4OB1 | pdb_00004ob1

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d4ob1b_	All beta proteins	SH3-like barrel	Electron transport accessory proteins	Nitrile hydratase beta chain	automated matches	(Pseudonocardia thermophila ) [TaxId: 1848 ],	SCOPe (2.08)
A	d4ob1a_	Alpha and beta proteins (a+b)	Nitrile hydratase alpha chain	Nitrile hydratase alpha chain	Nitrile hydratase alpha chain	automated matches	(Pseudonocardia thermophila ) [TaxId: 1848 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Electron transport accessory proteins	8040838	3000325	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nitrile hydratase alpha chain	8040837	3000945	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	NHase_beta_C	e4ob1B1	A: beta barrels	X: SH3	H: SH3	T: SH3	F: NHase_beta_C	ECOD (1.6)
B	NHase_beta_N	e4ob1B2	A: alpha arrays	X: Nitrile hydratase subunit beta N-termial domain (From Topology)	H: Nitrile hydratase subunit beta N-termial domain (From Topology)	T: Nitrile hydratase subunit beta N-termial domain	F: NHase_beta_N	ECOD (1.6)
A	NHase_alpha	e4ob1A1	A: a+b complex topology	X: Nitrile hydratase alpha chain (From Topology)	H: Nitrile hydratase alpha chain (From Topology)	T: Nitrile hydratase alpha chain	F: NHase_alpha	ECOD (1.6)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.472.20	Mainly Alpha	Orthogonal Bundle	Cyclin A	domain 1	CATH (4.2.0)
B	2.30.30.50	Mainly Beta	Roll	SH3 type barrels.		CATH (4.2.0)
A	3.90.330.10	Alpha Beta	Alpha-Beta Complex	Nitrile Hydratase	Chain A	CATH (4.2.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Cobalt-containing nitrile hydratase subunit beta	hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity nitrile hydratase activity cation binding transition metal ion binding ion binding binding metal ion binding small molecule binding	catabolic process nitrile catabolic process metabolic process cellular process nitrile metabolic process	-
A	Cobalt-containing nitrile hydratase subunit alpha	cation binding transition metal ion binding ion binding binding metal ion binding cobalt ion binding small molecule binding hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity nitrile hydratase activity	catabolic process nitrile catabolic process metabolic process cellular process nitrile metabolic process	-

Chains	Accession	Name	Type
B	IPR003168	Nitrile hydratase, beta subunit	Family
B	IPR049054	Nitrile hydratase beta subunit-like, N-terminal domain	Domain
B	IPR008990	Electron transport accessory-like domain superfamily	Homologous Superfamily
B	IPR042262	Nitrile hydratase beta subunit, N-terminal	Homologous Superfamily
B	IPR024690	Nitrile hydratase beta subunit domain	Domain
A	IPR004232	Nitrile hydratase alpha/Thiocyanate hydrolase gamma	Domain
A	IPR036648	Nitrile hydratase alpha /Thiocyanate hydrolase gamma superfamily	Homologous Superfamily
A	IPR018141	Nitrile hydratase, alpha subunit	Family
A	IPR023900	Nitrile hydratase alpha subunit /Thiocyanate hydrolase gamma subunit	Family

Modified Residue(s)
Chain	Residue(s)	Description
A	CSD	Parent Component: CYS RESID: AA0262 PSI-MOD : L-cysteine sulfinic acid MOD:00267

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.

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