| EC |
5.3.99.4 |
| Accepted name: |
prostaglandin-I synthase |
| Reaction: |
(5Z,13E,15S)-9α,11α-epidioxy-15-hydroxyprosta-5,13-dienoate = (5Z,13E,15S)-6,9α-epoxy-11α,15-dihydroxyprosta-5,13-dienoate |
| Other name(s): |
prostacyclin synthase; prostacycline synthetase; prostagladin I2 synthetase; PGI2 synthase; PGI2 synthetase; (5Z,13E)-(15S)-9α,11α-epidioxy-15-hydroxyprosta-5,13-dienoate 6-isomerase |
| Systematic name: |
(5Z,13E,15S)-9α,11α-epidioxy-15-hydroxyprosta-5,13-dienoate 6-isomerase |
| Comments: |
A cytochrome P-450 heme-thiolate enzyme. Converts prostaglandin H2 into prostaglandin I2 (prostacyclin). |
| Links to other databases: |
BRENDA, EXPASY, KEGG, MetaCyc, PDB, CAS registry number: 65802-86-0 |
| References: |
| 1. |
DeWitt, D.L. and Smith, W.L. Purification of prostacyclin synthase from bovine aorta by immunoaffinity chromatography. Evidence that the enzyme is a hemoprotein. J. Biol. Chem. 258 (1983) 3285–3293. [PMID: 6338016] |
| 2. |
Ullrich, V., Castle, L. and Weber, P. Spectral evidence for the cytochrome P450 nature of prostacyclin synthetase. Biochem. Pharmacol. 30 (1981) 2033–2036. [DOI] [PMID: 7023490] |
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| [EC 5.3.99.4 created 1984, modified 1990] |
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