2A1K

RB69 single-stranded DNA binding protein core domain

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	d2a1ka_	All beta proteins	OB-fold	Nucleic acid-binding proteins	Phage ssDNA-binding proteins	automated matches	(Escherichia phage RB69 ) [TaxId: 12353 ],	SCOPe (2.08)
B	d2a1kb_	All beta proteins	OB-fold	Nucleic acid-binding proteins	Phage ssDNA-binding proteins	automated matches	(Escherichia phage RB69 ) [TaxId: 12353 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Phage ssDNA-binding proteins	8021073	4001935	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Nucleic acid-binding proteins	8033453	3000135	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Nucleic acid-binding proteins	8033453	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)
A	PF08804	e2a1kA1	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF08804	ECOD (1.6)
B	PF08804	e2a1kB1	A: beta barrels	X: OB-fold	H: Nucleic acid-binding proteins (From Topology)	T: Nucleic acid-binding proteins	F: PF08804	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.198.10	Alpha Beta	Alpha-Beta Complex	Replication Fork Single-Stranded DNA Binding Protein	Replication Fork Single-Stranded Dna Binding Protein	CATH (4.3.0)
B	3.90.198.10	Alpha Beta	Alpha-Beta Complex	Replication Fork Single-Stranded DNA Binding Protein	Replication Fork Single-Stranded Dna Binding Protein	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF08804	gp32 DNA binding protein like (gp32)	gp32 DNA binding protein like	gp32 is a single stranded (ss) DNA binding protein in bacteriophage T4 that is essential for DNA replication, recombination and repair. The ssDNA binding cleft of gp32 comprises regions from three structural subdomains [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	gp32 single stranded DNA binding protein	cation binding ion binding binding metal ion binding small molecule binding DNA binding organic cyclic compound binding single-stranded DNA binding nucleic acid binding	cellular biosynthetic process viral life cycle nucleobase-containing compound metabolic process nucleic acid biosynthetic process organic substance metabolic process organic substance biosynthetic process viral process bidirectional double-stranded viral DNA replication cellular metabolic process viral DNA genome replication primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process cellular biosynthetic process viral life cycle nucleobase-containing compound metabolic process nucleic acid biosynthetic process organic substance metabolic process organic substance biosynthetic process viral process bidirectional double-stranded viral DNA replication cellular metabolic process viral DNA genome replication primary metabolic process DNA metabolic process nucleobase-containing compound biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process organic cyclic compound metabolic process biosynthetic process viral genome replication organic cyclic compound biosynthetic process metabolic process cellular process macromolecule metabolic process DNA biosynthetic process cellular response to stimulus response to stimulus cellular response to stress DNA damage response response to stress DNA repair DNA recombination	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR044947	Bacteriophage T4, Gp32, single-stranded DNA-binding superfamily	Homologous Superfamily
A, B	IPR012340	Nucleic acid-binding, OB-fold	Homologous Superfamily
A, B	IPR046395	Bacteriophage T4, Gp32, single-stranded DNA-binding	Family
A, B	IPR012339	Bacteriophage T4, Gp32, single-stranded DNA-binding domain	Domain

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.