Annotations: 6M28

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PsaA_PsaB	e6m28A1	A: beta barrels	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PsaA_PsaB	ECOD (v294.2)
B	PsaA_PsaB	e6m28B1	A: beta barrels	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PsaA_PsaB	ECOD (v294.2)

Chains	Accession	Name	Description	Comments	Source
A, B	PF01903	CbiX (CbiX)	CbiX	The function of CbiX is uncertain, however it is found in cobalamin biosynthesis operons and so may have a related function. Some CbiX proteins contain a striking histidine-rich region at their C-terminus, which suggests that it might be involved in ...	The function of CbiX is uncertain, however it is found in cobalamin biosynthesis operons and so may have a related function. Some CbiX proteins contain a striking histidine-rich region at their C-terminus, which suggests that it might be involved in metal chelation [1].	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Sirohydrochlorin cobaltochelatase	cation binding transition metal ion binding ion binding binding metal ion binding cobalt ion binding small molecule binding nickel cation binding sirohydrochlorin cobaltochelatase activity lyase activity catalytic activity	cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration cobalamin metabolic process cellular respiration energy derivation by oxidation of organic compounds alkane biosynthetic process methane metabolic process generation of precursor metabolites and energy hydrocarbon metabolic process biosynthetic process energy derivation by oxidation of reduced inorganic compounds methanogenesis metabolic process cellular process hydrocarbon biosynthetic process anaerobic respiration cobalamin metabolic process cobalamin biosynthetic process water-soluble vitamin biosynthetic process tetrapyrrole metabolic process anaerobic cobalamin biosynthetic process small molecule biosynthetic process vitamin biosynthetic process vitamin metabolic process tetrapyrrole biosynthetic process small molecule metabolic process	-

Chains	Accession	Name	Type
A, B	IPR023652	Sirohydrochlorin cobaltochelatase	Family
A, B	IPR050963	Sirohydrochlorin Cobaltochelatase/CbiX	Family
A, B	IPR002762	Sirohydrochlorin cobaltochelatase CbiX-like	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

6M28 | pdb_00006m28