| clavaminate synthase | <enzyme> From streptomyces clavuligerus; convers proclavaminic acid to clavaminic acid in a reaction requiring fe(2+), alpha-ketoglutarate, and oxygen Registry number: EC 1.14.11.- Synonym: clavaminic acid synthase (26 Jun 1999) |
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| cobalamin (5'-phosphate)synthase | <enzyme> From pseudomonas denitrificans; catalyses the synthesis of cobalamin 5'-phosphate from GDP-cobinamide and alpha-ribazole 5'-phosphate, but also the synthesis of cobalamin from GDP-cobinamide and alpha-ribazole Registry number: EC 2.6.99.- Synonym: cobv gene product (26 Jun 1999) |
| cobyric acid synthase | <enzyme> From pseudomonas denitrificans; amidates four carboxylate groups of cobyrinic acid Registry number: EC 2.6.1.- Synonym: cobq gene product (26 Jun 1999) |
| cobyrinic acid a,c-diamide synthase | <enzyme> Encoded by cobb gene; from pseudomonas denitrificans Registry number: EC 2.6.1.- Synonym: co ac-a,c-d synthase (26 Jun 1999) |
| phytochromobilin synthase | <enzyme> From plants; reduces biliverdin ixa to phytochromobilin; requires ATP and NADPH Registry number: EC 1.3.1.- (26 Jun 1999) |
| phytoene synthase | <enzyme> Calatyzes the 2-step reaction from geranylgeranyl pyrophosphate to phytoene via prephytoene pyrophophate Registry number: EC 2.5.1.- Synonym: pys gene product, crtb protein, crtb gene product (26 Jun 1999) |
| poly(3-hydroxyalkanoic acid) synthase | <enzyme> Synthesises polyhydroxyalkanoates consisting of medium-chain-length 3-hydroxyalkanoic acids, including poly(3-hydroxybutyrate) Registry number: EC 2.3.1.- Synonym: pha synthase, polyhydroxyalkanoate synthase (26 Jun 1999) |
| mycocerosic acid synthase | <enzyme> Elongates n-fatty acyl CoA specifically with methylmalonyl-CoA; has acyltransferase and beta-ketoacyl synthase domains Registry number: EC 2.3.1.- (26 Jun 1999) |
| polyketide synthase | <chemical> A group of enzymes functionally and structurally resembling the fatty acid synthase complex of microorganisms which produce the benzoisochromane quinone moiety of granaticin and other antibiotic; genbank y10438 (fkba) Chemical name: synthetase, polyketide Synonym: 6-deoxyerythronolide b synthase, 6-deoxyerythronolide-b synthase, debs, type II polyketide beta-ketoacyl synthase, griseusin polyketide synthase, type I polyketide synthase, sterigmatocystin polyketide synthase, st polyketide synthase, urdamycin polyketide synthase, polyketide synthase l1, pksl1 gene product, fkba gene product, niddamycin polyketide synthase, pks enzyme (26 Jun 1999) |
| polyketide synthase ketoreductase | <enzyme> A component of the polyketide synthase; mapped by analogy with fatty acid synthetase complex. Registry number: EC 1.1.- Synonym: pks ketoreductase, actiii gene product (26 Jun 1999) |
| myo-inositol-1-phosphate synthase | <enzyme> An enzyme that catalyses the formation of myo-inositol-1-phosphate from glucose-6-phosphate in the presence of NAD. Chemical name: 1L-myo-Inositol-1-phosphate lyase (isomerizing) Registry number: EC 5.5.1.4 (12 Dec 1998) |
| myrcene synthase | <enzyme> Isolated from the grand fir abies grandis. Registry number: EC 5.5.- (26 Jun 1999) |
| porphobilinogen synthase | <enzyme> An enzyme that catalyses the formation of porphobilinogen from two molecules of 5-aminolevulinic acid. Chemical name: 5-Aminolevulinate hydro-lyase (adding 5-aminolevulinate and cyclizing) Registry number: EC 4.2.1.24 (12 Dec 1998) |
| porphobilinogen synthase porphyria | An inherited disorder in which there is a deficiency of porphobilinogen synthase; d-aminolevulinate levels are elevated, leading to neurological disturbances. Synonym: porphobilinogen synthase porphyria. (05 Mar 2000) |
| precorrin-3 synthase | <enzyme> One of enzymes involved in hydrogenobyrinic acid synthesis; methylates c-20 of precorrin-2 to form precorrin-3; 10 aa amino-terminal sequence given in first source Registry number: EC 2.1.1.- Synonym: cbil gene product, precorrin-2 20-methyltransferase (26 Jun 1999) |