porphobilinogen

porphobilinogen
A pyrrole involved in porphyrin metabolism, generated by aminolevulinate and the enzyme ALA dehydratase.
Syn: PBG

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  • Porphobilinogen — Strukturformel Allgemeines Name Porphobilinogen Andere Namen …   Deutsch Wikipedia

  • Porphobilinogen — Chembox new ImageFile= Porphobilinogen.png ImageSize=200px IUPACName=3 [5 (Aminomethyl) 4 (carboxymethyl) 1H pyrrol 3 yl] propanoic acid OtherNames= Section1= Chembox Identifiers CASNo=487 90 1 PubChem=1021 SMILES=C1=C(C(=C(N1)CN)CC(=O)O)CCC(=O)O …   Wikipedia

  • porphobilinogen — A porphyrin precursor of porphyrinogens, porphyrins, and heme; found in the urine in large quantities in cases of acute or congenital porphyria. p. synthase a liver enzyme …   Medical dictionary

  • Porphobilinogen deaminase — (or hydroxymethylbilane synthase) is an enzyme involved in the third step of the metabolism of porphyrin, converting porphobilinogen into hydroxymethyl bilane. The enzyme has the unique cofactor dipyrromethane. Defective activity of this enzyme… …   Wikipedia

  • Porphobilinogen synthase — Identifiers EC number 4.2.1.24 CAS number 9036 37 7 …   Wikipedia

  • Porphobilinogen-Desaminase — Vorhandene Strukturdaten …   Deutsch Wikipedia

  • Porphobilinogen-Synthase — Δ Aminolävulinsäure Dehydratase Vorhandene Strukturdaten: 1E51 …   Deutsch Wikipedia

  • porphobilinogen synthase — por·pho·bi·lin·o·gen syn·thase (por″fo bĭ linґo jən sinґthās) [EC 4.2.1.24] an enzyme of the lyase class that catalyzes the condensation of two molecules of δ aminolevulinate to form porphobilinogen in the synthesis of… …   Medical dictionary

  • porphobilinogen test — a test for the presence of porphobilinogen; see Watson Schwartz t …   Medical dictionary

  • porphobilinogen — n. a pigment that appears in the urine of individuals with acute porphyria, causing it to darken if left standing …   The new mediacal dictionary

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