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| immunoglobulins, delta-chain | Heavy chains found in the fab and fc fragments of IgD and having a molecular weight of approximately 64 kD. They contain about 500 amino acid residues arranged in four domains and an oligosaccharide component covalently bound to the fc fragment. (12 Dec 1998) |
|---|---|
| isopiperitenone delta-isomerase | <enzyme> From peppermint; intramolecular 1,3-hydrogen transfer forms piperitenone Registry number: EC 5.3.3.11 Synonym: isopiperitenone isomerase (26 Jun 1999) |
| enoyl-CoA hydratase - 3-hydroxyacyl-CoA dehydrogenase - dodecanoyl-coenzyme A delta-isomerase | <chemical> Catalyses the second and third reactions of the fatty acid beta-oxidation cycle, converting enoyl-CoA to 3-ketoacyl-CoA; EC 4.2.1.17 and EC 1.1.1.35 and EC 5.3.3.8; consider also multifunctional protein-a Synonym: peroxisomal bifunctional enzyme, enoyl-coenzyme a hydratase -- 3-hydroxyacyl-coenzyme a dehydrogenase, peroxisomal trifunctional enzyme, delta(3), delta(2)-enoyl-CoA isomerase--2-enoyl-CoA hydratase--3-hydroxyacyl-CoA dehydrogenase (26 Jun 1999) |
| 2-oxo-delta(3)-4,5,5--trimethylcyclopentenyl acetyl-CoA monooxygenase | <enzyme> Nadph-dependent baeyer-villiger monooxygenase that catalyses conversion of 2-(2'-acetoxyethyl)cyclohexanone to 7-(2'-acetoxyethyl)-2-oxepanone Registry number: EC 1.14.13.- Synonym: odtac monooxygenase (26 Jun 1999) |
| 2-oxo-delta-(3)-4,5,5-trimethylcyclopentenylacetyl-CoA oxygenase | <enzyme> Specific for NADPH as electron donor; incorporates single molecule of oxygen Registry number: EC 1.14.13.- Synonym: otmcpa CoA oxygenase, 2-oxo-delta-(3)-4,5,5-trimethylcyclopentenylacetyl-coenzyme a oxygenase (26 Jun 1999) |
| 3 beta-hydroxy-delta 5-C(27)-steroid dehydrogenase | <enzyme> Second enzyme in the sequence that converts cholesterol to bile acids; deficiency leads to chronic liver disease in childhood Registry number: EC 1.1.1.- Synonym: 7 alpha-hydroxycholesterol 3 beta-dehydrogenase, 7-hydroxycholesterol 3-dehydrogenase, 3 beta-hydroxy-delta(5)-c(27)-steroid oxidoreductase, 5-cholestene-3beta,7alpha-diol oxidase (26 Jun 1999) |
| 3 beta-hydroxysteroid oxidoreductase-delta(5) 3-ketosteroid isomerase | <chemical> System found in breast cancers; consists of EC 1.1.1.145 (progesterone reductase) and EC 5.3.3.1 (steroid delta-isomerase)) Synonym: 3 ohsteroid dehydrogenase-isomerase, delta 5-3 beta hydroxysteroid dehydrogenase-isomerase, 3 beta-hydroxysteroid dehydrogenase-isomerase, 3 beta-hydroxysteroid dehydrogenase-delta(5)-delta(4)-isomerase, 3 beta-hydroxysteroid dehydrogenase-5--4-ene-isomerase, 3-beta-hydroxysteroid dehydrogenase-delta(5-4)-isomerase, 3 beta hydroxysteroid dehydrogenase-delta5-delta4-isomerasease, 3 beta-ol dehydrogenase-delta(4)-delta(5) isomerase, 3 beta-hydroxy-5-ene steroid dehydrogenase-delta 5-delta 4 isomerase (26 Jun 1999) |
| 3-methylitaconate delta-isomerase | <enzyme> Catalyses reversibly the isomerization of methylitaconate to dimethylmaleate Registry number: EC 5.3.3.6 Synonym: 3-midiase (26 Jun 1999) |
| 3-oxo-5 beta-steroid delta 4-dehydrogenase | <enzyme> Do not confuse with EC 1.3.1.23 (cholestenone 5 beta-reductase) which is also steroid 5 beta-reductase in chemline; do not use for enzyme using NADP-see EC 1.3.1.23 and EC 1.3.1.3 Chemical name: 3-oxo-5 beta-steroid delta(4)dehydrogenase Registry number: EC 1.3.99.6 Synonym: steroid 5 beta-reductase, testosterone 5 beta-reductase, 4-ene-5 beta-reductase, delta(4)-3-ketosteroid-5 beta-(acceptor)-reductase, testosterone 5beta-reductase, delta(4)-5beta-reductase, cytosolic 4-ene-reductase (26 Jun 1999) |
| 3-oxosteroid delta(1) dehydrogenase | <enzyme> Cytochrome c used in assay Registry number: EC 1.3.99.4 Synonym: 4-ene-3-oxosteroid (acceptor)-1-ene-oxidoreductase, steroid 1,2-dehydrogenase, 4-en-3-oxosteroid-(acceptor)-1-en oxidoreductase, steroid-1-dehydrogenase, 3-ketosteroid delta(1) dehydrogenase (26 Jun 1999) |
| 5-carboxymethyl-2-hydroxymuconate delta-isomerase | <enzyme> Catalyses the isomerization of 5-carboxymethyl-2-hydroxymuconate to yield 5-carboxymethyl-2-oxo-hex-3-ene-1,6-dioate Registry number: EC 5.3.3.10 Synonym: 5-cmhm isomerase, 5-carboxymethyl-2-hydroxymuconate isomerase (26 Jun 1999) |
| lathosterol delta-5-dehydrogenase | <enzyme> Forms 7-dehydrocholesterol (cholesta-5,7-dien-3-beta-ol) Registry number: EC 1.3.3.2 Synonym: 5 alpha-cholest-7-en-3 beta-ol delta-5-dehydrogenase, lathosterol oxidase, lathosterol 5-desaturase (26 Jun 1999) |
| adrenergic blocking agent | A compound that selectively blocks or inhibits responses to sympathetic adrenergic nerve activity (sympatholytic agent) and to epinephrine, norepinephrine, and other adrenergic amines (adrenolytic agent); two distinct classes exist, alpha-and beta-adrenergic receptor blocking agent's. (05 Mar 2000) |
| adrenergic neuronal blocking agent | A drug that prevents the release of norepinephrine from sympathetic nerve terminals; it does not inhibit the responses of the adrenergic receptors to circulating epinephrine, norepinephrine, and other adrenergic amines. (05 Mar 2000) |
| agent | <pharmacology> Any power, principle or substance capable of producing an effect, whether physical, chemical or biological. Origin: L. Agens = acting (18 Nov 1997) |