| alpha angle | The angle between the visual and optic axes as they cross at the nodal point of the eye, the angle between the visual line and the major axis of the corneal ellipse. (05 Mar 2000) |
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| alpha, alpha-phosphotrehalase | <enzyme> Forms glucose plus glucose-6-phosphate Registry number: EC 3.2.1.93 Synonym: trehalose-6-phosphate hydrolase, phospho-alpha(1,1)glucosidase, trea gene product, trec gene product (26 Jun 1999) |
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| alpha,alpha-trehalose phosphorylase | <enzyme> Chemical name: alpha-d-glucopyranosyl-alpha-d-glucopyranose orthophosphate glucosyltransferase Registry number: EC 2.4.1.64 Synonym: trehalose phosphorylase (26 Jun 1999) |
| alpha-dextrin endo-1,6-alpha-glucosidase | <enzyme> An enzyme with action similar to that of isoamylase; it cleaves 1,6-alpha-glucosidic linkages in pullalan, amylopectin, and glycogen, and in alpha-and beta-amylase limit-dextrins of amylopectin and glycogen. Compare: isoamylase. Synonym: limit dextrinase, pullulanase, R enzyme. (05 Mar 2000) |
| alpha-hydroxymethyl-alpha'-(N-acetylaminomethylene)succinic acid hydrolase | <enzyme> Involved in degradation of vitamin b6; forms acetic acid plus ammonia plus carbon dioxide plus alpha-hydroxymethyl-succinic monoaldehyde Registry number: EC 3.5.1.- Synonym: compound b hydrolase (26 Jun 1999) |
| cholesterol-5 alpha,6 alpha-epoxide hydrase | <enzyme> Aspect of epoxide hydrolase, EC 3.3.2.3 Pharmacological action: carcinogen Registry number: EC 3.3.2.- Synonym: cholesterol epoxide hydrase, cholesterol epoxide hydrolase (26 Jun 1999) |
| CMP-acetylneuraminate-alpha-N-acetylneuramide alpha-2,8-sialyltransferase | <enzyme> Forms ganglioside gd3 Registry number: EC 2.4.99.8 Synonym: cmp-n-acetylneuraminate-gm3 sialyltransferase, gm3-sialosyltransferase, gd3 synthase, gd3-synthase, cmp-n-acetylneuraminate-(n-acetylneuraminyl)-d-galactosyl-d-glucosylceramide sialyltransferase, sialyltransferase II, st II, g(m3) alpha-2,8-sialyltransferase, st8sia I, stii enzyme, stiii enzyme, gt3 synthase (26 Jun 1999) |
| CMP-N-acetylneuraminate-alpha-N-acetylgalactosaminide alpha-2,6-sialyltransferase | <enzyme> Enzyme from foetal calf liver; forms branched tetrasaccharide, neuac-alpha2-3gal-beta1-3(neuac-alpha2-6)galnac of fetuin Registry number: EC 2.4.99.3 Synonym: cmp-aag-sialyltransferase, st6galnaci, galnac 2,6-sialyltransferase (26 Jun 1999) |
| NAD 3 alpha-hydroxy-5 alpha-pregnan-20-one-oxidoreductase | <enzyme> From rat liver microsomes Registry number: EC 1.1.1.- Synonym: nad-3-hp-20-oor (26 Jun 1999) |
| 1,4-alpha-d-glucan 6-alpha-d-glucosyltransferase | A glucosyltransferase that transfers an alpha-glucosyl residue in a 1,4-alpha-glucan to the primary hydroxyl group of glucose in a 1,4-alpha-glucan. See: 1,4-alpha-d-glucan branching enzyme. Synonym: oligoglucan-branching glycosyltransferase. (05 Mar 2000) |
| 1,4-alpha-glucan 6-alpha-glucosyltransferase | <enzyme> From aspergillus niger and oryzae Registry number: EC 2.4.1.24 (26 Jun 1999) |
| 15-hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic acid | <chemical> A stable prostaglandin endoperoxide analog which serves as a thromboxane mimetic. Its actions include mimicking the hydro-osmotic effect of vasopressin and activation of phospholipase c. Pharmacological action: vasoconstrictor agents. Chemical name: 5-Heptenoic Acid, 7-(6-(3-Hydroxy-1-Ocentyl)-2-Oxabicyclo(2.2.1)hept-5-yl)-, (1R-(1alpha,4alpha,5 beta(Z),6alpha(1E,3S*)))- (12 Dec 1998) |
| 5 alpha-3 alpha-hydroxysteroid dehydrogenase | <enzyme> Androsterone can be substrate Registry number: EC 1.1.1.50 Synonym: 3 alpha-hydroxysteroid dehydrogenase, 3 alpha-hydroxysteroid oxidoreductase, 3 oc-hydroxysteroid dehydrogenase (26 Jun 1999) |
| 5 alpha-androstane-3 beta,17 beta-diol 6 alpha-hydroxylase | <enzyme> Requires NADPH, found in rat prostatic microsomes Registry number: EC 1.14.13.- Synonym: artdl 6 alpha-hydroxylase (26 Jun 1999) |
| 5 alpha-androstane 3 beta,17 beta-diol 7 alpha-hydroxylase | <enzyme> Requires NADPH, found in rat prostate microsomes Registry number: EC 1.14.13.- Synonym: artdl 7 alpha-hydroxylase (26 Jun 1999) |
| 5 alpha-dihydroprogesterone 3 alpha-hydroxysteroid oxidoreductase | <enzyme> Catalyses conversion of 5 alpha-dihydroprogesterone to 3 alpha -hydroxy-5 alpha-pregnane-20-one Registry number: EC 1.1.1.- Synonym: 5-dp-3 alpha-hso, NADPH-5 alpha-dihydroprogesterone 3 alpha-hydroxysteroid oxidoreductase, alpha-hsor (26 Jun 1999) |