5TKY | pdb_00005tky

Crystal structure of the co-translational Hsp70 chaperone Ssb in the ATP-bound, open conformation

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HSP70_2nd	e5tkyA2	A: beta sandwiches	X: Heat shock protein 70kD (HSP70), peptide-binding domain (From Topology)	H: Heat shock protein 70kD (HSP70), peptide-binding domain (From Topology)	T: Heat shock protein 70kD (HSP70), peptide-binding domain	F: HSP70_2nd	ECOD (1.6)
A	HSP70_3rd	e5tkyA1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: Heat shock protein 70kD (HSP70), C-terminal subdomain (From Topology)	T: Heat shock protein 70kD (HSP70), C-terminal subdomain	F: HSP70_3rd	ECOD (1.6)
A	HSP70_1st	e5tkyA3	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: HSP70_1st	ECOD (1.6)
A	MreB_Mbl_C	e5tkyA4	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: MreB_Mbl_C	ECOD (1.6)
B	HSP70_2nd	e5tkyB2	A: beta sandwiches	X: Heat shock protein 70kD (HSP70), peptide-binding domain (From Topology)	H: Heat shock protein 70kD (HSP70), peptide-binding domain (From Topology)	T: Heat shock protein 70kD (HSP70), peptide-binding domain	F: HSP70_2nd	ECOD (1.6)
B	HSP70_3rd	e5tkyB4	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: Heat shock protein 70kD (HSP70), C-terminal subdomain (From Topology)	T: Heat shock protein 70kD (HSP70), C-terminal subdomain	F: HSP70_3rd	ECOD (1.6)
B	HSP70_1st	e5tkyB1	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: HSP70_1st	ECOD (1.6)
B	MreB_Mbl_C	e5tkyB3	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: MreB_Mbl_C	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.420.40	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
A	3.90.640.10	Alpha Beta	Alpha-Beta Complex	Actin	Chain A, domain 4	CATH (4.3.0)
A	2.60.34.10	Mainly Beta	Sandwich	Substrate Binding Domain Of DNAk	Chain A, domain 1	CATH (4.3.0)
A	1.20.1270.10	Mainly Alpha	Up-down Bundle	Substrate Binding Domain Of Dnak	Chain:A	CATH (4.3.0)
B	3.30.420.40	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
B	3.90.640.10	Alpha Beta	Alpha-Beta Complex	Actin	Chain A, domain 4	CATH (4.3.0)
B	2.60.34.10	Mainly Beta	Sandwich	Substrate Binding Domain Of DNAk	Chain A, domain 1	CATH (4.3.0)
B	1.20.1270.10	Mainly Alpha	Up-down Bundle	Substrate Binding Domain Of Dnak	Chain:A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00012	Hsp70 protein (HSP70)	Hsp70 protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Putative uncharacterized protein	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity ATP-dependent activity ATP-dependent protein folding chaperone protein folding chaperone	biosynthetic process metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process translation gene expression macromolecule biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR013126	Heat shock protein 70 family	Family
A, B	IPR029048	Heat shock protein 70kD, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR018181	Heat shock protein 70, conserved site	Conserved Site
A, B	IPR029047	Heat shock protein 70kD, peptide-binding domain superfamily	Homologous Superfamily
A, B	IPR043129	ATPase, nucleotide binding domain	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.