1H6N | pdb_00001h6n

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1h6na_	Multi-domain proteins (alpha and beta)	Heme-dependent catalase-like	Heme-dependent catalase-like	Heme-dependent catalases	Catalase I	(Proteus mirabilis ) [TaxId: 584 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Heme-dependent catalase-like	8035525	3001681	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e1h6nA1	A: Cloacin translocation domain	X: Cloacin translocation domain	H: Cloacin translocation domain	T: Urease_alpha	F:	ECOD (20:10:01)
A		e1h6nA2	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: p53 tetramerization domain	H: p53 tetramerization domain	T: Cation_efflux	F:	ECOD (20:10:01)

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)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	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

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

Modified Residue(s)
Chain	Residue(s)	Description
A	OMT	Parent Component: MET RESID: AA0251 PSI-MOD : L-methionine sulfone MOD:00256

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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