Title : The multidrug resistance protein 5 functions as an ATP-dependent export pump for cyclic nucleotides.

Pub. Date : 2000 Sep 29

PMID : 10893247






8 Functional Relationships(s)
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Protein Name
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1 ATP-dependent transport of 3",5"-cyclic GMP at a substrate concentration of 1 micrometer was 4-fold higher in membrane vesicles from MRP5-transfected cells than in control membranes. Adenosine Triphosphate ATP binding cassette subfamily C member 5 Homo sapiens
2 ATP-dependent transport of 3",5"-cyclic GMP at a substrate concentration of 1 micrometer was 4-fold higher in membrane vesicles from MRP5-transfected cells than in control membranes. Cyclic GMP ATP binding cassette subfamily C member 5 Homo sapiens
3 MRP5-mediated transport was also detected for 3",5"-cyclic AMP at a lower affinity, with a K(m) value of 379 micrometer. Cyclic AMP ATP binding cassette subfamily C member 5 Homo sapiens
4 A potent inhibition of MRP5-mediated transport was observed by several compounds, known as phosphodiesterase modulators, including trequinsin, with a K(i) of 240 nm, and sildenafil, with a K(i) value of 267 nm. trequinsin ATP binding cassette subfamily C member 5 Homo sapiens
5 A potent inhibition of MRP5-mediated transport was observed by several compounds, known as phosphodiesterase modulators, including trequinsin, with a K(i) of 240 nm, and sildenafil, with a K(i) value of 267 nm. Sildenafil Citrate ATP binding cassette subfamily C member 5 Homo sapiens
6 Thus, cyclic nucleotides are physiological substrates for MRP5; moreover, MRP5 may represent a novel pharmacological target for the enhancement of tissue levels of cGMP. Nucleotides, Cyclic ATP binding cassette subfamily C member 5 Homo sapiens
7 Thus, cyclic nucleotides are physiological substrates for MRP5; moreover, MRP5 may represent a novel pharmacological target for the enhancement of tissue levels of cGMP. Cyclic GMP ATP binding cassette subfamily C member 5 Homo sapiens
8 Thus, cyclic nucleotides are physiological substrates for MRP5; moreover, MRP5 may represent a novel pharmacological target for the enhancement of tissue levels of cGMP. Cyclic GMP ATP binding cassette subfamily C member 5 Homo sapiens