4I98

Crystal structure of the complex between ScpA(residues 1-160)-ScpB(residues 1-183)

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8087292	3000034	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8091703	3000034	SCOP2B (2022-06-29)
C	SCOP2 Family	ScpB/YpuH-like	8087291	4000257	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Winged helix DNA-binding domain	8091703	3000034	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Winged helix DNA-binding domain	8087292	3000034	SCOP2 (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	SMC_ScpA_N	e4i98A1	A: alpha arrays	X: N-terminal domain of segregation and condensation protein A, ScpA (From Topology)	H: N-terminal domain of segregation and condensation protein A, ScpA (From Topology)	T: N-terminal domain of segregation and condensation protein A, ScpA	F: SMC_ScpA_N	ECOD (1.6)
B	SMC_ScpB_C	e4i98B1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: SMC_ScpB_C	ECOD (1.6)
B	SMC_ScpB_N	e4i98B2	A: alpha arrays	X: HTH	H: HTH	T: winged	F: SMC_ScpB_N	ECOD (1.6)
C	SMC_ScpB_C	e4i98C2	A: alpha arrays	X: HTH	H: HTH	T: winged	F: SMC_ScpB_C	ECOD (1.6)
C	SMC_ScpB_N	e4i98C1	A: alpha arrays	X: HTH	H: HTH	T: winged	F: SMC_ScpB_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
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)
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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02616	Segregation and condensation protein ScpA (SMC_ScpA)	Segregation and condensation protein ScpA	-	Family
B, C	PF04079	Segregation and condensation complex subunit ScpB (SMC_ScpB)	Segregation and condensation complex subunit ScpB	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Segregation and condensation protein A	-	nucleobase-containing compound metabolic process DNA replication metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process cellular process cell division cell cycle chromosome segregation cell cycle process	intracellular anatomical structure cytoplasm cellular anatomical entity
B, C	Segregation and condensation protein B	-	nucleobase-containing compound metabolic process DNA replication metabolic process primary metabolic process DNA metabolic process macromolecule metabolic process nucleic acid metabolic process chromosome separation cellular process cell cycle chromosome segregation cell cycle process cell division	intracellular anatomical structure cytoplasm cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003768	Segregation and condensation protein A	Family
A	IPR023093	ScpA-like, C-terminal	Homologous Superfamily
B, C	IPR005234	Chromosome segregation/condensation protein ScpB	Family
B, C	IPR036388	Winged helix-like DNA-binding domain superfamily	Homologous Superfamily
B, C	IPR036390	Winged helix DNA-binding domain superfamily	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 R01GM133198.