| cholesterol 7 alpha-monooxygenase | <enzyme> An enzyme that catalyses the hydroxylation of cholesterol to cholest-5-en-3 beta,7 alpha-diol. Chemical name: Cholesterol,NADPH:oxygen oxidoreductase (7 alpha-hydroxylating) Registry number: EC 1.14.13.17 (12 Dec 1998) |
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| RNase alpha | <enzyme> An enzyme catalyzing endonucleolytic cleavage of O-methylated RNA yielding 5'-phosphomonoesters. (05 Mar 2000) |
| phytanic acid alpha-oxidase | <enzyme> May be the genetic defect in refsum's disease Registry number: EC 1.14.99.- Synonym: phytanic acid alpha-hydroxylase (26 Jun 1999) |
| p-nitrophenyl-alpha-L-rhamnopyranohydrolase | <enzyme> Active toward naringin, hesperidin and p-nitrophenylrhamnosides; specific for alpha-1,2- or alpha-1,6- linkages to beta-d-glucose Registry number: EC 3.2.1.- Synonym: pnp-rhamnohydrolase (26 Jun 1999) |
| polymerase alpha | A class of mammalian DNA polymerases in the nucleus that function in chromosome replication. Synonym: polymerase a. (05 Mar 2000) |
| pregnancy-associated alpha-plasma protein | An alpha 2-macroglobulin, molecular weight approximately 750,000 now believed to be a pregnancy-specific protein. Its plasma levels increase steadily during the second trimester and continue to rise until the end of gestation. (12 Dec 1998) |
| progesterone 5 alpha-reductase | <enzyme> Do not confuse this with progesterone reductase which is a 3 beta-hydroxysteroid dehydrogenase Registry number: EC 1.3.1.30 (26 Jun 1999) |
| saturated steroid 6 alpha-hydroxylase | <enzyme> Acts on 5 alpha-androstane-3 beta,17 beta-diol and 5 alpha-pregnan-3 beta-ol-20-one; does not require cytochrome p-450 Registry number: EC 1.14.99.- Synonym: sat steroid 6alpha-hydroxylase (26 Jun 1999) |
| pro-transforming growth factor-alpha processing protease | <enzyme> Converts membrane-bound protgf-alpha to soluble tgf-alpha; mw 84 kD Registry number: EC 3.4.21.- Synonym: protgf-alpha converting enzyme, protgfalpha processing protease (26 Jun 1999) |
| Sia(alpha2,3)Gal(beta1,4)GlcNAc alpha-2,8-sialyltransferase | <enzyme> An alpha-2,8-sialyltransferase that exhibits activity toward the sia(alpha2,3)gal(beta1,4)glcnac sequences of n-linked oligosaccharides; involved in brain development; amino acid sequence given in first source Registry number: EC 2.4.99.- Synonym: st8sia III (26 Jun 1999) |
| N-acetyl-alpha-D-galactosaminyloligosaccharidase | <enzyme> From clostridium perfringens; cleaves oligosaccharides larger than disaccharides bound by o-glycosyl linkages to protein Registry number: EC 3.2.1.- Synonym: nag-oligosaccharidase, n-acetylgalactosamine oligosaccharidase (26 Jun 1999) |
| N-acetylated-alpha-linked acidic dipeptidase | <enzyme> Chloride-dependent membrane bound metallopeptidase, most active with the endogenous neuropeptide n-acetyl-l-aspartyl-l-glutamate Registry number: EC 3.4.13.- Synonym: naaladase, glutamate carboxypeptidase II, prostate-specific membrane antigen, psm antigen (26 Jun 1999) |
| N-acetylgalactosamine-mucin alpha-N-1,3-N-acetylgalactosaminyltransferase | <enzyme> Forms sia-alpha2-6(gal-nac-alpha1-3)galnac-mucin Registry number: EC 2.4.1.- Synonym: mucin-acetylgalactosaminyltransferase, mucin-gal-nac-transferase (26 Jun 1999) |
| N-acetyllactosamine alpha-D-galactosyltransferase | <enzyme> Transfers galactose to asialo-alpha 1-acid glycoprotein and n-acetyllactosamine Registry number: EC 2.4.1.124 Synonym: udp-gal-n-acetyllactosaminide alpha-1,3-galactosyltransferase, alpha-1-3-galactosyltransferase (26 Jun 1999) |
| N-acetyllactosaminide alpha-1,3-galactosyltransferase | <enzyme> Acts on beta-galactosyl-1,4-n-acetylglucosaminyl termini in asialo-alpha(1)-acid glycoprotein and n-acetyllactosamine, but not on 2'-fucosylated-n-acetyllactosamine Registry number: EC 2.4.1.151 Synonym: nac-lac-1,3-galtransferase, udp-n-acetyllactosaminide alpha-1,3-galactosyltransferase, udp-galactose-beta-d-galactosyl-alpha-1,3-galactosyltransferase, alpha1,3gt (26 Jun 1999) |