Annotations: 1X3E

Crystal structure of the single-stranded DNA-binding protein from Mycobacterium smegmatis

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)
B	d1x3eb_	All beta proteins	OB-fold	Nucleic acid-binding proteins	Single strand DNA-binding domain, SSB	automated matches	(Mycolicibacterium smegmatis ) [TaxId: 1772 ],	SCOPe (2.08)
A	d1x3ea_	All beta proteins	OB-fold	Nucleic acid-binding proteins	Single strand DNA-binding domain, SSB	automated matches	(Mycolicibacterium smegmatis ) [TaxId: 1772 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2 Family	Single strand DNA-binding domain, SSB	8076322	4000346	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Nucleic acid-binding proteins	8076323	3000135	SCOP2 (2022-06-29)
A	SCOP2B Superfamily	Nucleic acid-binding proteins	8076323	3000135	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)
B	B	e1x3eB1	A: alpha arrays	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: B	ECOD (v295.2)
A	CH	e1x3eA1	A: alpha arrays	X: Globin-like	H: Globin-like	T: Globin-like	F: CH	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.40.50.140	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)	Nucleic acid-binding proteins	CATH (4.3.0)
A	2.40.50.140	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)	Nucleic acid-binding proteins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00436	Single-strand binding protein family (SSB)	Single-strand binding protein family	This family includes single stranded binding proteins and also the primosomal replication protein N (PriB). PriB forms a complex with PriA, PriC and ssDNA.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Single-strand binding protein	DNA binding binding single-stranded DNA binding nucleic acid binding	nucleobase-containing compound metabolic process DNA replication metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process	cellular anatomical structure nucleoid

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000424	Primosome PriB/single-strand DNA-binding	Family
A, B	IPR011344	Single-stranded DNA-binding protein	Family
A, B	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily