5JTQ

The structure of chaperone SecB in complex with unstructured MBP binding site d

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	d5jtqa_	Alpha and beta proteins (a+b)	SecB-like	SecB-like	automated matches	automated matches	(Escherichia coli O157:H7 ) [TaxId: 83334 ],	SCOPe (2.08)
B	d5jtqb_	Alpha and beta proteins (a+b)	SecB-like	SecB-like	automated matches	automated matches	(Escherichia coli O157:H7 ) [TaxId: 83334 ],	SCOPe (2.08)
C	d5jtqc_	Alpha and beta proteins (a+b)	SecB-like	SecB-like	automated matches	automated matches	(Escherichia coli O157:H7 ) [TaxId: 83334 ],	SCOPe (2.08)
D	d5jtqd_	Alpha and beta proteins (a+b)	SecB-like	SecB-like	automated matches	automated matches	(Escherichia coli O157:H7 ) [TaxId: 83334 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	SecB-like	8040092	3000756	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	SecB-like	8040092	3000756	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	SecB-like	8040092	3000756	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	SecB-like	8040092	3000756	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	SecB	e5jtqA1	A: a+b two layers	X: Bacterial protein-export protein SecB (From Topology)	H: Bacterial protein-export protein SecB (From Topology)	T: Bacterial protein-export protein SecB	F: SecB	ECOD (1.6)
B	SecB	e5jtqB1	A: a+b two layers	X: Bacterial protein-export protein SecB (From Topology)	H: Bacterial protein-export protein SecB (From Topology)	T: Bacterial protein-export protein SecB	F: SecB	ECOD (1.6)
C	SecB	e5jtqC1	A: a+b two layers	X: Bacterial protein-export protein SecB (From Topology)	H: Bacterial protein-export protein SecB (From Topology)	T: Bacterial protein-export protein SecB	F: SecB	ECOD (1.6)
D	SecB	e5jtqD1	A: a+b two layers	X: Bacterial protein-export protein SecB (From Topology)	H: Bacterial protein-export protein SecB (From Topology)	T: Bacterial protein-export protein SecB	F: SecB	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.420.10	Alpha Beta	Roll	Bacterial Protein-export protein SecB	SecB-like	CATH (4.3.0)
B	3.10.420.10	Alpha Beta	Roll	Bacterial Protein-export protein SecB	SecB-like	CATH (4.3.0)
C	3.10.420.10	Alpha Beta	Roll	Bacterial Protein-export protein SecB	SecB-like	CATH (4.3.0)
D	3.10.420.10	Alpha Beta	Roll	Bacterial Protein-export protein SecB	SecB-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF02556	Preprotein translocase subunit SecB (SecB)	Preprotein translocase subunit SecB	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Protein-export protein SecB	unfolded protein binding protein binding binding preprotein binding	protein localization establishment of protein localization cellular localization nitrogen compound transport transport protein transport by the Sec complex establishment of localization transmembrane transport localization protein transmembrane transport protein transport cellular macromolecule localization macromolecule localization cellular process protein localization establishment of protein localization cellular localization nitrogen compound transport transport protein transport by the Sec complex establishment of localization transmembrane transport localization protein transmembrane transport protein transport cellular macromolecule localization macromolecule localization cellular process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation protein folding biosynthetic process metabolic process protein metabolic process macromolecule metabolic process protein targeting cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein tetramerization protein-containing complex assembly cellular component organization or biogenesis regulation of protein stability biological regulation maintenance of unfolded protein regulation of biological quality	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol
E, F	Maltose-binding periplasmic protein	transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity	-	outer membrane-bounded periplasmic space cell envelope periplasmic space cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR035958	SecB-like superfamily	Homologous Superfamily
A, B, C, D	IPR003708	Bacterial protein export chaperone SecB	Family
E, F	IPR006060	Maltose/Cyclodextrin ABC transporter, substrate-binding protein	Family
E, F	IPR006059	Bacterial-type extracellular solute-binding protein	Family
E, F	IPR006061	Solute-binding family 1, conserved site	Conserved Site

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.