| D-selenocystine alpha, beta-lyase | <enzyme> From clostridium sticklandii; pyridoxal-p enzyme; mw 74kda; decomposes d-selenocystine into pyruvate, nh3 and elemental selenium; d-cystine, d-lanthionine, meso-lanthionine and d-cysteine can also serve as substrates; d-selenocysteine, d-serine, dl-selenohomocystine and l-amino acids are inert Registry number: EC 4.99.- Synonym: dsc-ab-lyase (26 Jun 1999) |
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| I kappa B alpha-associated protein kinase | <enzyme> Isolated from human monocytic cell line; phosphorylates ser(293), ser(288), and thr(291) of ikappabalpha Registry number: EC 2.7.10.- Synonym: ikappabalpha-associated protein kinase, ikappab-alpha-associated protein kinase, ikappabalpha kinase (26 Jun 1999) |
| immunoglobulins, alpha-chain | Heavy chains found in the fab and fc fragments of IgA and having a molecular weight of approximately 58 kD. They contain about 470 amino acid residues arranged in four domains and an oligosaccharide component bound covalently to the fc fragment. (12 Dec 1998) |
| indolyl-3-alkane-alpha-hydroxylase | <enzyme> Indoyl-3-alkane-alpha-hydroxylase; haemprotein which needs no cofactor Registry number: EC 1.13.99.- Synonym: tryptophan side chain oxidase (26 Jun 1999) |
| inositol 1-alpha-galactosyltransferase | <enzyme> Catalyses conversion of udpgalactose plus myo-inositol to galactinol plus udp Registry number: EC 2.4.1.123 Synonym: galactinol synthase (26 Jun 1999) |
| inter-alpha-inhibitor | <chemical> Inhibits bovine trypsin and chymotrypsin; complex formed with chymotrypsin less stable; alpha-glycoprotein; shap - serum-derived hyaluronan associated protein Pharmacological action: serine proteinase inhibitors, trypsin inhibitors Chemical name: trypsin inhibitor, inter-alpha- Synonym: inter-alpha-trypsin inhibitor, protein pi, inter-alpha-trypsin inhibitor, heavy chain, shap protein (05 Dec 1998) |
| testosterone 15-alpha hydroxylase | <enzyme> A haem-thiolate protein (cytochrome p-450) Registry number: EC 1.14.15.- Synonym: cytochrome p-450(15alpha), testosterone 15-alpha monooxygenase, steroid 15-alpha-hydroxylase, cytochrome p-4502a-4, cyp2a-4, cyp2a4 (26 Jun 1999) |
| testosterone 5-alpha-reductase | <enzyme> Chemical name: 3-Oxo-5 alpha-steroid:(acceptor) delta(4)-oxidoreductase Registry number: EC 1.3.99.5 (12 Dec 1998) |
| TM-1 alpha-fibrinogenase | <enzyme> Isolated from the venom of taiwan habu, trimeresurus mucrosqamatus Registry number: EC 3.4.24.- (26 Jun 1999) |
| TM-2 alpha-fibrinogenase | <enzyme> Isolated from the venom of taiwan habu, trimeresurus mucrosquamatus Registry number: EC 3.4.24.- (26 Jun 1999) |
| TM-3 alpha-fibrinogenase | <enzyme> Isolated from the venom of taiwan habu, trimeresurus mucrosquamatus Registry number: EC 3.4.24.- (26 Jun 1999) |
| endo-1,3-alpha-glucanase | <enzyme> Endohydrolysis of 1,3-alpha-d-glucosidic linkages in isolichenin, pseudonigeran and nigeran; may also be called mutanase, see EC 3.2.1.84 exo-1,3-alpha-glucanase Registry number: EC 3.2.1.59 Synonym: endo-1,3-alpha-d-glucanase, endo-alpha-1,3-glucanase (26 Jun 1999) |
| endo-alpha-D-mannosidase | <enzyme> Catalyses the cleavage of glc(1)man(9)glcnac to yield man(8)glcnac and glcalpha1-3man Registry number: EC 3.2.1.- (26 Jun 1999) |
| transforming growth factor alpha | Factor isolated in a variety of tissues including epithelium, and maternal decidua. It is closely related to epidermal growth factor (epidermal growth factor-urogasterone) and binds to the egf receptor. Tgf-alpha acts synergistically with tgf-beta in inducing phenotypic transformation, but its physiological role is unknown. (12 Dec 1998) |
| error, alpha | The statistical error (said to be of the first kind or type I) made in testing an hypothesis when it is concluded that a treatment or intervention is effective when it really is not. Sometimes referred to as a false positive. (12 Dec 1998) |