EC Number |
Reaction |
Reference |
---|
1.1.1.188 | (5Z,13E)-(15S)-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ = (5Z,13E)-(15S)-9alpha,15-dihydroxy-11-oxoprosta-5,13-dienoate + NADPH + H+ |
- |
- |
1.1.1.188 | (5Z,13E)-(15S)-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ = (5Z,13E)-(15S)-9alpha,15-dihydroxy-11-oxoprosta-5,13-dienoate + NADPH + H+ |
active site structure, enzyme also shows 3alpha-hydroxysteroid dehydrogenase type II activity, i.e. 3alpha-HSD |
655165 |
1.1.1.188 | (5Z,13E)-(15S)-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ = (5Z,13E)-(15S)-9alpha,15-dihydroxy-11-oxoprosta-5,13-dienoate + NADPH + H+ |
catalytic mechanisms, the catalytic sites for PGD2 11-ketoreductase and PGH2 9,11-endoperoxide reductase activities are located differently in the active site cavity, residue Y55 is important for the PGD2 11-ketoreductase activity, but not for the PGH2 9,11-endoperoxide reductase activity, involved structural features, overview |
667713 |
1.1.1.188 | (5Z,13E)-(15S)-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ = (5Z,13E)-(15S)-9alpha,15-dihydroxy-11-oxoprosta-5,13-dienoate + NADPH + H+ |
substrate binding and catalytic mechanism, catalytic site residues are Y55 and H117, enzyme also shows 3alpha-hydroxysteroid dehydrogenase type II activity, i.e. 3alpha-HSD |
654740 |
1.1.1.188 | (5Z,13E)-(15S)-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ = (5Z,13E)-(15S)-9alpha,15-dihydroxy-11-oxoprosta-5,13-dienoate + NADPH + H+ |
Tyr55 is critical for the reaction, the reactions with different substrates might follow different mechanisms |
657211 |