| 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) |
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| 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) |
| N-alpha-acetylenkephalin carboxypeptidase | <enzyme> Removes sequentially 2 amino acids from c-terminal end of n-acetyl(met5)- or n-acetyl(leu5)-enkephalins; non-acetylated enkephalins less active; a metallocarboxypeptidase Registry number: EC 3.4.17.- Synonym: n-acetyltyrosine deacetylase (26 Jun 1999) |
| neolactotetraosylceramide alpha-2,3-sialyltransferase | <enzyme> Catalyses formation of lm1 and cmp from cmp-n-acetylneuraminate and neolactotetraosylceramide Registry number: EC 2.4.99.10 Synonym: cmp-n-acetylneuraminate-neolactotetraosylceramide alpha-2,3-sialyltransferase, cmp-neuac-nlcose4cer alpha2,3sialyltransferase, sat-3 enzyme (26 Jun 1999) |
| steroid 11-alpha-hydroxylase | <enzyme> Converts 11-deoxycortisol to 11-alpha cortisol (the 11-alpha isomer of hydrocortisone) Registry number: EC 1.14.99.- (26 Jun 1999) |
| steroid 14-alpha-hydroxylase | <enzyme> From induced vegetative cell cultures of mucor piriformis; hydroxylates progesterone to 14-alpha-hydroxyprogesterone in the presence of NADPH and oxygen Registry number: EC 1.14.13.- Synonym: progesterone 14-alpha-hydroxylase (26 Jun 1999) |
| steroid 17 alpha-monooxygenase | <enzyme> A steroid hydroxylase system found in the microsomal membrane of the steroid-hormone producing tissues. It catalyses the 17-hydroxylation of steroids, such as progesterone or pregnenolone in the presence of NADPH and molecular oxygen. This is an important step in the biosynthesis of steroid hormones. Chemical name: Steroid, hydrogen-donor:oxygen oxidoreductase (17 alpha-hydroxylating) Registry number: EC 1.14.99.9 (12 Dec 1998) |
| steroid 7 alpha-hydroxylase | <enzyme> Testosterone and androstenedione incubated with microsomes from rat testes produced 7alpha-hydroxytestosterone and 7alpha-hydroxyandrostenedione Registry number: EC 1.14.99.- Synonym: testicular 7 alpha-hydroxylase, 7 alpha-hydroxylase, microsomal 7alpha-hydroxylase, andiostenedione 7 alpha-hydroxylase, sterol 7 alpha-hydroxylase, cytochrome p-450iia1, cytochrome p450iia1 (26 Jun 1999) |
| steroid 9 alpha monooxygenase | <enzyme> Consists of an electron transport chain of NADH-dependent flavoprotein reductase and 2 iron-sulfur proteins; from nocardia Registry number: EC 1.14.99.- Synonym: steroid 9 alpha-hydroxylase (26 Jun 1999) |
| steroid alpha-ketol oxidase | <enzyme> In conjunction with corticosteroid side-chain-isomerase (EC 5.3.1.21) converts desoxycorticosterone to a 20-oxo-21-oic acid (pregnenoic acid) Registry number: EC 1.2.1.- (26 Jun 1999) |
| N-nitrosopyrrolidine alpha-hydroxylase | <enzyme> A variety of cytochrome p-450 isoenzymes involved in rabbit liver microsomal activity Registry number: EC 1.14.13.- Synonym: npa-hydroxylase (26 Jun 1999) |
| sucrose alpha-d-glucohydrolase | <enzyme> An enzyme hydrolyzing sucrose and maltose; in a complex with isomaltase; hence, hydrolyzes both sucrose and isomaltose; found in the intestinal mucosa; a deficiency of this enzyme results in defective digestion of sucrose and linear a1,4-glucans. Synonym: sucrase. (05 Mar 2000) |
| d(-)-alpha-aminobenzylpenicillin | <drug> Penicillin derivative with broad spectrum activity, ampicillin resistance is often used as a marker for plasmid transfer in genetic engineering (for example pBR322 is ampicillin resistant). (13 Nov 1997) |