| delta(1)-tetrahydrocannabinolic acid synthase | <enzyme> Catalyses the oxidocyclization of cannabigerolic acid without requiring molecular oxygen, coenzymes, or cofactors; n-terminal amino acid sequence given in first source Registry number: EC 5.3.- Synonym: delta(1)-thca synthase (26 Jun 1999) |
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| delta-cadinene synthase | <enzyme> Catalyses conversion of farnesylpyrophosphate to (+)-delta-cadinene; isolated from cotton. Registry number: EC 5.- (26 Jun 1999) |
| deoxyhypusine synthase | <enzyme> Catalyses the transfer of the 4-aminobutyl moiety from spermidine to the epsilon amino group of a specific lysine residue Registry number: EC 1.5.1.- Synonym: spermidine dehydrogenase (nad, l-deoxyhypusyl-forming) (26 Jun 1999) |
| deoxyxylulose-5-phosphate synthase | <enzyme> Catalyses thiamin diphosphate-dependent acyloin condensation between pyruvate and glyceraldehyde Registry number: EC 2.2.1.- Synonym: dxp synthase (26 Jun 1999) |
| synthase | Trivial name used in Enzyme Commission Report for a lyase reaction going in the reverse direction (NTP-independent). For individual synthase's, see the specific names. See: synthetase. (05 Mar 2000) |
| diglucosyldiacylglycerol synthase | <enzyme> Catalyses formation of major, lamellar-forming diglucosyldiacylglycerol from major, nonlamellar-prone monoglucosyldiacylglycerol; isolated from acholeplasma laidlawii Registry number: EC 2.4.1.- Synonym: diglucosyl diacylglycerol synthase, dglcdag synthase (26 Jun 1999) |
| dihydropteroate synthase | <enzyme> An enzyme that catalyses the formation of dihydropteroate from p-aminobenzoic acid and dihydropteridine-hydroxymethyl-pyrophosphate. Chemical name: 2-Amino-4-hydroxy-6-hydroxymethyl-7,8-dihydropteridine-diphosphate:4-aminobenzoate 2-amino-4-hydroxydihydropteridine-6-methenyltransferase Registry number: EC 2.5.1.15 (12 Dec 1998) |
| divinyl ether synthase | <enzyme> Catalyses conversion of hydroperoxides to divinyl ethers; isolated from garlic bulbs allium sativum; preferentially acts sterospecifically on the (s) enantomer of 13-hpod ((9z,11e,13s)-13-hydroperoxy-9,11-octadecadienoic acid Registry number: EC 1.- (26 Jun 1999) |
| D-myo-inositol-3-phosphate synthase | <enzyme> Catalyses conversion of d-glucose-6-phosphate to d-myo-inositol-3-phosphate Registry number: EC 5.5.1.- Synonym: inositol-3-phosphate synthase, ins3p synthase (26 Jun 1999) |
| dTDP-D-glucose synthase | <enzyme> Catalyses the formation of dtdp-d-glucose by using glucose-1-phosphate and dttp as substrates; rfba is a dual function enzyme; rfba is also a phosphomannose isomerase-guanosine diphosphomannose pyrophosphorylase; see record of pmi-GMP Registry number: EC 2.7.7.- Synonym: rfba protein, deltatdp-glucose synthase, tyla1 gene product, rfba gene product (26 Jun 1999) |
| dTDP-L-rhamnose synthase | <enzyme> Catalyses the formation of dtdp-l-rhamnose by using rhamnose-1-phosphate and dttp as substrates; rfbd is a putative oxidoreductase Registry number: EC 2.7.7.- Synonym: rfbd protein, rfbd gene product (26 Jun 1999) |
| indole-3-glycerol-phosphate synthase | <enzyme> An enzyme in the tryptophan biosynthetic pathway. Chemical name: 1-(2-Carboxyphenylamino)-1-deoxy-D-ribulose-5-phosphate carboxy-lyase (cyclizing) Registry number: EC 4.1.1.48 (12 Dec 1998) |
| isoflavone synthase | <enzyme> Microsomal enzyme from soybeans; converts (2s)-naringenin to genistein and converts (2s)-5,4'-dihydroxflavanone to daidzein; requires NADPH and oxygen; may be a cytochrome p-450-dependent monooxygenase Registry number: EC 1.14.13.- Synonym: genistein synthase, naringenin monooxygenase, NADPH-2'-hydroxydaidzein oxidoreductase (26 Jun 1999) |
| isomaltulose synthase | <enzyme> From erwinia rhapontici; forms isomaltulose and trehalulose from sucrose by intramolecular transglycosylation; formerly EC 5.4.99.10 Registry number: EC 5.4.99.11 (26 Jun 1999) |
| isoprene synthase | <enzyme> Catalyses the elimination of pyrophosphate from dimethylallyl diphosphate to form isoprene; requires magnesium or mn2+; responsible for leaf isoprene emission into the atmosphere; from aspen leaves; partial amino acid sequence given in first source Registry number: EC 2.5.1.- (26 Jun 1999) |