EC 1.14.99.3

Heme Oxygenase

(Mechanism)

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© IUBMB 2005


The intermediates shown in brackets are not released from the enzyme. The electrons are supplied by NAD(P)H in the presence of EC 1.6.2.4 NADPH—hemoprotein reductase.


For nomenclature of tetrapyrroles, click here.


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biliverdin metabolism
protoheme biosynthesis
EC 1.6.2.4 NADPH—hemoprotein reductase
EC 1.14.99.3 heme oxygenase (biliverdin-producing) now EC 1.14.14.18