Annotations: 2PGH

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d2pghc_	All alpha proteins	Globin-like	Globin-like	Globins	Hemoglobin, alpha-chain	pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)
A	d2pgha_	All alpha proteins	Globin-like	Globin-like	Globins	Hemoglobin, alpha-chain	pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)
B	d2pghb_	All alpha proteins	Globin-like	Globin-like	Globins	Hemoglobin, beta-chain	pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)
D	d2pghd_	All alpha proteins	Globin-like	Globin-like	Globins	Hemoglobin, beta-chain	pig (Sus scrofa ) [TaxId: 9823 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Globin-like	8036044	3000554	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Globin-like	8036044	3000554	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Globin-like	8036202	3000554	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Globin-like	8036202	3000554	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	PF00042	e2pghC1	A: alpha arrays	X: Globin-like (From Topology)	H: Globin-like (From Topology)	T: Globin-like	F: PF00042	ECOD (1.6)
A	PF00042	e2pghA1	A: alpha arrays	X: Globin-like (From Topology)	H: Globin-like (From Topology)	T: Globin-like	F: PF00042	ECOD (1.6)
B	PF00042	e2pghB1	A: alpha arrays	X: Globin-like (From Topology)	H: Globin-like (From Topology)	T: Globin-like	F: PF00042	ECOD (1.6)
D	PF00042	e2pghD1	A: alpha arrays	X: Globin-like (From Topology)	H: Globin-like (From Topology)	T: Globin-like	F: PF00042	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

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

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF00042	Globin (Globin)	Globin	-	Domain
B, D	PF00042	Globin (Globin)	Globin	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	HEMOGLOBIN (AQUO MET) (ALPHA CHAIN)	oxygen binding binding small molecule binding oxygen carrier activity molecular carrier activity organic cyclic compound binding tetrapyrrole binding heme binding cation binding transition metal ion binding iron ion binding ion binding metal ion binding organic acid binding	cellular catabolic process catabolic process cellular metabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process cellular response to stimulus cellular detoxification cellular response to chemical stimulus response to stimulus response to chemical detoxification cellular catabolic process catabolic process cellular metabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process cellular response to stimulus cellular detoxification cellular response to chemical stimulus response to stimulus response to chemical detoxification cellular oxidant detoxification cellular response to toxic substance response to toxic substance	protein-containing complex intracellular anatomical structure hemoglobin complex cytoplasm cellular anatomical entity cytosol haptoglobin-hemoglobin complex
B, D	HEMOGLOBIN (AQUO MET) (BETA CHAIN)	oxygen binding binding small molecule binding hemoglobin binding protein binding hemoglobin alpha binding oxygen carrier activity molecular carrier activity organic cyclic compound binding tetrapyrrole binding heme binding organic acid binding cation binding ion binding oxygen binding binding small molecule binding hemoglobin binding protein binding hemoglobin alpha binding oxygen carrier activity molecular carrier activity organic cyclic compound binding tetrapyrrole binding heme binding organic acid binding cation binding ion binding metal ion binding	cellular catabolic process catabolic process cellular metabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process cellular response to stimulus cellular detoxification cellular response to chemical stimulus response to stimulus response to chemical detoxification cellular catabolic process catabolic process cellular metabolic process hydrogen peroxide metabolic process reactive oxygen species metabolic process metabolic process cellular process hydrogen peroxide catabolic process cellular response to stimulus cellular detoxification cellular response to chemical stimulus response to stimulus response to chemical detoxification cellular oxidant detoxification cellular response to toxic substance response to toxic substance	protein-containing complex intracellular anatomical structure hemoglobin complex cytoplasm cellular anatomical entity cytosol haptoglobin-hemoglobin complex

InterPro: Protein Family Classification InterPro Database Homepage

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

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.