5H7B

Crystal structure of a repeat protein with five Protein A repeat modules

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
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)
A	d5h7ba1	All alpha proteins	immunoglobulin/albumin-binding domain-like	Bacterial immunoglobulin/albumin-binding domains	Immunoglobulin-binding protein A modules	Immunoglobulin-binding protein A modules	(Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
B	d5h7bb1	All alpha proteins	immunoglobulin/albumin-binding domain-like	Bacterial immunoglobulin/albumin-binding domains	Immunoglobulin-binding protein A modules	Immunoglobulin-binding protein A modules	(Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ], (Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Bacterial immunoglobulin/albumin-binding domains	8091648	3001373	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Bacterial immunoglobulin/albumin-binding domains	8091649	3001373	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Bacterial immunoglobulin/albumin-binding domains	8091645	3001373	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Bacterial immunoglobulin/albumin-binding domains	8091649	3001373	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Bacterial immunoglobulin/albumin-binding domains	8091645	3001373	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)
A	B	e5h7bA1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: Bacterial immunoglobulin/albumin-binding domains (From Topology)	T: Bacterial immunoglobulin/albumin-binding domains	F: B	ECOD (1.6)
B	B	e5h7bB3	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: Bacterial immunoglobulin/albumin-binding domains (From Topology)	T: Bacterial immunoglobulin/albumin-binding domains	F: B	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02216	B domain (B)	B domain	This family contains the B domain of Staphylococcal protein A, which specifically binds to the Fc portion of immunoglobulin G.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Immunoglobulin G-binding protein A	protein-containing complex binding binding immunoglobulin binding IgG binding	-	extracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR009063	Immunoglobulin/albumin-binding domain superfamily	Homologous Superfamily
A, B	IPR005877	YSIRK Gram-positive signal peptide	Domain
A, B	IPR036779	LysM domain superfamily	Homologous Superfamily
A, B	IPR005038	Octapeptide repeat	Repeat
A, B	IPR003132	Protein A, Ig-binding domain	Domain
A, B	IPR018392	LysM domain	Domain
A, B	IPR019931	LPXTG cell wall anchor domain	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.