3EOK | pdb_00003eok

Crystal structure determination of duck (Anas platyrhynchos) hemoglobin at 2.1 Angstrom resolution

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)
B	d3eokb_	All alpha proteins	Globin-like	Globin-like	Globins	automated matches	(Anas platyrhynchos ) [TaxId: 8839 ],	SCOPe (2.08)
A	d3eoka_	All alpha proteins	Globin-like	Globin-like	Globins	automated matches	(Anas platyrhynchos ) [TaxId: 8839 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2 Family	Globins	8061025	4000551	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Globin-like	8061026	3000554	SCOP2 (2022-06-29)
A	SCOP2 Family	Globins	8060953	4000551	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Globin-like	8060954	3000554	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	PDEase_I	e3eokB1	A: a/b three-layered sandwiches	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PDEase_I	ECOD (v294.1)
A	ParBc	e3eokA1	A: a/b three-layered sandwiches	X: Spectrin repeat-like	H: Enzyme IIa from lactose specific PTS, IIa-lac	T: Enzyme IIa from lactose specific PTS, IIa-lac	F: ParBc	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.10.490.10	Mainly Alpha	Orthogonal Bundle	Globin-like	Globins	CATH (4.3.0)
A	1.10.490.10	Mainly Alpha	Orthogonal Bundle	Globin-like	Globins	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Hemoglobin subunit beta	protein binding binding haptoglobin binding oxygen binding small molecule binding oxygen carrier activity molecular carrier activity peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity tetrapyrrole binding heme binding protein binding binding haptoglobin binding oxygen binding small molecule binding oxygen carrier activity molecular carrier activity peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity tetrapyrrole binding heme binding organic acid binding cation binding ion binding metal ion binding	catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process	protein-containing complex cellular anatomical structure intracellular anatomical structure hemoglobin complex cytoplasm cytosol haptoglobin-hemoglobin complex extracellular region extracellular space blood microparticle
A	Hemoglobin subunit alpha-A	protein binding binding haptoglobin binding oxygen binding small molecule binding oxygen carrier activity molecular carrier activity peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity tetrapyrrole binding heme binding protein binding binding haptoglobin binding oxygen binding small molecule binding oxygen carrier activity molecular carrier activity peroxidase activity oxidoreductase activity antioxidant activity oxidoreductase activity, acting on peroxide as acceptor catalytic activity tetrapyrrole binding heme binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding organic acid binding	catabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process	protein-containing complex cellular anatomical structure intracellular anatomical structure hemoglobin complex cytoplasm cytosol haptoglobin-hemoglobin complex extracellular region extracellular space blood microparticle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR050056	Hemoglobin and related oxygen transporters	Family
B	IPR009050	Globin-like superfamily	Homologous Superfamily
B	IPR012292	Globin/Protoglobin	Homologous Superfamily
B	IPR002337	Hemoglobin, beta-type	Family
B	IPR000971	Globin	Domain
A	IPR050056	Hemoglobin and related oxygen transporters	Family
A	IPR002338	Hemoglobin, alpha-type	Family
A	IPR002339	Hemoglobin, pi	Family
A	IPR009050	Globin-like superfamily	Homologous Superfamily
A	IPR012292	Globin/Protoglobin	Homologous Superfamily
A	IPR000971	Globin	Domain

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.