Gene/Protein Disease Symptom Drug Enzyme Compound
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Query: UNIPROT:P50502 (Hip)
7,003 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The time course of dipeptidase activity and the effect of p-mercuribenzoate (PCMB) on the subestimation of the fluorometric determination of angiotensin-converting enzyme (ACE, EC 3.4.15.1) during development was studied. ACE and dipeptidase activities were measured fluorometrically in homogenates of the developing chick retina using Hip-His-Leu and His-Leu as substrates, respectively, both either in the presence or in the absence of 1 mM PCMB. ACE activity was inhibited by captopril (IC50 1.7 nM), MK 422 (IC50 4.8 nM), BPP9a (IC50 0.25 microM) and BPP5a (IC50 1.2 microM), thus suggesting that avian retinal ACE catalytically resembles the mammalian enzyme. Dipeptidase activity varied 3.4-fold throughout development, leading to a large and variable (28-83%) subestimation of ACE activity during chick retina ontogenesis. PCMB (1 mM) inhibited 67-94% dipeptidase activity during development, thus greatly reducing any subestimation of ACE activity determination during the development of the chick retina.
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PMID:Effect of p-mercuribenzoate on the subestimation of angiotensin-converting enzyme measurement during chick retina development. 215 60