2FM8

Crystal Structure of the Salmonella Secretion Chaperone InvB in Complex with SipA

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	d2fm8a1	Alpha and beta proteins (a+b)	Secretion chaperone-like	Type III secretory system chaperone-like	Type III secretory system chaperone	Surface presentation of antigens protein SpaK (Spa15)	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
B	d2fm8b2	Alpha and beta proteins (a+b)	Secretion chaperone-like	Type III secretory system chaperone-like	automated matches	automated matches	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
B	d2fm8b3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)
C	d2fm8c1	All alpha proteins	SipA N-terminal domain-like	SipA N-terminal domain-like	SipA N-terminal domain-like	Cell invasion protein SipA, N-terminal domain	(Salmonella enterica subsp. enterica serovar Typhimurium ) [TaxId: 90371 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Type III secretory system chaperone	8028769	4003372	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Type III secretory system chaperone-like	8041148	3000727	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Type III secretory system chaperone-like	8041148	3000727	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	SipA N-terminal domain-like	8041149	3001675	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	Invas_SpaK	e2fm8A1	A: a+b two layers	X: Type III secretory system chaperone-like	H: Type III secretory system chaperone (From Topology)	T: Type III secretory system chaperone	F: Invas_SpaK	ECOD (1.6)
B	Invas_SpaK	e2fm8B1	A: a+b two layers	X: Type III secretory system chaperone-like	H: Type III secretory system chaperone (From Topology)	T: Type III secretory system chaperone	F: Invas_SpaK	ECOD (1.6)
C	SipA_1st	e2fm8C1	A: alpha bundles	X: SipA N-terminal domain-like (From Topology)	H: SipA N-terminal domain-like (From Topology)	T: SipA N-terminal domain-like	F: SipA_1st	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.1460.10	Alpha Beta	2-Layer Sandwich	Yope Regulator	Chain: A,	CATH (4.3.0)
B	3.30.1460.10	Alpha Beta	2-Layer Sandwich	Yope Regulator	Chain: A,	CATH (4.3.0)
C	1.10.4150.10	Mainly Alpha	Orthogonal Bundle	SipA N-terminal domain-like	SipA N-terminal domain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03519	Invasion protein B family (Invas_SpaK)	Invasion protein B family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Surface presentation of antigens protein spaK	-	-	-
C	Cell invasion protein sipA	cytoskeletal protein binding actin binding protein binding binding	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR003065	Surface presentation of antigens protein SpaK	Family
C	IPR015138	Salmonella invasion protein A, N-terminal	Domain
C	IPR023225	Salmonella invasion protein A, chaperone-binding	Homologous Superfamily
C	IPR054043	Cell invasion protein SipA, C-terminal actin binding domain	Domain
C	IPR023224	Salmonella invasion protein A, C-terminal actin-binding domain superfamily	Homologous Superfamily

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.