Cobalamin biosynthesis, anaerobic, uroporphyrinogen III => sirohydrochlorin => cobyrinate a,c-diamide
Brite
Enzymatic reactions [BR:br08201]
1. Oxidoreductase reactions
1.3 Acting on the CH-CH group of donors
1.3.1 With NAD+ or NADP+ as acceptor
1.3.1.76
R03947 Precorrin 2 + NAD+ <=> Sirohydrochlorin + NADH + H+
Enzymatic reactions [BR:br08201]
4. Lyase reactions
4.99 Other lyases
4.99.1 Sole sub-subclass for lyases that do not belong in the other subclasses
4.99.1.4
R02864 Siroheme + 2 H+ <=> Fe2+ + Sirohydrochlorin