2A9E | pdb_00002a9e

Helicobacter pylori catalase compound I

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
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)
A	d2a9ea_	Multi-domain proteins (alpha and beta)	Heme-dependent catalase-like	Heme-dependent catalase-like	Heme-dependent catalases	Catalase I	(Helicobacter pylori ) [TaxId: 210 ],	SCOPe (2.08)
B	d2a9eb_	Multi-domain proteins (alpha and beta)	Heme-dependent catalase-like	Heme-dependent catalase-like	Heme-dependent catalases	Catalase I	(Helicobacter pylori ) [TaxId: 210 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Heme-dependent catalase-like	8040046	3001681	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Heme-dependent catalase-like	8040046	3001681	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)
A	Catalase	e2a9eA1	A: alpha bundles	X: Cloacin translocation domain	H: beta-Prism I	T: beta-Prism I	F: Catalase	ECOD (develop294)
A	ACOX	e2a9eA2	A: alpha bundles	X: EGF-like	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: ACOX	ECOD (develop294)
B	Catalase	e2a9eB1	A: alpha bundles	X: Cloacin translocation domain	H: beta-Prism I	T: beta-Prism I	F: Catalase	ECOD (develop294)
B	ACOX	e2a9eB2	A: alpha bundles	X: EGF-like	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: ACOX	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.180.10	Mainly Beta	Beta Barrel	Catalase HpII, Chain A, domain 1	Catalase core domain	CATH (4.3.0)
B	2.40.180.10	Mainly Beta	Beta Barrel	Catalase HpII, Chain A, domain 1	Catalase core domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF06628	Catalase-related immune-responsive (Catalase-rel)	Catalase-related immune-responsive	-	Family
A, B	PF00199	Catalase (Catalase)	Catalase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	KatA Catalase	peroxidase activity oxidoreductase activity antioxidant activity catalase activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity binding tetrapyrrole binding heme binding cation binding ion binding metal ion binding small molecule binding	catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process response to hydrogen peroxide response to oxidative stress response to stimulus response to stress response to chemical response to oxygen-containing compound response to reactive oxygen species	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR024708	Catalase active site	Active Site
A, B	IPR010582	Catalase immune-responsive domain	Domain
A, B	IPR002226	Catalase haem-binding site	Binding Site
A, B	IPR020835	Catalase superfamily	Homologous Superfamily
A, B	IPR024711	Catalase, mono-functional, haem-containing, clades 1 and 3	Family
A, B	IPR011614	Catalase core domain	Domain
A, B	IPR018028	Catalase, mono-functional, haem-containing	Family
A, B	IPR040333	Catalase, clade 3	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.