Annotations: 4NCQ

Crystal structure of NiSOD H1A mutant

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d4ncqc_	All alpha proteins	Four-helical up-and-down bundle	Nickel-containing superoxide dismutase, NiSOD	Nickel-containing superoxide dismutase, NiSOD	automated matches	(Streptomyces coelicolor ) [TaxId: 1902 ],	SCOPe (2.08)
B	d4ncqb_	All alpha proteins	Four-helical up-and-down bundle	Nickel-containing superoxide dismutase, NiSOD	Nickel-containing superoxide dismutase, NiSOD	automated matches	(Streptomyces coelicolor ) [TaxId: 1902 ],	SCOPe (2.08)
A	d4ncqa_	All alpha proteins	Four-helical up-and-down bundle	Nickel-containing superoxide dismutase, NiSOD	Nickel-containing superoxide dismutase, NiSOD	automated matches	(Streptomyces coelicolor ) [TaxId: 1902 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Nickel-containing superoxide dismutase, NiSOD	8040049	3001167	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Nickel-containing superoxide dismutase, NiSOD	8040049	3001167	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nickel-containing superoxide dismutase, NiSOD	8040049	3001167	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C		e4ncqC1	A: beta barrels	X: CCHC-type 1 zinc finger	H: Retrovirus zinc finger-related domains	T: Retrovirus zinc finger-related domains	F:	ECOD (v294.2)
B		e4ncqB1	A: beta barrels	X: CCHC-type 1 zinc finger	H: Retrovirus zinc finger-related domains	T: Retrovirus zinc finger-related domains	F:	ECOD (v294.2)
A		e4ncqA1	A: beta barrels	X: CCHC-type 1 zinc finger	H: Retrovirus zinc finger-related domains	T: Retrovirus zinc finger-related domains	F:	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.20.120.400	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Nickel-containing superoxide dismutase	CATH (4.3.0)
B	1.20.120.400	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Nickel-containing superoxide dismutase	CATH (4.3.0)
A	1.20.120.400	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Nickel-containing superoxide dismutase	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Superoxide dismutase [Ni]	cation binding transition metal ion binding ion binding binding nickel cation binding metal ion binding small molecule binding superoxide dismutase activity oxidoreductase activity, acting on superoxide radicals as acceptor oxidoreductase activity antioxidant activity catalytic activity	-	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR036502	Nickel-containing superoxide dismutase superfamily	Homologous Superfamily
A, B, C	IPR014123	Superoxide dismutase, Nickel-type	Family

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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.