| RK | rabbit kidney; radial keratotomy; reductase kinase; rhodopsin kinase; right kidney |
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| RNR | ribonucleotide reductase |
| RR | radiation reaction; radiation response; rate ratio; rational recovery [group]; recovery room; relati... |
| RRM | ribonucleotide reductase M |
| SPR | sepiapterin reductase; serial probe recognition; specific pathogen free; Society for Pediatric Radio... |
| cortisol delta 4-reductase | <enzyme> Forms 5 alpha-dihydrocortisol& 5 beta-dihydrocortisol Registry number: EC 1.3.1.- Synonym: cortisol delta(4)-hydrogenase, cortisol delta(4)-5 beta-reductase (26 Jun 1999) |
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| cortisone reductase | <enzyme> An enzyme that catalyses the interconversion of a ketone and hydroxy group at c-20 of cortisone and other 17,20,21-trihydroxy steroids. Chemical name: 3 alpha(or 20 beta)-Hydroxysteroid:NAD+ oxidoreductase Registry number: EC 1.1.1.53 (12 Dec 1998) |
| polyprenol reductase | <enzyme> Involved in dolichol biosynthesis Registry number: EC 1.3.1.- (26 Jun 1999) |
| polysulfide reductase | <enzyme> From wollinella succinogenes; enzyme is a component of the phosphorylative electon transport system with polysulfide as the terminal acceptor; polysulfide is formed chemically from elemental sulfur and sulfide which is produced by the growing bacteria Registry number: EC 1.8.99.- Synonym: sulfur reductase (26 Jun 1999) |
| H(2) fumarate reductase | <enzyme> Contains hydrogenase coupled with fumarate reductase by one or more unknown intermediary electron carriers; fumarate yields acetate + succinate Registry number: EC 1.- (26 Jun 1999) |
| crotonobetaine reductase | <enzyme> Converts crotonobetaine to gamma-butyrobetaine Registry number: EC 1.3.- (26 Jun 1999) |
| crotonyl-ACP reductase | 1. An enzyme catalyzing hydrogenation of acyl-ACP complexes to 2,3-dehydroacyl-ACP's, with NAD+ as hydrogen acceptor; important in fatty acid metabolism. Synonym: crotonyl-ACP reductase. 2. A variant enzyme has been found carrying out the same reaction as enoyl-ACP reductase, but with NADP+ as hydrogen acceptor. Synonym: acyl-ACP dehydrogenase, acyl-ACP reductase. (05 Mar 2000) |
| cucurbitacin delta 23-reductase | <enzyme> Catalyses the oxidation of 23,24-dihydrocucurbitacin to cucurbitacin in the presence of NADP+ Registry number: EC 1.3.1.5 (26 Jun 1999) |
| haloperidol reductase | <enzyme> A ketone reductase Registry number: EC 1.1.1.- (26 Jun 1999) |
| precorrin-6 reductase | <enzyme> Catalyses reduction of precorrin-6x to precorrin-6y; cobk isolated from e. Coli Registry number: EC 1.3.- Synonym: cobk gene product (26 Jun 1999) |
| cymA hydroxylase reductase | <enzyme> Flavoprotein electron transport reductase from pseudomonas aureofaciens; genbank u86603 Registry number: EC 1.- Synonym: p-cymene methyl hydroxylase reductase, cyma gene product (26 Jun 1999) |
| cytochrome b5 reductase | <enzyme> An enzyme catalyzing the reduction of 2ferricytochrome b5 to 2ferrocytochrome b5 at the expense of NADH; has a role in fatty acid desaturation; a deficiency can lead to hereditary methemoglobinaemia (type I, only observed in erythrocyte cytosol; type II, deficiency in all tissues; type III, deficiency in all haematopoetic cells). (05 Mar 2000) |
| cytochrome b(5) reductase | <enzyme> May be the enzyme for methemoglobin reductase activity Registry number: EC 1.6.2.2 Synonym: NADH-cytochrome b5 reductase, mcr1 protein, saccharomyces cerevisiae, mcr1 gene product (26 Jun 1999) |
| cytochrome c2 reductase | <enzyme> An enzyme catalyzing the reduction of 2 ferricytochrome c2 to 2 ferrocytochrome c2 at the expense of NADPH. Synonym: cytochrome c2 reductase. (05 Mar 2000) |
| cytochrome c reductase | <enzyme> A flavoprotein containing iron. Cytochrome c may act as receptor. The enzyme reversibly catalyses the oxidation of NADH to NAD and reduced acceptor. An inherited deficiency of this complex results in overwhelming acidosis. Synonym: cytochrome c reductase. Chemical name: NADH:(acceptor) oxidoreductase Registry number: EC 1.6.99.3 (12 Dec 1998) |