| pyrrole | Divinylenimine;a heterocyclic compound found in many biologically important substances. Synonym: azole, imidole. (05 Mar 2000) |
|---|---|
| pyrrole nucleus | Of porphyrins, a cyclic tetrapyrrole; four pyrrole groups joined into a ring structure by way of -CH== (methylidyne) bridges between the a position of one pyrrole and the a' position of another pyrrole, the fourth pyrrole being joined to the first. See: porphin, porphyrin. (05 Mar 2000) |
| pyrrole ring | <biochemistry, chemistry> A heterocyclic ring structure, found in many important biological pigments and structures that involve an activated metal ion, for example chlorphyll, hem. (18 Nov 1997) |
| pyrrole-2-carboxylate monooxygenase | <enzyme> Consists of 18.7- and 54-kD subunits; the 18.7-kD subunit is an NADH-oxidase; the 54-kD subunit requires NADH and fad; isolated from rhodococcus Registry number: EC 1.14.13.- Synonym: pyrrole-2-cooh monooxygenase (26 Jun 1999) |