Ser_01143 K02302 cysG R02864Siroheme + 2 H+ <=> Fe2+ + Sirohydrochlorin
S-adenosyl-L-methionine:uroporphyrin-III C-methyltransferase Ser_01143 K02302 cysG R03165Hydroxymethylbilane <=> Uroporphyrinogen III + H2O
hydroxymethylbilane hydro-lyase(cyclizing) Ser_01143 K02302 cysG R031942 S-Adenosyl-L-methionine + Uroporphyrinogen III <=> 2 S-Adenosyl-L-homocysteine + Precorrin 2
S-adenosyl-L-methionine:uroporphyrinogen-III C-methyltransferase Ser_01143 K02302 cysG R03947Precorrin 2 + NAD+ <=> Sirohydrochlorin + NADH + H+
S-adenosyl-L-methionine:uroporphyrin-III C-methyltransferase