1BE1 | pdb_00001be1

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1be1a_	Alpha and beta proteins (a/b)	Flavodoxin-like	Cobalamin (vitamin B12)-binding domain	Cobalamin (vitamin B12)-binding domain	Glutamate mutase, small subunit	(Clostridium tetanomorphum ) [TaxId: 1553 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cobalamin (vitamin B12)-binding domain	8035686	3001260	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	B12-binding	e1be1A1	A: beta barrels	X: HTH	H: HTH	T: winged helix domain	F: B12-binding	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.280	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Cobalamin-binding domain	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	GLUTAMATE MUTASE	vitamin binding binding cobalamin binding tetrapyrrole binding heterocyclic compound binding small molecule binding isomerase activity methylaspartate mutase activity catalytic activity intramolecular transferase activity cation binding ion binding metal ion binding	-	-

Chains	Accession	Name	Type
A	IPR036724	Cobalamin-binding domain superfamily	Homologous Superfamily
A	IPR006158	Cobalamin (vitamin B12)-binding domain	Domain
A	IPR006394	Glutamate mutase sigma subunit	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.