| TCA | T-cell A locus; terminal cancer; tetracyclic antidepressant; total cholic acid; total circulating al... |
|---|---|
| TPA | tannic acid, polyphosphomolybdic acid, and amino acid; 12-0-tetradecanoyl-phorbol-13-acetate; third-... |
| UA | absorption unsharpness; ultra-audible; ultrasonic arteriography; umbilical artery; unauthorized abse... |
| CPS | Carbamyl Phosphate Synthetase |
| ADSS | adenylsuccinate synthetase |
| isopenicillin N synthetase | <enzyme> Oxidatively cyclises delta(l-alpha-aminoadipyl)-l-cysteinyl-d-valine forming the bicyclo compound isopenicillin n; as of 9/27/95 see also record for alpha-aminoadipyl-cysteinyl-valine synthetase Chemical name: synthetase, isopenicillin n Registry number: EC 6.3.2.- Synonym: acv cyclase, delta-(alpha-aminoadipyl)-cysteinyl-valine cyclase, pcbc gene product, ipna gene product, ipn synthase (26 Jun 1999) |
|---|---|
| octanoyl-CoA synthetase | Fatty acid thiokinase (medium chain), a ligase forming acyl-CoA's from medium-chain fatty acids and CoA with the conversion of ATP to AMP and PPi. A key step in activation of fatty acids. Synonym: acyl-activating enzyme, butyryl-CoA synthetase, octanoyl-CoA synthetase. (05 Mar 2000) |
| octaprenyl pyrophosphate synthetase | <enzyme> E. Coli enzyme catalyses the condensation of isopentenyl pyrophosphate with farnesyl pyrophosphate to yield octaprenyl pyrophosphate Registry number: EC 2.5.1.- Synonym: octaprenyl diphosphate synthase (26 Jun 1999) |
| threonyl tRNA synthetase kinase | <enzyme> From postribosomal supernatants of bom:nmri mouse liver; comigrates with threonyl trna synthetase during several purification steps Registry number: EC 2.7.1.- Synonym: thr trna synthetase kinase (26 Jun 1999) |
| enniatin B synthetase | <enzyme> Indexed (78-82) to enniatins/biosyn (minor descriptor, file maintatined to peptides, cyclic Registry number: EC 6.3.2.- Synonym: enniatin synthetase (26 Jun 1999) |
| enterobactin synthetase | <enzyme> From E coli; catalyses the formation of enterobactin, the cyclic trimer of 2,3-dihydroxy-n-benzoylserine from 2,3-dihydroxybenzoic acid and serine in the presence of entd, ente, entf and entg Registry number: EC 6.- (26 Jun 1999) |
| trichodiene synthetase | <enzyme> Catalyses the isomerization-cyclization of farnesylpyrophosphate to form the bicyclic olefin trichodiene; consider also farnesylpyrophosphate cyclase Registry number: EC 4.1.99.6 Synonym: trichodiene synthase, sesquiterpene cyclase, trans,trans-farnesyl-diphosphate sesquiterpenoid-lyase (26 Jun 1999) |
| trihydroxycoprostanoyl coenzyme A synthetase | <enzyme> Converts trihydroxycoprostanoic acid in the prsence of ATP and CoA to yield trihydroxycoprostanoyl-CoA; distinct from choloyl-CoA synthetase and long chain fatty acyl CoA synthetase Registry number: EC 6.2.1.- Synonym: trihydroxycoprostanoyl CoA synthetase, tcc-synthetase (26 Jun 1999) |
| tRNA pseudouridine synthetase | <enzyme> Converts trna-uridine to trna-pseudouridine by intramolecular rearrangement of ribose from n-1 to c-5 position of uracil at positions 38, 39 and 40 of nearly all trnas Registry number: EC 5.4.99.12 Synonym: pseudoridine synthase I, pus4 gene product, ynl292w gene product (26 Jun 1999) |
| erythro-dihydrobiopterin triphosphate synthetase | <enzyme> Converts 2-amino-6(5'-triphosphoribosyl)-amino-5-or -6-formamido-6-hydroxypyrimidine into quinonoid-d-erythrodihydroneopterin triphosphate Registry number: EC 3.5.4.- Synonym: dhbp-tp-synthetase (26 Jun 1999) |
| trypanothione synthetase | <enzyme> Catalyses the synthesis of n(1)- and n(8)-glutathionylspermidine and trypanothione from ATP/mg, glutathione, and spermidine; purified from crithidia fasciculata; member of ATP-dependent class of ligases forming an amide linkage Registry number: EC 6.3.1.- (26 Jun 1999) |
| tryptophan synthetase | <enzyme> An enzyme that catalyses the conversion of l-serine and 1-(indol-3-yl)glycerol 3-phosphate to l-tryptophan and glyceraldehyde 3-phosphate. It is a pyridoxal phosphate protein that also catalyses the conversion of serine and indole into tryptophan and water and of indoleglycerol phosphate into indole and glyceraldehyde phosphate. Chemical name: L-Serine hydro-lyase (adding indoleglycerol-phosphate) Registry number: EC 4.2.1.20 (12 Dec 1998) |
| tyrocidine synthetase | <enzyme> Consists of 3 multifunctional enzymes involved in the biosynthesis of the cyclic decapeptide tyrocidine; tyrocidine synthetase 1 activates the phenylalanine and racemises it; tyrocidine sythetase 2 activates proline, phenylalanine and phenylalanine in positions 2,3 and 4 and racemises phenylalanine at position 4; tyrocidine synthetase 3 catalyses the activation of the remaining 6 amino acids; see also record for tyrocidine synthetase 1 Registry number: EC 6.3.2.- Synonym: tycb gene product, tycc gene product (26 Jun 1999) |
| tyrosyl tRNA synthetase kinase | <enzyme> From postribosomal supernatants of bom:nmri mouse liver; comigrates with tyrosyl trna synthetase during several purification steps Registry number: EC 2.7.1.- Synonym: tyr trna synthetase kinase (26 Jun 1999) |
| F390 synthetase | <enzyme> From methanobacterium thermoautotrophicum; catalyses formation of f390 from ATP and coenzyme f420 Registry number: EC 2.7.7.- (26 Jun 1999) |