3PH0

Crystal structure of the heteromolecular chaperone, AscE-AscG, from the type III secretion system in Aeromonas hydrophila

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Type III secretion system needle-like	8053888	3000649	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	Type III secretion system needle-like	8053888	3000649	SCOP2B (2022-06-29)
B [auth C]	SCOP2 Family	YscG-like	8044952	4004220	SCOP2 (2022-06-29)
B [auth C]	SCOP2 Superfamily	TPR-like	8053886	3001345	SCOP2 (2022-06-29)
D	SCOP2B Superfamily	TPR-like	8053886	3001345	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	T3SS_needle_E	e3ph0A1	A: alpha bundles	X: Type III secretion protein YscE (From Topology)	H: Type III secretion protein YscE (From Topology)	T: Type III secretion protein YscE	F: T3SS_needle_E	ECOD (1.6)
C [auth B]	T3SS_needle_E	e3ph0B1	A: alpha bundles	X: Type III secretion protein YscE (From Topology)	H: Type III secretion protein YscE (From Topology)	T: Type III secretion protein YscE	F: T3SS_needle_E	ECOD (1.6)
B [auth C]	Type_III_YscG	e3ph0C1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Type_III_YscG	ECOD (1.6)
D	Type_III_YscG	e3ph0D1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: Type_III_YscG	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.5.420	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Immunoglobulin FC, subunit C	CATH (4.3.0)
C [auth B]	1.20.5.420	Mainly Alpha	Up-down Bundle	Single alpha-helices involved in coiled-coils or other helix-helix interfaces	Immunoglobulin FC, subunit C	CATH (4.3.0)
B [auth C]	1.25.40.1040	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat		CATH (4.3.0)
D	1.25.40.1040	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C [auth B]	PF08988	Type III secretion system, cytoplasmic E component of needle (T3SS_needle_E)	Type III secretion system, cytoplasmic E component of needle	-	Family
B [auth C], D	PF09477	Bacterial type II secretion system chaperone protein (type_III_yscG) (Type_III_YscG)	Bacterial type II secretion system chaperone protein (type_III_yscG)	-	Repeat

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth B]	IPR012671	Type III export protein PscE/YscE	Family
B [auth C], D	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
B [auth C], D	IPR013348	Type 3 secretion system chaperone YscG/PscG	Family

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.