| 3-deazauridine | <chemical> 4-hydroxy-1-(beta-d-ribofuranosyl)-2-pyridinone. Analog of uridine lacking a ring-nitrogen in the 3-position. Functions as an antineoplastic agent. Pharmacological action: antimetabolites, antineoplastic. Chemical name: 2(1H)-Pyridinone, 4-hydroxy-1-beta-D-ribofuranosyl- (12 Dec 1998) |
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| 3-dehydroecdysone 3alpha-reductase | <enzyme> Uses NADPH, converts 3-dehydroecdysone to 3-epiecdysone Registry number: EC 1.1.1.- Synonym: 3de 3alpha-reductase (26 Jun 1999) |
| 3-dehydroecdysone 3beta-reductase | <enzyme> Converts 3-dehydroecdysone into ecdysone; a 36 kD enzyme from haemolymph of cotton leafworm spodoptera littoralis, involved in ecdysteroid biosynthesis Registry number: EC 1.1.3.- (26 Jun 1999) |
| 3-dehydroshikimate dehydratase | <enzyme> Third enzyme in neurospora crass quinic acid catabolic pathway Registry number: EC 4.2.1.- Synonym: quic protein, quic gene product (26 Jun 1999) |
| 3-dehydrosphinganine reductase | <enzyme> Reduces 3-ketosphingosine (3-dehydrosphinganine) to dihydrosphingosine (sphinganine) Registry number: EC 1.1.1.102 Synonym: 3-oxosphinganine reductase (26 Jun 1999) |
| 3-deoxy-D-glycero-2,5-hexodiulosonate dehydrogenase | <enzyme> Forms 2-keto-3-deoxy-d-gluconate from 3-deoxy-d-glycero-2,5-hexodiulosonate; uses NADH Registry number: EC 1.1.1.127 Synonym: 2-keto-3-deoxygluconate oxidoreductase, ketodeoxyuronate dehydrogenase, 2-dehydro-3-deoxy-d-gluconate 5-dehydrogenase NADP+ (26 Jun 1999) |
| 3-deoxy-manno-octulosonate cytidyltransferase | <enzyme> Catalyzed the formation of cmp-kdo from ctp and kdo; k-cks is encoded by kpsu and participates in k5 polysaccharide expression Registry number: EC 2.7.7.38 Synonym: cmp-kdo synthetase, ctp-cmp-3-deoxy-d-manno-octulosonate cytidylyltransferase, k-cks synthetase, kpsu gene product, kdsb gene product (26 Jun 1999) |
| 3-deoxy-manno-octulosonate-8-phosphatase | <enzyme> Kdo-8-phosphate yields kdo + inorganic phosphate Registry number: EC 3.1.3.45 Synonym: 2-keto-3-deoxyoctonate-8-phosphate phosphatase, kdo-8-phosphatase, 3-deoxy-d-manno-octulosonate 8-phosphate phosphatase (26 Jun 1999) |