3KE2

CRYSTAL STRUCTURE OF a DUF2131 family protein (SAMA_2911) FROM SHEWANELLA AMAZONENSIS SB2B AT 2.50 A RESOLUTION

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Winged helix DNA-binding domain	8092028	3000034	SCOP2B (2022-06-29)
C	SCOP2 Family	SAMA_2911-like	8045764	4004670	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Winged helix DNA-binding domain	8092028	3000034	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8092028	3000034	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	HTH_43	e3ke2A1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: HTH_43	ECOD (1.6)
C	HTH_43	e3ke2C1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: HTH_43	ECOD (1.6)
B	HTH_43	e3ke2B1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: HTH_43	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)
C	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)
B	1.10.10.10	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF09904	Winged helix-turn helix (HTH_43)	Winged helix-turn helix	-	Family

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR017162	Uncharacterised conserved protein UCP037266	Family
A, B, C	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily

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.