2HQS

Crystal structure of TolB/Pal complex

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	d2hqsa1	All beta proteins	6-bladed beta-propeller	TolB, C-terminal domain	TolB, C-terminal domain	TolB, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d2hqsa2	Alpha and beta proteins (a/b)	Anticodon-binding domain-like	TolB, N-terminal domain	TolB, N-terminal domain	TolB, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d2hqsa3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C [auth B]	d2hqsb1	All beta proteins	6-bladed beta-propeller	TolB, C-terminal domain	TolB, C-terminal domain	TolB, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C [auth B]	d2hqsb2	Alpha and beta proteins (a/b)	Anticodon-binding domain-like	TolB, N-terminal domain	TolB, N-terminal domain	TolB, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C [auth B]	d2hqsb3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
E [auth D]	d2hqsd1	All beta proteins	6-bladed beta-propeller	TolB, C-terminal domain	TolB, C-terminal domain	TolB, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
E [auth D]	d2hqsd2	Alpha and beta proteins (a/b)	Anticodon-binding domain-like	TolB, N-terminal domain	TolB, N-terminal domain	TolB, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
E [auth D]	d2hqsd3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
G [auth F]	d2hqsf1	All beta proteins	6-bladed beta-propeller	TolB, C-terminal domain	TolB, C-terminal domain	TolB, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
G [auth F]	d2hqsf2	Alpha and beta proteins (a/b)	Anticodon-binding domain-like	TolB, N-terminal domain	TolB, N-terminal domain	TolB, N-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
G [auth F]	d2hqsf3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B [auth H]	d2hqsh2	Alpha and beta proteins (a+b)	Bacillus chorismate mutase-like	OmpA-like	OmpA-like	automated matches	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B [auth H]	d2hqsh3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D [auth C]	d2hqsc2	Alpha and beta proteins (a+b)	Bacillus chorismate mutase-like	OmpA-like	OmpA-like	automated matches	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D [auth C]	d2hqsc3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
F [auth E]	d2hqse2	Alpha and beta proteins (a+b)	Bacillus chorismate mutase-like	OmpA-like	OmpA-like	automated matches	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
F [auth E]	d2hqse3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
H [auth G]	d2hqsg2	Alpha and beta proteins (a+b)	Bacillus chorismate mutase-like	OmpA-like	OmpA-like	automated matches	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
H [auth G]	d2hqsg3	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	TolB N-terminal domain	8030009	4000514	SCOP2 (2022-06-29)
A	SCOP2 Family	TolB C-terminal domain	8030008	4002720	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	TolB N-terminal domain-like	8042388	3000482	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	YWTD domain-like	8042387	3000494	SCOP2 (2022-06-29)
C [auth B]	SCOP2B Superfamily	YWTD domain-like	8042387	3000494	SCOP2B (2022-06-29)
C [auth B]	SCOP2B Superfamily	TolB N-terminal domain-like	8042388	3000482	SCOP2B (2022-06-29)
E [auth D]	SCOP2B Superfamily	YWTD domain-like	8042387	3000494	SCOP2B (2022-06-29)
E [auth D]	SCOP2B Superfamily	TolB N-terminal domain-like	8042388	3000482	SCOP2B (2022-06-29)
G [auth F]	SCOP2B Superfamily	TolB N-terminal domain-like	8042388	3000482	SCOP2B (2022-06-29)
G [auth F]	SCOP2B Superfamily	YWTD domain-like	8042387	3000494	SCOP2B (2022-06-29)
B [auth H]	SCOP2B Superfamily	OmpA-like	8042389	3001650	SCOP2B (2022-06-29)
D [auth C]	SCOP2 Family	OmpA-like	8030010	4001470	SCOP2 (2022-06-29)
D [auth C]	SCOP2 Superfamily	OmpA-like	8042389	3001650	SCOP2 (2022-06-29)
F [auth E]	SCOP2B Superfamily	OmpA-like	8042389	3001650	SCOP2B (2022-06-29)
H [auth G]	SCOP2B Superfamily	OmpA-like	8042389	3001650	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	DPPIV_N_1	e2hqsA1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: DPPIV_N_1	ECOD (1.6)
A	TolB_N	e2hqsA2	A: a/b three-layered sandwiches	X: TolB, N-terminal domain (From Topology)	H: TolB, N-terminal domain (From Topology)	T: TolB, N-terminal domain	F: TolB_N	ECOD (1.6)
C [auth B]	DPPIV_N_1	e2hqsB1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: DPPIV_N_1	ECOD (1.6)
C [auth B]	TolB_N	e2hqsB2	A: a/b three-layered sandwiches	X: TolB, N-terminal domain (From Topology)	H: TolB, N-terminal domain (From Topology)	T: TolB, N-terminal domain	F: TolB_N	ECOD (1.6)
E [auth D]	DPPIV_N_1	e2hqsD1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: DPPIV_N_1	ECOD (1.6)
E [auth D]	TolB_N	e2hqsD2	A: a/b three-layered sandwiches	X: TolB, N-terminal domain (From Topology)	H: TolB, N-terminal domain (From Topology)	T: TolB, N-terminal domain	F: TolB_N	ECOD (1.6)
G [auth F]	DPPIV_N_1	e2hqsF1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 6-bladed	F: DPPIV_N_1	ECOD (1.6)
G [auth F]	TolB_N	e2hqsF2	A: a/b three-layered sandwiches	X: TolB, N-terminal domain (From Topology)	H: TolB, N-terminal domain (From Topology)	T: TolB, N-terminal domain	F: TolB_N	ECOD (1.6)
B [auth H]	OmpA	e2hqsH1	A: a+b three layers	X: Bacillus chorismate mutase-like	H: OmpA-like (From Topology)	T: OmpA-like	F: OmpA	ECOD (1.6)
D [auth C]	OmpA	e2hqsC1	A: a+b three layers	X: Bacillus chorismate mutase-like	H: OmpA-like (From Topology)	T: OmpA-like	F: OmpA	ECOD (1.6)
F [auth E]	OmpA	e2hqsE1	A: a+b three layers	X: Bacillus chorismate mutase-like	H: OmpA-like (From Topology)	T: OmpA-like	F: OmpA	ECOD (1.6)
H [auth G]	OmpA	e2hqsG1	A: a+b three layers	X: Bacillus chorismate mutase-like	H: OmpA-like (From Topology)	T: OmpA-like	F: OmpA	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.10070	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TolB, N-terminal domain	CATH (4.3.0)
A	2.120.10.30	Mainly Beta	6 Propeller	Neuraminidase	TolB, C-terminal domain	CATH (4.3.0)
C [auth B]	3.40.50.10070	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TolB, N-terminal domain	CATH (4.3.0)
C [auth B]	2.120.10.30	Mainly Beta	6 Propeller	Neuraminidase	TolB, C-terminal domain	CATH (4.3.0)
E [auth D]	3.40.50.10070	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TolB, N-terminal domain	CATH (4.3.0)
E [auth D]	2.120.10.30	Mainly Beta	6 Propeller	Neuraminidase	TolB, C-terminal domain	CATH (4.3.0)
G [auth F]	3.40.50.10070	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	TolB, N-terminal domain	CATH (4.3.0)
G [auth F]	2.120.10.30	Mainly Beta	6 Propeller	Neuraminidase	TolB, C-terminal domain	CATH (4.3.0)
B [auth H]	3.30.1330.60	Alpha Beta	2-Layer Sandwich	60s Ribosomal Protein L30	Chain: A	CATH (4.3.0)
D [auth C]	3.30.1330.60	Alpha Beta	2-Layer Sandwich	60s Ribosomal Protein L30	Chain: A	CATH (4.3.0)
F [auth E]	3.30.1330.60	Alpha Beta	2-Layer Sandwich	60s Ribosomal Protein L30	Chain: A	CATH (4.3.0)
H [auth G]	3.30.1330.60	Alpha Beta	2-Layer Sandwich	60s Ribosomal Protein L30	Chain: A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C [auth B], E [auth D], G [auth F]	PF04052	TolB amino-terminal domain (TolB_N)	TolB amino-terminal domain	TolB is an essential periplasmic component of the tol-dependent translocation system. This function of this amino terminal domain is uncertain.	Domain
A, C [auth B], E [auth D], G [auth F]	PF07676	WD40-like Beta Propeller Repeat (PD40)	WD40-like Beta Propeller Repeat	-	Repeat
B [auth H], D [auth C], F [auth E], H [auth G]	PF00691	OmpA family (OmpA)	OmpA family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C [auth B], E [auth D], G [auth F]	Protein tolB	protein binding binding protein domain specific binding protein-containing complex binding	cellular process cell cycle protein localization protein import establishment of protein localization cellular localization nitrogen compound transport transport organic substance transport establishment of localization localization protein transport cellular macromolecule localization macromolecule localization cellular process cell cycle protein localization protein import establishment of protein localization cellular localization nitrogen compound transport transport organic substance transport establishment of localization localization protein transport cellular macromolecule localization macromolecule localization amide transport bacteriocin transport cell division membrane organization cellular component organization regulation of biological process regulation of cellular component organization regulation of cellular process biological regulation membrane invagination regulation of membrane invagination cellular component organization or biogenesis cellular response to stimulus cellular response to nitrogen compound response to bacteriocin response to organic substance response to stimulus response to organonitrogen compound response to endogenous stimulus response to oxygen-containing compound response to nitrogen compound response to antibiotic cellular response to oxygen-containing compound cellular response to antibiotic cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to organonitrogen compound cellular response to bacteriocin response to chemical cellular response to organic substance	membrane cellular anatomical entity cell division site periplasmic space outer membrane-bounded periplasmic space cell envelope protein-containing complex
B [auth H], D [auth C], F [auth E], H [auth G]	Peptidoglycan-associated lipoprotein	-	membrane organization cellular component organization regulation of biological process regulation of cellular component organization regulation of cellular process biological regulation membrane invagination cellular process regulation of membrane invagination cellular component organization or biogenesis cell cycle cell division	cell division site cellular anatomical entity membrane cell periphery cell outer membrane external encapsulating structure cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth B], E [auth D], G [auth F]	IPR011042	Six-bladed beta-propeller, TolB-like	Homologous Superfamily
A, C [auth B], E [auth D], G [auth F]	IPR007195	TolB, N-terminal	Domain
A, C [auth B], E [auth D], G [auth F]	IPR011659	WD40-like beta propeller	Repeat
A, C [auth B], E [auth D], G [auth F]	IPR014167	Tol-Pal system protein TolB	Family
B [auth H], D [auth C], F [auth E], H [auth G]	IPR006664	Outer membrane protein, bacterial	Domain
B [auth H], D [auth C], F [auth E], H [auth G]	IPR006665	OmpA-like domain	Domain
B [auth H], D [auth C], F [auth E], H [auth G]	IPR039001	Peptidoglycan-associated lipoprotein	Family
B [auth H], D [auth C], F [auth E], H [auth G]	IPR006690	Outer membrane protein, OmpA-like, conserved site	Conserved Site
B [auth H], D [auth C], F [auth E], H [auth G]	IPR014169	Peptidoglycan-associated lipoprotein, C-terminal	Domain
B [auth H], D [auth C], F [auth E], H [auth G]	IPR036737	OmpA-like domain superfamily	Homologous Superfamily