Annotations: 5EE2

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Haemoglobin receptor HpuA	8046396	4005058	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8052229	3002098	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)
A	PF16960	e5ee2A1	A: beta barrels	X: Outer membrane meander beta-barrels	H: OMPA-like (From Topology)	T: OMPA-like	F: PF16960	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.160.90	Mainly Beta	Beta Barrel	Porin		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF16960	Haemoglobin-haptoglobin utilisation, porphyrin transporter (HpuA)	Haemoglobin-haptoglobin utilisation, porphyrin transporter	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Hemoglobin-haptoglobin-utilization protein	-	-	cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011250	Outer membrane protein/outer membrane enzyme PagP, beta-barrel	Homologous Superfamily
A	IPR031586	Haemoglobin-haptoglobin utilisation, porphyrin transporter	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 R01GM133198.