFAP) and ubiquitin C-terminal hydrolase-L1 (UCH-L1). ubiquinol 14-23 ubiquitin C-terminal hydrolase L1 Rattus norvegicus 252-258 28967163-2 2018 The mammalian CIII comprises 11 subunits among which cytochrome b is central in the catalytic core, where oxidation of ubiquinol occurs at the Qo site. ubiquinol 119-128 mitochondrially encoded cytochrome b Homo sapiens 53-65 27987212-1 2017 The plant mitochondrial electron transport chain (ETC) is bifurcated such that electrons from ubiquinol are passed to oxygen via the usual cytochrome path or through alternative oxidase (AOX). ubiquinol 94-103 ubiquinol oxidase 1, mitochondrial Nicotiana tabacum 166-185 28978450-2 2017 It funnels electrons coming from NADH and ubiquinol to cytochrome c, but it is also capable of producing significant amounts of the free radical superoxide. ubiquinol 42-51 cytochrome c, somatic Homo sapiens 55-67 28811612-5 2017 CoQ10H2 also regulated the activity of the transcription factor C-FOS and inhibited gene expression of PDE4, a cAMP-degrading enzyme, via the CaMKII-MEK1/2-ERK1/2 signaling pathway, thereby increasing intracellular cAMP. ubiquinol 0-7 FBJ osteosarcoma oncogene Mus musculus 64-69 28811612-5 2017 CoQ10H2 also regulated the activity of the transcription factor C-FOS and inhibited gene expression of PDE4, a cAMP-degrading enzyme, via the CaMKII-MEK1/2-ERK1/2 signaling pathway, thereby increasing intracellular cAMP. ubiquinol 0-7 mitogen-activated protein kinase 3 Mus musculus 156-162 29107420-0 2017 African trypanosomiasis: Synthesis & SAR enabling novel drug discovery of ubiquinol mimics for trypanosome alternative oxidase. ubiquinol 78-87 sarcosine dehydrogenase Homo sapiens 41-44 27987212-1 2017 The plant mitochondrial electron transport chain (ETC) is bifurcated such that electrons from ubiquinol are passed to oxygen via the usual cytochrome path or through alternative oxidase (AOX). ubiquinol 94-103 ubiquinol oxidase 1, mitochondrial Nicotiana tabacum 187-190 28702034-12 2017 Alternative oxidase (AOX), the terminal oxidase of the cyanide (CN)-resistant alternative respiratory pathway, catalyze oxygen-dependent oxidation of ubiquinol in plants. ubiquinol 150-159 acyl-CoA oxidase 1 Homo sapiens 0-19 28702034-12 2017 Alternative oxidase (AOX), the terminal oxidase of the cyanide (CN)-resistant alternative respiratory pathway, catalyze oxygen-dependent oxidation of ubiquinol in plants. ubiquinol 150-159 acyl-CoA oxidase 1 Homo sapiens 21-24 28088729-2 2017 AOX branches from the main respiratory chain, directly coupling the oxidation of ubiquinol with reduction of oxygen to water. ubiquinol 81-90 uncharacterized protein Chlamydomonas reinhardtii 0-3 28150130-0 2017 Three-Year Follow-Up of High-Dose Ubiquinol Supplementation in a Case of Familial Multiple System Atrophy with Compound Heterozygous COQ2 Mutations. ubiquinol 34-43 coenzyme Q2, polyprenyltransferase Homo sapiens 133-137 28150130-1 2017 We report a 3-year follow-up of high-dose ubiquinol supplementation in a case of familial multiple system atrophy (MSA) with compound heterozygous nonsense (R387X) and missense (V393A) mutations in COQ2. ubiquinol 42-51 coenzyme Q2, polyprenyltransferase Homo sapiens 198-202 28150130-5 2017 It also suggests the therapeutic potential of ubiquinol for patients with MSA with COQ2 mutations. ubiquinol 46-55 coenzyme Q2, polyprenyltransferase Homo sapiens 83-87 27816999-2 2016 AOX directly accepts electrons from ubiquinol and is therefore capable of bypassing ETS Complexes III and IV. ubiquinol 36-45 alternative oxidase, mitochondrial-like Crassostrea gigas 0-3 27758861-2 2016 The function of cyt bc1 is to couple the reaction of electron transfer from ubiquinol to cytochrome c to proton pumping across the membrane. ubiquinol 76-85 cytochrome c, somatic Homo sapiens 89-101 25008109-1 2014 Complex III (cytochrome bc1) is a protein complex of the mitochondrial inner membrane that transfers electrons from ubiquinol to cytochrome c. ubiquinol 116-125 cytochrome c, somatic Homo sapiens 129-141 26616144-1 2016 During dark-induced senescence isovaleryl-CoA dehydrogenase (IVDH) and D-2-hydroxyglutarate dehydrogenase (D-2HGDH) act as alternate electron donors to the ubiquinol pool via the electron-transfer flavoprotein/electron-transfer flavoprotein:ubiquinone oxidoreductase (ETF/ETFQO) pathway. ubiquinol 156-165 isovaleryl-CoA-dehydrogenase Arabidopsis thaliana 31-59 26616144-1 2016 During dark-induced senescence isovaleryl-CoA dehydrogenase (IVDH) and D-2-hydroxyglutarate dehydrogenase (D-2HGDH) act as alternate electron donors to the ubiquinol pool via the electron-transfer flavoprotein/electron-transfer flavoprotein:ubiquinone oxidoreductase (ETF/ETFQO) pathway. ubiquinol 156-165 isovaleryl-CoA-dehydrogenase Arabidopsis thaliana 61-65 26616144-1 2016 During dark-induced senescence isovaleryl-CoA dehydrogenase (IVDH) and D-2-hydroxyglutarate dehydrogenase (D-2HGDH) act as alternate electron donors to the ubiquinol pool via the electron-transfer flavoprotein/electron-transfer flavoprotein:ubiquinone oxidoreductase (ETF/ETFQO) pathway. ubiquinol 156-165 FAD-linked oxidases family protein Arabidopsis thaliana 71-105 26616144-1 2016 During dark-induced senescence isovaleryl-CoA dehydrogenase (IVDH) and D-2-hydroxyglutarate dehydrogenase (D-2HGDH) act as alternate electron donors to the ubiquinol pool via the electron-transfer flavoprotein/electron-transfer flavoprotein:ubiquinone oxidoreductase (ETF/ETFQO) pathway. ubiquinol 156-165 FAD-linked oxidases family protein Arabidopsis thaliana 107-114 26616144-1 2016 During dark-induced senescence isovaleryl-CoA dehydrogenase (IVDH) and D-2-hydroxyglutarate dehydrogenase (D-2HGDH) act as alternate electron donors to the ubiquinol pool via the electron-transfer flavoprotein/electron-transfer flavoprotein:ubiquinone oxidoreductase (ETF/ETFQO) pathway. ubiquinol 156-165 electron-transfer flavoprotein:ubiquinone oxidoreductase Arabidopsis thaliana 272-277 26910885-10 2016 Here it was discovered that the ubiquinol status significantly correlated to the concentration of the inflammation marker monocyte chemotactic protein 1. ubiquinol 32-41 C-C motif chemokine ligand 2 Homo sapiens 122-152 27776780-7 2016 Similar to AOX, an ubiquinol (UQH2) oxidase, PTOX is a plastoquinol (PQH2) oxidase on the chloroplast thylakoid membrane. ubiquinol 19-28 alternative oxidase 2 Arabidopsis thaliana 11-14 27776780-7 2016 Similar to AOX, an ubiquinol (UQH2) oxidase, PTOX is a plastoquinol (PQH2) oxidase on the chloroplast thylakoid membrane. ubiquinol 19-28 Alternative oxidase family protein Arabidopsis thaliana 45-49 26438244-1 2015 Alternative oxidase (AOX) is a diiron carboxylate protein present in all plants examined to date that couples the oxidation of ubiquinol with the reduction of oxygen to water. ubiquinol 127-136 acyl-CoA oxidase 1 Homo sapiens 0-19 26438244-1 2015 Alternative oxidase (AOX) is a diiron carboxylate protein present in all plants examined to date that couples the oxidation of ubiquinol with the reduction of oxygen to water. ubiquinol 127-136 acyl-CoA oxidase 1 Homo sapiens 21-24 27194483-3 2016 The ubiquinol oxidation Qo site of cytochrome bc1 (mitochondrial complex III, cytochrome b6f in plants) has been considered an exception with catalytic reactions assumed to involve highly unstable SQ or not to involve any SQ intermediate. ubiquinol 4-13 mitochondrially encoded cytochrome b Homo sapiens 35-47 26429200-9 2016 In ubiquinol supplementation group, alanine aminotransferase and alkaline phosphatase were significantly down-regulated after 12 weeks and changes in miR-15a, miR-21 and miR-33a were negatively correlated with alkaline phosphatase (p < 0.05). ubiquinol 3-12 glutamic--pyruvic transaminase Homo sapiens 36-60 26429200-9 2016 In ubiquinol supplementation group, alanine aminotransferase and alkaline phosphatase were significantly down-regulated after 12 weeks and changes in miR-15a, miR-21 and miR-33a were negatively correlated with alkaline phosphatase (p < 0.05). ubiquinol 3-12 microRNA 15a Homo sapiens 150-157 26429200-9 2016 In ubiquinol supplementation group, alanine aminotransferase and alkaline phosphatase were significantly down-regulated after 12 weeks and changes in miR-15a, miR-21 and miR-33a were negatively correlated with alkaline phosphatase (p < 0.05). ubiquinol 3-12 microRNA 21 Homo sapiens 159-165 26429200-9 2016 In ubiquinol supplementation group, alanine aminotransferase and alkaline phosphatase were significantly down-regulated after 12 weeks and changes in miR-15a, miR-21 and miR-33a were negatively correlated with alkaline phosphatase (p < 0.05). ubiquinol 3-12 microRNA 33a Homo sapiens 170-177 28132468-2 2016 This enzyme catalyses electron transfer from ubiquinol to cytochrome c coupled to translocation of protons across the membrane, which contributes to generation of protonmotive force utilized for ATP production. ubiquinol 45-54 cytochrome c, somatic Homo sapiens 58-70 25728634-8 2015 Interestingly, ubiquinol supplementation (150 mg/day; 14 day; n = 53) slightly reduces the expression of CLCN6, a gene related to NT-proBNP level. ubiquinol 15-24 chloride voltage-gated channel 6 Homo sapiens 105-110 23688079-2 2014 Unfortunately, the mechanism of resistance is a multivariate problem, including primarily mutations in the gene of the cytochrome b subunit but also activation of alternative pathways of ubiquinol oxidation and pharmacokinetic effects. ubiquinol 187-196 mitochondrially encoded cytochrome b Homo sapiens 119-131 24457019-5 2014 Changes in HMW-adiponectin, ubiquinol/LDL-C ratios and hs-CRP were significantly correlated with changes in eGFR (r=0.597, p=0.001; r=0.437, p=0.02; and r=-0.473, p=0.01, respectively). ubiquinol 28-37 epidermal growth factor receptor Homo sapiens 108-112 24661880-2 2014 It blocks electron transfer from ubiquinol to cytochrome b and thus inhibits CIII activity. ubiquinol 33-42 cytochrome b, mitochondrial Mus musculus 46-58 22985600-2 2013 Based on X-ray crystallographic studies of cytochrome bc1, a mechanism has been proposed in which the extrinsic domain of the iron-sulfur protein first binds to cytochrome b where it accepts an electron from ubiquinol in the Qo site, and then rotates by 57 to a position close to cytochrome c1 where it transfers an electron to cytochrome c1. ubiquinol 208-217 mitochondrially encoded cytochrome b Homo sapiens 43-55 23201476-2 2013 The bc1 complex catalyzes the reaction of transferring electrons from the low potential substrate ubiquinol to high potential cytochrome c. ubiquinol 98-107 cytochrome c, somatic Homo sapiens 126-138 21458815-10 2011 There was a significant positive correlation between changes in ubiquinol and ApoA1 (r=0.518, p=0.005). ubiquinol 64-73 apolipoprotein A1 Homo sapiens 78-83 23453781-1 2013 Succinate dehydrogenase (SDH) oxidises succinate to fumarate as a component of the tricarboxylic acid cycle and ubiquinone to ubiquinol in the mitochondrial electron transport chain. ubiquinol 126-135 succinate dehydrogenase complex iron sulfur subunit B Homo sapiens 0-23 23453781-1 2013 Succinate dehydrogenase (SDH) oxidises succinate to fumarate as a component of the tricarboxylic acid cycle and ubiquinone to ubiquinol in the mitochondrial electron transport chain. ubiquinol 126-135 succinate dehydrogenase complex iron sulfur subunit B Homo sapiens 25-28 23021568-4 2012 FINDINGS: Ubiquinol decreases the expression of the pro-inflammatory chemokine (C-X-C motif) ligand 2 gene (CXCL2) more than 10-fold. ubiquinol 10-19 C-X-C motif chemokine ligand 2 Homo sapiens 108-113 23021568-5 2012 Bisulfite-/ MALDI-TOF-based analysis of regulatory regions of the CXCL2 gene identified six adjacent CpG islands which showed a 3.4-fold decrease of methylation status after ubiquinol supplementation. ubiquinol 174-183 C-X-C motif chemokine ligand 2 Homo sapiens 66-71 23021568-6 2012 This effect seems to be rather gene specific, because ubiquinol reduced the expression of two other pro-inflammatory genes (PMAIP1, MMD) without changing the methylation pattern of the respective gene. ubiquinol 54-63 phorbol-12-myristate-13-acetate-induced protein 1 Homo sapiens 124-130 23021568-7 2012 CONCLUSION: In conclusion, ubiquinol decreases monocytic expression and DNA methylation of the pro-inflammatory CXCL2 gene in humans. ubiquinol 27-36 C-X-C motif chemokine ligand 2 Homo sapiens 112-117 22448092-0 2012 Ubiquinol affects the expression of genes involved in PPARalpha signalling and lipid metabolism without changes in methylation of CpG promoter islands in the liver of mice. ubiquinol 0-9 peroxisome proliferator activated receptor alpha Mus musculus 54-63 22448092-6 2012 Text mining and GeneOntology analysis revealed that the "top 20" ubiquinol-regulated genes play a role in lipid metabolism and are functionally connected by the PPARalpha signalling pathway. ubiquinol 65-74 peroxisome proliferator activated receptor alpha Mus musculus 161-170 22448092-7 2012 With regard to the ubiquinol-induced changes in gene expression of about +3.14-fold (p<=0.05), +2.18-fold (p<=0.01), and -2.13-fold (p<=0.05) for ABCA1, ACYP1, and ACSL1 genes, respectively, hepatic DNA methylation analysis of 282 (sense orientation) and 271 (antisense) CpG units in the respective promoter islands revealed no significant effect of ubiquinol. ubiquinol 19-28 ATP-binding cassette, sub-family A (ABC1), member 1 Mus musculus 155-160 22448092-7 2012 With regard to the ubiquinol-induced changes in gene expression of about +3.14-fold (p<=0.05), +2.18-fold (p<=0.01), and -2.13-fold (p<=0.05) for ABCA1, ACYP1, and ACSL1 genes, respectively, hepatic DNA methylation analysis of 282 (sense orientation) and 271 (antisense) CpG units in the respective promoter islands revealed no significant effect of ubiquinol. ubiquinol 19-28 acylphosphatase 1, erythrocyte (common) type Mus musculus 162-167 22448092-7 2012 With regard to the ubiquinol-induced changes in gene expression of about +3.14-fold (p<=0.05), +2.18-fold (p<=0.01), and -2.13-fold (p<=0.05) for ABCA1, ACYP1, and ACSL1 genes, respectively, hepatic DNA methylation analysis of 282 (sense orientation) and 271 (antisense) CpG units in the respective promoter islands revealed no significant effect of ubiquinol. ubiquinol 19-28 acyl-CoA synthetase long-chain family member 1 Mus musculus 173-178 22448092-8 2012 In conclusion, ubiquinol affects the expression of genes involved in PPARalpha signalling and lipid metabolism without changing the promoter DNA methylation status in the liver of mice. ubiquinol 15-24 peroxisome proliferator activated receptor alpha Mus musculus 69-78 24116043-8 2013 Furthermore, in batch cultures of a strain that contains ubiquinone as its only quinone species, we observed that the ArcA phosphorylation level closely followed the redox state of the ubiquinone/ubiquinol pool, much more strictly than it does in the wild type strain. ubiquinol 196-205 arginine deiminase Escherichia coli 118-122 24116043-9 2013 Therefore, at low rates of oxygen supply in the wild type strain, the activity of ArcB may be inhibited by demethylmenaquinone, in spite of the fact that the ubiquinones are present in the ubiquinol form. ubiquinol 189-198 hypothetical protein Escherichia coli 82-86 23870256-0 2013 Analysis of the kinetics and bistability of ubiquinol:cytochrome c oxidoreductase. ubiquinol 44-53 cytochrome c, somatic Homo sapiens 54-66 23870256-1 2013 Ubiquinol:cytochrome c oxidoreductase, bc1 complex, is the enzyme in the respiratory chain of mitochondria responsible for the transfer reducing potential from ubiquinol to cytochrome c coupled to the movement of charge against the electrostatic potential across the mitochondrial inner membrane. ubiquinol 0-9 cytochrome c, somatic Homo sapiens 10-22 23870256-1 2013 Ubiquinol:cytochrome c oxidoreductase, bc1 complex, is the enzyme in the respiratory chain of mitochondria responsible for the transfer reducing potential from ubiquinol to cytochrome c coupled to the movement of charge against the electrostatic potential across the mitochondrial inner membrane. ubiquinol 0-9 cytochrome c, somatic Homo sapiens 173-185 23870256-1 2013 Ubiquinol:cytochrome c oxidoreductase, bc1 complex, is the enzyme in the respiratory chain of mitochondria responsible for the transfer reducing potential from ubiquinol to cytochrome c coupled to the movement of charge against the electrostatic potential across the mitochondrial inner membrane. ubiquinol 160-169 cytochrome c, somatic Homo sapiens 10-22 23870256-1 2013 Ubiquinol:cytochrome c oxidoreductase, bc1 complex, is the enzyme in the respiratory chain of mitochondria responsible for the transfer reducing potential from ubiquinol to cytochrome c coupled to the movement of charge against the electrostatic potential across the mitochondrial inner membrane. ubiquinol 160-169 cytochrome c, somatic Homo sapiens 173-185 23487766-2 2013 AOX is a diiron carboxylate protein that catalyzes the four-electron reduction of dioxygen to water by ubiquinol. ubiquinol 103-112 acyl-CoA oxidase 1 Homo sapiens 0-3 23300486-2 2013 It results from the activity of an alternative oxidase (AOX) that conveys electrons directly from the respiratory chain (RC) ubiquinol pool to oxygen. ubiquinol 125-134 acyl-Coenzyme A oxidase 1, palmitoyl Mus musculus 35-54 23300486-2 2013 It results from the activity of an alternative oxidase (AOX) that conveys electrons directly from the respiratory chain (RC) ubiquinol pool to oxygen. ubiquinol 125-134 acyl-Coenzyme A oxidase 1, palmitoyl Mus musculus 56-59 22554985-5 2012 The two b hemes of complex III participate in the unique bifurcation of electron flow from the oxidation of ubiquinol, while heme c of the cytochrome c subunit, Cyt1, transfers these electrons to the peripheral cytochrome c. ubiquinol 108-117 cytochrome c, somatic Homo sapiens 139-151 21866942-3 2011 The resultant amino acid mutations, A122T and Y126C, reside within helix C in the ubiquinol-binding pocket of cytochrome b, an essential subunit of the cytochrome bc(1) complex. ubiquinol 82-91 CYTB Plasmodium falciparum 110-122 21866942-7 2011 The basis for this difference was revealed by molecular docking studies, in which both of these inhibitors were shown to have distinctly different modes of binding within the ubiquinol-binding site of cytochrome b. ubiquinol 175-184 CYTB Plasmodium falciparum 201-213 21458815-11 2011 Multivariate regression analysis showed that changes in ubiquinol correlated significantly with changes in ApoA1 after adjusting for age, sex, body mass index, and smoking (beta=0.502, p=0.008). ubiquinol 56-65 apolipoprotein A1 Homo sapiens 107-112 21187048-2 2010 It links the electrons transfer from ubiquinol (or coenzyme Q) to cytochrome c and proton translocation across the inner mitochondrial membrane. ubiquinol 37-46 cytochrome c, somatic Homo sapiens 66-78 20878200-6 2011 However, ubiquinol decreased SBP (143.9 +- 29.0 mmHg, p < 0.05), u-alb (256.1 +- 122.1 microg/day, p < 0.02), and renal superoxide production (877.8 +- 195.6 RLU/g kidney, p < 0.01), associated with an increase in renal ubiquinol levels. ubiquinol 9-18 albumin Homo sapiens 70-73 20085745-0 2010 Ubiquinol-binding site in the alternative oxidase: mutagenesis reveals features important for substrate binding and inhibition. ubiquinol 0-9 acyl-CoA oxidase 1 Homo sapiens 30-49 20085745-3 2010 Bioinformatic searches revealed that, within a putative ubiquinol-binding crevice in AOX, Gln242, Asn247, Tyr253, Ser256, His261 and Arg262 were highly conserved. ubiquinol 56-65 acyl-CoA oxidase 1 Homo sapiens 85-88 20085745-8 2010 These results provide important new insights into the ubiquinol-binding site of the alternative oxidase, the identity of which maybe important for future rational drug design. ubiquinol 54-63 acyl-CoA oxidase 1 Homo sapiens 84-103 21086475-3 2010 Microarray analyses in liver tissues of SAMP1 mice identified 946 genes as differentially expressed between ubiquinol-treated and control animals (>=1.5-fold, P < 0.05). ubiquinol 108-117 transmembrane protein 201 Mus musculus 40-45 21086475-4 2010 Text mining analyses revealed for a part of the ubiquinol-regulated genes, a functional connection in PPARalpha and LXR/RXR signalling pathways. ubiquinol 48-57 peroxisome proliferator activated receptor alpha Mus musculus 102-111 21086475-4 2010 Text mining analyses revealed for a part of the ubiquinol-regulated genes, a functional connection in PPARalpha and LXR/RXR signalling pathways. ubiquinol 48-57 nuclear receptor subfamily 1, group H, member 3 Mus musculus 116-119 21086475-6 2010 We found a significant increase of desmosterol (2.0-fold, P < 0.001) in the liver of ubiquinol-supplemented SAMP1 mice when related to control animals. ubiquinol 88-97 transmembrane protein 201 Mus musculus 111-116 20501910-7 2010 Our results aid in the elucidation of the pathway of plant Lys catabolism and demonstrate that both isovaleryl-CoA dehydrogenase and 2-hydroxyglutarate dehydrogenase act as electron donors to the ubiquinol pool via an ETF/ETFQO-mediated route. ubiquinol 196-205 isovaleryl-CoA-dehydrogenase Arabidopsis thaliana 100-128 20518072-1 2010 ENOX2 (tNOX), a tumor-associated cell surface ubiquinol (NADH) oxidase, functions as an alternative terminal oxidase for plasma membrane electron transport. ubiquinol 46-55 ecto-NOX disulfide-thiol exchanger 2 Homo sapiens 0-5 20518072-1 2010 ENOX2 (tNOX), a tumor-associated cell surface ubiquinol (NADH) oxidase, functions as an alternative terminal oxidase for plasma membrane electron transport. ubiquinol 46-55 ecto-NOX disulfide-thiol exchanger 2 Homo sapiens 7-11 20371599-5 2010 If this speculation is correct, then one should see more O(2)(*) generation upon oxidation of ubiquinol by a high potential oxidant, such as cytochrome c or ferricyanide, in the presence of phospholipid vesicles or detergent micelles than in the hydrophilic conditions, and this is indeed the case. ubiquinol 94-103 cytochrome c, somatic Homo sapiens 141-153 20501910-7 2010 Our results aid in the elucidation of the pathway of plant Lys catabolism and demonstrate that both isovaleryl-CoA dehydrogenase and 2-hydroxyglutarate dehydrogenase act as electron donors to the ubiquinol pool via an ETF/ETFQO-mediated route. ubiquinol 196-205 electron-transfer flavoprotein:ubiquinone oxidoreductase Arabidopsis thaliana 222-227 19933363-9 2010 These results lead to the working hypothesis that the in vivo activity of ArcB in E. coli is modulated by the redox state of the menaquinone pool and that the ubiquinone/ubiquinol ratio in vivo surely is not the only determinant of ArcB activity. ubiquinol 170-179 hypothetical protein Escherichia coli 74-78 19660431-2 2010 It acts by inhibiting the cytochrome bc(1) complex via interactions with the Rieske iron-sulfur protein and cytochrome b in the ubiquinol oxidation pocket. ubiquinol 128-137 mitochondrially encoded cytochrome b Homo sapiens 26-38 19508334-3 2009 Besides cytochrome c oxidase, plant mitochondria have an alternative oxidase (AOX) that accepts electrons directly from ubiquinol, dissipating energy as heat. ubiquinol 120-129 ubiquinol oxidase 1, mitochondrial Glycine max 57-76 19508334-3 2009 Besides cytochrome c oxidase, plant mitochondria have an alternative oxidase (AOX) that accepts electrons directly from ubiquinol, dissipating energy as heat. ubiquinol 120-129 ubiquinol oxidase 1, mitochondrial Glycine max 78-81 18932012-7 2009 Increased ubiquinol/ubiquinone ratio interferes the function of dihydroorotate dehydrogenase, the only mitochondrial enzyme involved in ubiquinone mediated de novo pyrimidine synthesis. ubiquinol 10-19 dihydroorotate dehydrogenase Mus musculus 64-92 19268423-1 2009 This review focuses on the terminal part of the respiratory chain where, macroscopically speaking, electron transfer (ET) switches from the two-electron donor, ubiquinol, to the single-electron carrier, cytochrome c, to finally reduce the four-electron acceptor dioxygen. ubiquinol 160-169 cytochrome c, somatic Homo sapiens 203-215 19268423-3 2009 The two relevant enzymes, ubiquinol:cytochrome c oxidoreductase and cytochrome c oxidase, appear as rather diverse modules, differing largely in their design for substrate interaction, internal ET, and moreover, in their mechanisms of energy transduction. ubiquinol 26-35 cytochrome c, somatic Homo sapiens 36-48 19268423-3 2009 The two relevant enzymes, ubiquinol:cytochrome c oxidoreductase and cytochrome c oxidase, appear as rather diverse modules, differing largely in their design for substrate interaction, internal ET, and moreover, in their mechanisms of energy transduction. ubiquinol 26-35 cytochrome c, somatic Homo sapiens 68-80 19348906-1 2009 Cytochrome b is a pivotal protein subunit of the cytochrome bc(1) complex and forms the ubiquinol oxidation site in the enzyme that is generally thought to be the primary site where electrons are aberrantly diverted from the enzyme, reacting with oxygen to form superoxide anion. ubiquinol 88-97 cytochrome b Saccharomyces cerevisiae S288C 0-12 19645667-1 2009 Three forms of horse heart cytochrome c with specific substitutions of heme cleft surface located amino acid residues involved in specific interactions with ubiquinol:cytochrome c reductase (complex III) and cytochrome c oxidase (complex IV) were constructed, and their reactions with superoxide radical produced by NADH:ubiquinone reductase (complex I) were studied. ubiquinol 157-166 cytochrome c, somatic Equus caballus 27-39 19645667-1 2009 Three forms of horse heart cytochrome c with specific substitutions of heme cleft surface located amino acid residues involved in specific interactions with ubiquinol:cytochrome c reductase (complex III) and cytochrome c oxidase (complex IV) were constructed, and their reactions with superoxide radical produced by NADH:ubiquinone reductase (complex I) were studied. ubiquinol 157-166 cytochrome c, somatic Equus caballus 167-179 19645667-1 2009 Three forms of horse heart cytochrome c with specific substitutions of heme cleft surface located amino acid residues involved in specific interactions with ubiquinol:cytochrome c reductase (complex III) and cytochrome c oxidase (complex IV) were constructed, and their reactions with superoxide radical produced by NADH:ubiquinone reductase (complex I) were studied. ubiquinol 157-166 cytochrome c, somatic Equus caballus 167-179 19325183-0 2009 The rate-limiting step in the cytochrome bc1 complex (Ubiquinol-Cytochrome c Oxidoreductase) is not changed by inhibition of cytochrome b-dependent deprotonation: implications for the mechanism of ubiquinol oxidation at center P of the bc1 complex. ubiquinol 197-206 cytochrome b Saccharomyces cerevisiae S288C 30-42 18973379-6 2008 In the examination of the mechanism of the ubquinol oxidation, it was confirmed that the ubiquinol docks between the imidazolate of [2Fe-2S] clusters and Glu272(-) of cytochrome b by the hydrogen bonds before the oxidation proceeds, consistent with the experimental proposals. ubiquinol 89-98 mitochondrially encoded cytochrome b Homo sapiens 167-179 19390647-6 2009 In liver samples of mice injected with LPS, supplementation with ubiquinol-10 leads to a reduction of LPS-induced miR-146a expression to 78.12 +/- 21.25%. ubiquinol 65-74 microRNA 146 Mus musculus 114-122 18555833-7 2008 Ubiquinol-10 (beta = .23, P = .007) and CoQ10(total) (beta = .27, P = .009) were predicted by blood selenium; and alpha-tocopherol, by PCB (beta = 4.12, P = .0002), n-3 PUFA (beta = 9.16, P = .02), and OxLDL (beta = 3.04, P = .05). ubiquinol 0-9 pumilio RNA binding family member 3 Homo sapiens 169-173 18729827-2 2008 These mice displayed specific but variable reduction of ubiquinol-cytochrome c reductase complex activity in mitochondria of heart, liver and skeletal muscle due to a decrease in the expression of mitochondrial DNA-encoded cytochrome b, the catalytic core of the complex. ubiquinol 56-65 cytochrome b, mitochondrial Mus musculus 223-235 18793182-1 2008 The AOX (alternative oxidase) is a non-protonmotive ubiquinol-oxygen oxidoreductase that couples the oxidation of ubiquinol with the complete reduction of water. ubiquinol 52-61 acyl-CoA oxidase 1 Homo sapiens 4-7 18793182-1 2008 The AOX (alternative oxidase) is a non-protonmotive ubiquinol-oxygen oxidoreductase that couples the oxidation of ubiquinol with the complete reduction of water. ubiquinol 52-61 acyl-CoA oxidase 1 Homo sapiens 9-28 18793182-1 2008 The AOX (alternative oxidase) is a non-protonmotive ubiquinol-oxygen oxidoreductase that couples the oxidation of ubiquinol with the complete reduction of water. ubiquinol 52-61 thioredoxin reductase 1 Homo sapiens 69-83 18522938-4 2008 Here we show that superoxide formation at the ubiquinol oxidation center of the membrane-bound or purified cytochrome bc(1) complex is stimulated by the presence of oxidized ubiquinone indicating that in a reverse reaction the electron is transferred onto oxygen from reduced cytochrome b(L) via ubiquinone rather than during the forward ubiquinone cycle reaction. ubiquinol 46-55 mitochondrially encoded cytochrome b Homo sapiens 107-119 17336955-7 2007 RESULTS: Plasma ubiquinol-10 to low-density lipoprotein cholesterol (LDL-C) ratios in patients with different angiographic findings have been found as 180+/-69 and 132+/-43, respectively (p=0.020). ubiquinol 16-25 component of oligomeric golgi complex 2 Homo sapiens 32-67 18774933-1 2008 The kinetics of the ubiquinol-cytochrome c reductase reaction was examined using membrane fragments and purified bc(1) complexes derived from a wild-type (WT) and a newly constructed mutant (MUT) strains of Paracoccus denitrificans. ubiquinol 20-29 cytochrome c, somatic Homo sapiens 30-42 17336955-7 2007 RESULTS: Plasma ubiquinol-10 to low-density lipoprotein cholesterol (LDL-C) ratios in patients with different angiographic findings have been found as 180+/-69 and 132+/-43, respectively (p=0.020). ubiquinol 16-25 component of oligomeric golgi complex 2 Homo sapiens 69-74 17336955-8 2007 The ubiquinol-10/LDL-C ratio was significantly lower in angiographically positive patients. ubiquinol 4-13 component of oligomeric golgi complex 2 Homo sapiens 17-22 17336955-13 2007 Our results indicate that the ratio of ubiquinol-10/LDL-C is likely to be a risk factor for atherogenesis. ubiquinol 39-48 component of oligomeric golgi complex 2 Homo sapiens 52-57 16600173-1 2006 The Q-cycle mechanism of the bc1 complex explains how the electron transfer from ubihydroquinone (quinol, QH2) to cytochrome (cyt) c (or c2 in bacteria) is coupled to the pumping of protons across the membrane. ubiquinol 106-109 cytochrome c, somatic Homo sapiens 114-132 17234684-6 2007 But a significant loss in the ubiquinol-cytochrome c reducing activity was not observed in the EEDQ-treated bc1 complex. ubiquinol 30-39 LOC104968582 Bos taurus 40-52 17050691-14 2006 In both cases, when ETF-QO is reduced to a two-electron reduced state (one electron at each redox center), the enzyme is primed to reduce UQ to ubiquinol via FAD. ubiquinol 144-153 electron transfer flavoprotein dehydrogenase Homo sapiens 20-26 17383607-1 2007 Hydroxy-naphthoquinones are competitive inhibitors of the cytochrome bc(1) complex that bind to the ubiquinol oxidation site between cytochrome b and the iron-sulfur protein and presumably mimic a transition state in the ubiquinol oxidation reaction catalyzed by the enzyme. ubiquinol 100-109 cytochrome b Saccharomyces cerevisiae S288C 58-70 17383607-1 2007 Hydroxy-naphthoquinones are competitive inhibitors of the cytochrome bc(1) complex that bind to the ubiquinol oxidation site between cytochrome b and the iron-sulfur protein and presumably mimic a transition state in the ubiquinol oxidation reaction catalyzed by the enzyme. ubiquinol 221-230 cytochrome b Saccharomyces cerevisiae S288C 58-70 17145759-0 2007 Mutational analysis of cytochrome b at the ubiquinol oxidation site of yeast complex III. ubiquinol 43-52 cytochrome b Saccharomyces cerevisiae S288C 23-35 16387461-4 2006 Supplementation with reduced CoQ10 (CoQH2, 250 mg/kg/day) for one week increased plasma CoQ10 concentrations, with an accompanying decrease in plasma CoQ9 concentrations. ubiquinol 36-41 coenzyme Q9 Mus musculus 150-154 16866349-2 2006 E272 of the conserved cytochrome b PEWY motif has been suggested as a ligand and proton acceptor for ubiquinol oxidation at center P. We introduced the two replacement mutations, E272D and E272Q, into the mitochondrially encoded cytochrome b gene by biolistic transformation to study their effects on substrate binding and catalysis. ubiquinol 101-110 mitochondrially encoded cytochrome b Homo sapiens 22-34 16819881-4 2006 The mutant TRbeta(H435A) is nonresponsive to physiological concentrations of T3 but can be activated by the synthetic hormone analogue QH2 which potently activates His435-->Ala mutant at concentrations that do not activate the wild-type receptors TRalpha and TRbeta. ubiquinol 135-138 T cell receptor beta locus Homo sapiens 11-17 16819881-4 2006 The mutant TRbeta(H435A) is nonresponsive to physiological concentrations of T3 but can be activated by the synthetic hormone analogue QH2 which potently activates His435-->Ala mutant at concentrations that do not activate the wild-type receptors TRalpha and TRbeta. ubiquinol 135-138 T cell receptor alpha locus Homo sapiens 250-257 16819881-4 2006 The mutant TRbeta(H435A) is nonresponsive to physiological concentrations of T3 but can be activated by the synthetic hormone analogue QH2 which potently activates His435-->Ala mutant at concentrations that do not activate the wild-type receptors TRalpha and TRbeta. ubiquinol 135-138 T cell receptor beta locus Homo sapiens 262-268 16387461-10 2006 Thus, lifelong dietary supplementation with CoQH2 decreased the degree of senescence in middle-aged SAMP1 mice. ubiquinol 44-49 transmembrane protein 201 Mus musculus 100-105 15833742-5 2005 We propose that electron transfer between cytochrome b subunits minimizes the formation of semiquinone-ferrocytochrome b(H) complexes at center N and favors ubiquinol oxidation at center P by increasing the amount of oxidized cytochrome b. ubiquinol 157-166 cytochrome b Saccharomyces cerevisiae S288C 42-54 16005845-3 2005 The bc1 oxidizes a ubiquinol molecule to ubiquinone by a unique "bifurcated" reaction where the two released electrons go to different acceptors: one is accepted by the mobile redox active domain of the [2Fe-2S] iron-sulfur Rieske protein (FeS protein) and the other goes to cytochrome b. ubiquinol 19-28 mitochondrially encoded cytochrome b Homo sapiens 275-287 16005845-8 2005 The rate-limiting step of ubiquinol oxidation is then the re-location of a ubiquinol molecule from its stand-by site within cytochrome b into a catalytic site, which is formed only transiently, after docking of the mobile redox domain of the FeS protein to cytochrome b. ubiquinol 26-35 mitochondrially encoded cytochrome b Homo sapiens 124-136 16005845-8 2005 The rate-limiting step of ubiquinol oxidation is then the re-location of a ubiquinol molecule from its stand-by site within cytochrome b into a catalytic site, which is formed only transiently, after docking of the mobile redox domain of the FeS protein to cytochrome b. ubiquinol 26-35 mitochondrially encoded cytochrome b Homo sapiens 257-269 16005845-8 2005 The rate-limiting step of ubiquinol oxidation is then the re-location of a ubiquinol molecule from its stand-by site within cytochrome b into a catalytic site, which is formed only transiently, after docking of the mobile redox domain of the FeS protein to cytochrome b. ubiquinol 75-84 mitochondrially encoded cytochrome b Homo sapiens 124-136 16005845-8 2005 The rate-limiting step of ubiquinol oxidation is then the re-location of a ubiquinol molecule from its stand-by site within cytochrome b into a catalytic site, which is formed only transiently, after docking of the mobile redox domain of the FeS protein to cytochrome b. ubiquinol 75-84 mitochondrially encoded cytochrome b Homo sapiens 257-269 15476858-4 2004 Secondly, the oxidoreductase maintains the endogenous lipid-soluble antioxidants, alpha-tocopherol-hydroquinone and ubiquinol in their reduced and active forms. ubiquinol 116-125 thioredoxin reductase 1 Homo sapiens 14-28 15718226-0 2005 Cytochrome b mutations that modify the ubiquinol-binding pocket of the cytochrome bc1 complex and confer anti-malarial drug resistance in Saccharomyces cerevisiae. ubiquinol 39-48 cytochrome b Saccharomyces cerevisiae S288C 0-12 16873929-4 2005 However, when tNOX is inhibited and plasma membrane electron transport is diminished, both reduced coenzyme Q(10) (ubiquinol) and NADH would be expected to accumulate. ubiquinol 115-124 ecto-NOX disulfide-thiol exchanger 2 Homo sapiens 14-18 14654068-5 2003 The defect in complex III is within the ubiquinol binding site of the cytochrome b subunit. ubiquinol 40-49 mitochondrially encoded cytochrome b Homo sapiens 70-82 14993791-11 2004 Without mitochondrial enzymes, BHA stimulated the ubiquinol-dependent reduction of cytochrome c (complex III), but it might have some detrimental effects on the mitochondrial enzyme reaction of complex III. ubiquinol 50-59 cytochrome c, somatic Homo sapiens 83-95 15051313-4 2004 A network of intramitochondrial antioxidants consisting of the enzymes Mn-superoxide dismutase and glutathione peroxidase and of the reductants NADH(2), ubiquinol and reduced glutathione, is operative in minimizing the potentially harmful effects of O(2)(-), NO, H(2)O(2) and ONOO(-). ubiquinol 153-162 superoxide dismutase 2 Homo sapiens 71-94 14641050-12 2003 The site of single-electron deviation to dioxygen was found to be ubiquinol interacting with the Rieske iron-sulphur protein and low-potential cytochrome b of the bc (1) complex. ubiquinol 66-75 mitochondrially encoded cytochrome b Homo sapiens 143-155 12767232-8 2003 Together with the X-ray structures, these results suggest substrate ubiquinol binds in a fashion similar to that of stigmatellin with H-bonds between H161 of the Rieske iron-sulfur protein and E272 of the cyt b protein. ubiquinol 68-77 cytochrome b Saccharomyces cerevisiae S288C 205-210 16328826-1 2004 The recognition that, in photosynthesis, the plastoquinol oxidizing cytochrome b (6f ) complex resembles the ubiquinol oxidizing cytochrome bc1 complex in respiration is one of the examples of exciting universalization in biological research. ubiquinol 109-118 mitochondrially encoded cytochrome b Homo sapiens 68-80 12745255-2 2003 We describe a defect in the ubiquinol binding site (Q(O)) within cytochrome b in complex III only in the interfibrillar population of cardiac mitochondria during aging. ubiquinol 28-37 cytochrome b, mitochondrial Rattus norvegicus 65-77 16228609-4 2004 On the basis of X-ray crystallographic studies of cytochrome bc (1), it has been proposed that the Rieske iron-sulfur protein undergoes large conformational changes as it transports electrons from ubiquinol to cytochrome c (1). ubiquinol 197-206 cytochrome c, somatic Homo sapiens 210-222 16120348-3 2003 Decylubiquinone did not stimulate O2 consumption, but did initiate an SOD-sensitive cytochrome c reduction when complex I was isolated away from ubiquinol-cytochrome c oxidoreductase. ubiquinol 145-154 LOC104968582 Bos taurus 84-96 12270134-4 2002 Ubiquinols inhibited the nSMase more efficiently than ubiquinones, and hydrophobic homologs with six or nine isoprene units were the most effective inhibitors. ubiquinol 0-10 sphingomyelin phosphodiesterase 2 Homo sapiens 25-31 14695919-0 2003 Regeneration of the antioxidant ubiquinol by lipoamide dehydrogenase, thioredoxin reductase and glutathione reductase. ubiquinol 32-41 dihydrolipoamide dehydrogenase Homo sapiens 45-68 14695919-0 2003 Regeneration of the antioxidant ubiquinol by lipoamide dehydrogenase, thioredoxin reductase and glutathione reductase. ubiquinol 32-41 peroxiredoxin 5 Homo sapiens 70-91 14695919-0 2003 Regeneration of the antioxidant ubiquinol by lipoamide dehydrogenase, thioredoxin reductase and glutathione reductase. ubiquinol 32-41 glutathione-disulfide reductase Homo sapiens 96-117 12270134-5 2002 Inhibition of nSMase by ubiquinols displayed similarities with inhibition by manumycin and the hydroquinones F11334"s, suggesting that these compounds could act as structural analogs of ubiquinol. ubiquinol 24-34 sphingomyelin phosphodiesterase 2 Homo sapiens 14-20 12270134-5 2002 Inhibition of nSMase by ubiquinols displayed similarities with inhibition by manumycin and the hydroquinones F11334"s, suggesting that these compounds could act as structural analogs of ubiquinol. ubiquinol 24-33 sphingomyelin phosphodiesterase 2 Homo sapiens 14-20 12101082-7 2002 Inhibition of the mitochondrion complex I nicotinamide adenine dinucleotide phosphate-dependent oxidase by diphenylene iodonium (DPI), which blocks the conversion of ubiquinone --> ubiquinol, abrogated IL-1 beta-dependent nuclear translocation and activation of HIF-1 alpha. ubiquinol 184-193 interleukin 1 beta Homo sapiens 205-214 12177505-1 2002 The plant mitochondrial electron transport chain is branched such that electrons at ubiquinol can be diverted to oxygen via the alternative oxidase (AOX). ubiquinol 84-93 ubiquinol oxidase 1, mitochondrial Nicotiana tabacum 128-147 12177505-1 2002 The plant mitochondrial electron transport chain is branched such that electrons at ubiquinol can be diverted to oxygen via the alternative oxidase (AOX). ubiquinol 84-93 ubiquinol oxidase 1, mitochondrial Nicotiana tabacum 149-152 12101082-7 2002 Inhibition of the mitochondrion complex I nicotinamide adenine dinucleotide phosphate-dependent oxidase by diphenylene iodonium (DPI), which blocks the conversion of ubiquinone --> ubiquinol, abrogated IL-1 beta-dependent nuclear translocation and activation of HIF-1 alpha. ubiquinol 184-193 hypoxia inducible factor 1 subunit alpha Homo sapiens 265-276 11967083-0 2002 Roles of NapF, NapG and NapH, subunits of the Escherichia coli periplasmic nitrate reductase, in ubiquinol oxidation. ubiquinol 97-106 NSF attachment protein gamma Homo sapiens 15-19 11967083-12 2002 The results clearly established that NapG and H, but not NapF, are essential for electron transfer from ubiquinol to NapAB. ubiquinol 104-113 NSF attachment protein gamma Homo sapiens 37-41 11967083-14 2002 We propose that NapG and H form an energy- conserving quinol dehydrogenase functioning as either components of a proton pump or in a Q cycle, as electrons are transferred from ubiquinol to NapC. ubiquinol 176-185 NSF attachment protein gamma Homo sapiens 16-20 11801238-1 2002 Plant mitochondria contain a non-protonmotive alternative oxidase (AOX) that couples the oxidation of ubiquinol to the complete reduction of oxygen to water. ubiquinol 102-111 acyl-CoA oxidase 1 Homo sapiens 46-65 11801238-1 2002 Plant mitochondria contain a non-protonmotive alternative oxidase (AOX) that couples the oxidation of ubiquinol to the complete reduction of oxygen to water. ubiquinol 102-111 acyl-CoA oxidase 1 Homo sapiens 67-70 11725867-2 2001 I would like to suggest that in brown fat of control mice, UCP1 is present in an amount higher than UCP2 and 3 and, therefore, is able to cause (a) some fatty acid-mediated decrease in proton motive force in resting state and, hence, (b) oxidation of CoQH2 to CoQ which is shown by Klingenberg and coworkers to be cofactor for UCPs. ubiquinol 251-256 uncoupling protein 1 (mitochondrial, proton carrier) Mus musculus 59-63 11697117-2 2001 When 5-25 U/ml SOD was added, QH2 showed a pronounced ability to inhibit ML oxidation. ubiquinol 30-33 superoxide dismutase 1 Homo sapiens 15-18 11245784-7 2001 The alternative oxidase enables respiration to continue in the presence of inhibitors for ubiquinol:cytochrome c oxidoreductase and cytochrome c oxidase. ubiquinol 90-99 cytochrome c, somatic Homo sapiens 100-112 11152271-2 2000 An analysis of the steady-state kinetics of cytochrome c reduction by ubiquinol-0, after a light-induced steady-state electron flow had been attained, showed that the rate of this reaction is primarily controlled by the one-electron oxidation of the ubiquinol-anion. ubiquinol 70-79 cytochrome c, somatic Homo sapiens 44-56 11152271-3 2000 Re-reduction of the light-oxidized reaction center primary donor by cytochrome c was measured at different reduction levels of the ubiquinone-0/ubiquinol-0 pool. ubiquinol 144-153 cytochrome c, somatic Homo sapiens 68-80 11152271-5 2000 At low reduction levels of the ubiquinone-0/ubiquinol-0 pool, the total cytochrome c concentration had a major control over the rate of reduction of the primary donor. ubiquinol 44-55 cytochrome c, somatic Homo sapiens 72-84 10531315-4 1999 With cytochrome bc(1) complex from a yeast mutant that cannot synthesize ubiquinone, cytochrome b reduction by either menaquinol or ubiquinol was rapid and monophasic. ubiquinol 132-141 cytochrome b Saccharomyces cerevisiae S288C 5-17 10971589-7 2000 These results indicate that the length of the flexible linker region is critical for interaction of ubiquinol with the bc1 complex, consistent with electron transfer mechanisms in which ubiquinol must simultaneously interact with the iron-sulfur protein and cytochrome b. ubiquinol 100-109 mitochondrially encoded cytochrome b Homo sapiens 258-270 10971589-7 2000 These results indicate that the length of the flexible linker region is critical for interaction of ubiquinol with the bc1 complex, consistent with electron transfer mechanisms in which ubiquinol must simultaneously interact with the iron-sulfur protein and cytochrome b. ubiquinol 186-195 mitochondrially encoded cytochrome b Homo sapiens 258-270 9587406-0 1998 Dicyclohexylcarbodiimide inhibits proton pumping in ubiquinol:cytochrome c oxidoreductase of Rhodobacter sphaeroides and binds to aspartate-187 of cytochrome b. ubiquinol 52-61 cytochrome b Saccharomyces cerevisiae S288C 147-159 10591529-1 1999 The midpoint potential of the [2Fe-2S] cluster of the Rieske iron-sulfur protein (Em7 = +280 mV) is the primary determinant of the rate of electron transfer from ubiquinol to cytochrome c catalyzed by the cytochrome bc1 complex. ubiquinol 162-171 cytochrome c, somatic Homo sapiens 175-187 10354495-3 1999 However, in the absence of NADH, reduced coenzyme Q10 (Q10H2=ubiquinol) was oxidized at a rate of 15+/-6 nmol min-1 mg protein-1 depending on degree of purification. ubiquinol 61-70 CD59 molecule (CD59 blood group) Homo sapiens 110-115 10217438-3 1999 We demonstrated that lipoamide dehydrogenase can reduce ubiquinone to ubiquinol. ubiquinol 70-79 dihydrolipoamide dehydrogenase Homo sapiens 21-44 10072046-5 1999 Analysis of 70 different amino acid sequences of the ND6 subunit indicated that the 14484 mutation affects an amino acid belonging to its most conserved region, which shows local similarities with cytochrome b regions interacting with ubiquinone or ubiquinol in complex III. ubiquinol 249-258 mitochondrially encoded NADH dehydrogenase 6 Homo sapiens 53-56 10072046-5 1999 Analysis of 70 different amino acid sequences of the ND6 subunit indicated that the 14484 mutation affects an amino acid belonging to its most conserved region, which shows local similarities with cytochrome b regions interacting with ubiquinone or ubiquinol in complex III. ubiquinol 249-258 mitochondrially encoded cytochrome b Homo sapiens 197-209 10072046-6 1999 Our results suggest that both 14484 and 14459 mutations may affect amino acids forming the interaction site of ubiquinol product, and the 14484 mutation produces a biochemical defect resembling in part that already reported for the common 11778/ND4 LHON mutation. ubiquinol 111-120 mitochondrially encoded NADH dehydrogenase 4 Homo sapiens 245-248 9852050-9 1998 These results indicate that generation of O-2 during the oxidation of ubiquinol by the cytochrome bc1 complex results from a leakage of the second electron of ubiquinol from its Q cycle electron transfer pathway to interact with oxygen. ubiquinol 70-79 immunoglobulin kappa variable 1D-39 Homo sapiens 42-45 9852050-9 1998 These results indicate that generation of O-2 during the oxidation of ubiquinol by the cytochrome bc1 complex results from a leakage of the second electron of ubiquinol from its Q cycle electron transfer pathway to interact with oxygen. ubiquinol 159-168 immunoglobulin kappa variable 1D-39 Homo sapiens 42-45 9932648-0 1998 Exogenous ubiquinol analogues affect the fluorescence of NCD-4 bound to aspartate-160 of yeast cytochrome b. ubiquinol 10-19 cytochrome b Saccharomyces cerevisiae S288C 95-107 9585479-6 1998 In contrast, in vivo enrichment with the co-antioxidant CoQ10H2 decreased LDL lipid peroxidation induced by SIN-1. ubiquinol 56-63 MAPK associated protein 1 Homo sapiens 108-113 9585479-11 1998 Exposure of human plasma to SIN-1 resulted in the loss of ascorbate followed by loss of CoQ10H2 and bilirubin. ubiquinol 88-95 MAPK associated protein 1 Homo sapiens 28-33 9565029-2 1998 Cytochrome bc1 transfers electrons from ubiquinol to cytochrome c and uses the energy thus released to form an electrochemical gradient across the inner membrane. ubiquinol 40-49 LOC104968582 Bos taurus 53-65 9554960-1 1998 The plant-type ubiquinol:oxygen oxidoreductase, commonly called the alternative oxidase, is a respiratory enzyme thought to contain non-heme iron at its active site. ubiquinol 15-24 oxidoreductase Arabidopsis thaliana 32-46 9497325-5 1998 Exposure of isolated HDL to either low fluxes of aqueous peroxyl radicals, Cu2+ ions, or soybean lipoxygenase resulted in the oxidation of apoAI and apoAII during the earliest stages of the reaction, i.e. after consumption of ubiquinol-10 and in the presence of alpha-TOH. ubiquinol 226-235 linoleate 9S-lipoxygenase-4 Glycine max 97-109 9889976-11 1998 The electron acceptor for membrane glucose dehydrogenase is ubiquinone which is subsequently oxidized directly by ubiquinol oxidases or by electron transfer chains involving cytochrome bc1, cytochrome c and cytochrome c oxidases. ubiquinol 114-123 hexose-6-phosphate dehydrogenase/glucose 1-dehydrogenase Homo sapiens 35-56 9889976-11 1998 The electron acceptor for membrane glucose dehydrogenase is ubiquinone which is subsequently oxidized directly by ubiquinol oxidases or by electron transfer chains involving cytochrome bc1, cytochrome c and cytochrome c oxidases. ubiquinol 114-123 cytochrome c, somatic Homo sapiens 190-202 9889976-11 1998 The electron acceptor for membrane glucose dehydrogenase is ubiquinone which is subsequently oxidized directly by ubiquinol oxidases or by electron transfer chains involving cytochrome bc1, cytochrome c and cytochrome c oxidases. ubiquinol 114-123 cytochrome c, somatic Homo sapiens 207-219