| argininosuccinate synthase | <enzyme> An enzyme of the urea cycle that catalyses the formation of argininosuccinic acid from citrulline and aspartic acid in the presence of ATP. Absence or defect of this enzyme causes the metabolic disease citrullinaemia in man. Chemical name: L-Citrulline:L-aspartate ligase (AMP-forming) Registry number: EC 6.3.4.5 (12 Dec 1998) |
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| aristolochene synthase | <enzyme> Catalyses the cyclization of trans, trans-farnesyl pyrophosphate to aristolochene; from penicillium roqueforti Registry number: EC 5.- (26 Jun 1999) |
| ATP synthase | <enzyme> An enzyme that catalyses the conversion of phosphate and ADP into ATP during oxidativephosphorylation in mitochondriaand bacteria or photophosphorylationin chloroplasts. (09 Oct 1997) |
| bacteriochlorophyll a synthase | <enzyme> Catalyses esterification of bacteriochlorophyllide with phytol; isolated from e. Coli Registry number: EC 6.1.- Synonym: bchg gene product (26 Jun 1999) |
| benzoate synthase | <enzyme> Enzyme or system catalyzing synthesis of benzoate from cinnamate (75) Registry number: EC 1.- (26 Jun 1999) |
| benzophenone synthase | <enzyme> Catalyses reaction of 3-hydroxybenzoyl-CoA and malonyl-CoA to form 2,3',4,6'-tetrahydroxybenzophenone, carbon dioxide and coenzyme a; isolated from centaurium erythraea Registry number: EC 6.4.- (26 Jun 1999) |
| berbamunine synthase | <enzyme> Catalyses the oxidative c-o phenol coupling reaction in the biosynthesis of bisbenzylisoquinoline alkaloids; from the plant berberis stolonifera; genbank u09610 Registry number: EC 1.1.3.34 Synonym: berbamunine-forming cytochrome p-450, cyp80 (26 Jun 1999) |
| beta-farnesene synthase | <enzyme> Catalyses conversion of farnesyl diphosphate to beta-farnesene; genbank af024615 Registry number: EC 3.6.1.- (26 Jun 1999) |
| beta-ketoacyl-ACP synthase | <enzyme> An enzyme condensing malonyl-ACP and acyl-cys-protein to 3-oxoacyl-ACP + cys-protein + CO2, and similar reactions, as steps in fatty acid synthesis; cys-protein is also a part of the fatty acid synthase complex. Synonym: acyl-malonyl-ACP synthase, beta-ketoacyl-ACP synthase. (05 Mar 2000) |
| cannabidiolic acid synthase | <enzyme> Catalyses the oxidocyclization of cannabigerolic acid to cannabidiolic acid without need of molecular oxygen, coenzymes, or cofactors; isolated from cannabis sativa; n-terminal amino acid sequence given in first source Registry number: EC 5.3.- Synonym: cbda synthase (26 Jun 1999) |
| capsanthin-capsorubin synthase | <enzyme> Catalyses the conversion of antheraxanthin and violaxanthin to capsanthin and capsorubin, respectively; isolated from capsicum annuum; genbank x77289 Registry number: EC 1.- Synonym: ccs gene product (26 Jun 1999) |
| carbamoyl-phosphate synthase (ammonia) | <enzyme> An enzyme that catalyses the formation of carbamoyl phosphate from ATP, carbon dioxide, and ammonia. This enzyme is specific for arginine biosynthesis or the urea cycle. Chemical name: Carbon dioxide:ammonia ligase (ADP-forming, carbamate-phosphorylating) Registry number: EC 6.3.4.16 (12 Dec 1998) |
| carbamoyl-phosphate synthase (glutamine-hydrolyzing) | <enzyme> An enzyme that catalyses the formation of carbamoyl phosphate from ATP, carbon dioxide, and glutamine. This enzyme is important in the de novo biosynthesis of pyrimidines. Chemical name: Carbon dioxide:L-glutamine amido-ligase (ADP-forming, carbamate-phosphorylating) Registry number: EC 6.3.5.5 (12 Dec 1998) |
| carboxynorspermidine synthase | <enzyme> Catalyses reductive condensation of l-aspartic beta-saemialdehyde with diaminopropane to form carboxynorspermidine and water; requires NADPH Registry number: EC 1.5.1.- Synonym: c-nspd synthase, aspartic saemialdehyde-diaminopropane schiff base reductase (26 Jun 1999) |
| carboxyphosphonoenolpyruvate synthase | <enzyme> Catalyses the transesterification between phosphoenolpyruvate and phosphonoformate in the bialaphos biosynthetic pathway; genbank d37878 Registry number: EC 4.2.1.- Synonym: cpep synthase (26 Jun 1999) |