siroheme

siroheme
A heme-like prosthetic group used by some enzymes to accomplish the six-electron reduction of sulfur and nitrogen.

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  • Sirohäm — Strukturformel des Sirohäms. Sirohäm[1] besteht aus einem Porphyrin mit einem zentralen Eisenatom. Sirohäm wurde ursprünglich 1973 als prosthetische Gruppe NADPH abhängigen Sulfitreduktase aus E. coli entdeckt und gilt damit als das erste… …   Deutsch Wikipedia

  • Sirohydrochlorin ferrochelatase — In enzymology, a sirohydrochlorin ferrochelatase (EC number|4.99.1.4) is an enzyme that catalyzes the chemical reaction:siroheme + 2 H+ ightleftharpoons sirohydrochlorin + Fe2+Thus, the two substrates of this enzyme are siroheme and H+, whereas… …   Wikipedia

  • Nitrite reductase (NAD(P)H) — nitrite reductase [NAD(P)H] Identifiers EC number 1.7.1.4 CAS number 9029 29 2 …   Wikipedia

  • Сирогем — Общие Химическая формула C …   Википедия

  • Bilirubin — Bilirubin …   Wikipedia

  • Corrin — For other uses, see Corrin (disambiguation). Corrin Identifiers CAS number …   Wikipedia

  • Porphyrin — Structure of porphine, the simplest porphyrin Heme group of hemoglobin. An …   Wikipedia

  • Chlorin — Not to be confused with chlorine. Chlorin Identifiers CAS number …   Wikipedia

  • Coproporphyrinogens — are tetrapyrroles with four propionic acid groups and an equal number of substituted methyls. Coproporphyrinogen III is the most common variance. In the metabolism of porphyrin, it is formed from uroporphyrinogen III by the enzyme… …   Wikipedia

  • Coproporphyrinogen III — Identifiers CAS number 2624 63 7 …   Wikipedia

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