Annotations: 3DFZ

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Sirohm_synth_M	e3dfzB1	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Sirohm_synth_M	ECOD (v294.1)
B	NAD_binding_7	e3dfzB3	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: NAD_binding_7	ECOD (v294.1)
A	NAD_binding_7	e3dfzA1	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: NAD_binding_7	ECOD (v294.1)
A	GMC_oxred_N,GMC_oxred_C	e3dfzA2	A: a/b three-layered sandwiches	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: GMC_oxred_N,GMC_oxred_C	ECOD (v294.1)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
B	1.10.8.610	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	1.10.8.610	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Precorrin-2 dehydrogenase	protoporphyrin ferrochelatase activity lyase activity catalytic activity oxidoreductase activity oxidoreductase activity, acting on the CH-CH group of donors, NAD or NADP as acceptor precorrin-2 dehydrogenase activity oxidoreductase activity, acting on the CH-CH group of donors	heme metabolic process pigment metabolic process porphyrin-containing compound biosynthetic process tetrapyrrole metabolic process heme biosynthetic process siroheme biosynthetic process pigment biosynthetic process tetrapyrrole biosynthetic process biosynthetic process metabolic process cellular process porphyrin-containing compound metabolic process cobalamin metabolic process cobalamin biosynthetic process heme metabolic process pigment metabolic process porphyrin-containing compound biosynthetic process tetrapyrrole metabolic process heme biosynthetic process siroheme biosynthetic process pigment biosynthetic process tetrapyrrole biosynthetic process biosynthetic process metabolic process cellular process porphyrin-containing compound metabolic process cobalamin metabolic process cobalamin biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process vitamin biosynthetic process vitamin metabolic process small molecule metabolic process	-

Chains	Accession	Name	Type
A, B	IPR028281	Siroheme synthase, central domain	Domain
A, B	IPR028161	Siroheme biosynthesis protein Met8-like	Family
A, B	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A, B	IPR006367	Sirohaem synthase, N-terminal	Domain
A, B	IPR042518	Precorrin-2 dehydrogenase, C-terminal helical domain	Homologous Superfamily