Annotations: 9H0M

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
E, F, K, L	PF00530	Scavenger receptor cysteine-rich domain (SRCR)	Scavenger receptor cysteine-rich domain	These domains are disulphide rich extracellular domains. These domains are found in several extracellular receptors and may be involved in protein-protein interactions.	Domain
B, D, H, J	PF00042	Globin (Globin)	Globin		Domain
A, C, G, I	PF00042	Globin (Globin)	Globin		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E, F, K, L	PIT54 protein	-	-	cellular anatomical structure membrane
B, D, H, J	Hemoglobin subunit beta	oxygen binding binding small molecule binding oxygen carrier activity molecular carrier activity tetrapyrrole binding heme binding hemoglobin binding protein 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 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 catabolic 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 cellular anatomical structure intracellular anatomical structure hemoglobin complex cytoplasm cytosol haptoglobin-hemoglobin complex extracellular region extracellular space
A, C, G, I	Hemoglobin subunit alpha-A	oxygen binding binding small molecule binding oxygen carrier activity molecular carrier activity tetrapyrrole binding heme binding cation binding transition metal ion binding iron ion 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 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 catabolic 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 cellular anatomical structure intracellular anatomical structure hemoglobin complex cytoplasm cytosol haptoglobin-hemoglobin complex extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E, F, K, L	IPR036772	SRCR-like domain superfamily	Homologous Superfamily
E, F, K, L	IPR001190	SRCR domain	Domain
B, D, H, J	IPR050056	Hemoglobin and related oxygen transporters	Family
B, D, H, J	IPR009050	Globin-like superfamily	Homologous Superfamily
B, D, H, J	IPR012292	Globin/Protoglobin	Homologous Superfamily
B, D, H, J	IPR002337	Hemoglobin, beta-type	Family
B, D, H, J	IPR000971	Globin	Domain
A, C, G, I	IPR050056	Hemoglobin and related oxygen transporters	Family
A, C, G, I	IPR002338	Hemoglobin, alpha-type	Family
A, C, G, I	IPR002339	Hemoglobin, pi	Family
A, C, G, I	IPR009050	Globin-like superfamily	Homologous Superfamily
A, C, G, I	IPR012292	Globin/Protoglobin	Homologous Superfamily
A, C, G, I	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.