6K01 | pdb_00006k01

Crystal structure of xH2A-H2B

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 [auth D]	d6k01d_	All alpha proteins	Histone-fold	Histone-fold	Nucleosome core histones	Histone H2B	African clawed frog (Xenopus laevis ) [TaxId: 8355 ],	SCOPe (2.08)
A [auth C]	d6k01c_	All alpha proteins	Histone-fold	Histone-fold	Nucleosome core histones	automated matches	African clawed frog (Xenopus laevis ) [TaxId: 8355 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B [auth D]	SCOP2B Superfamily	Core histone-like	8041279	3001387	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 [auth D]	Histone	e6k01D1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone	ECOD (1.6)
A [auth C]	Histone_1	e6k01C1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth D]	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
A [auth C]	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth C]	PF16211	C-terminus of histone H2A (Histone_H2A_C)	C-terminus of histone H2A	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth D]	Histone H2B 1.1	DNA binding binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	-	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle cellular anatomical structure organelle membraneless organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle
A [auth C]	Histone H2A	DNA binding binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	regulation of cellular process negative regulation of biological process cellular component organization cellular component biogenesis cellular component assembly chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation epigenetic regulation of gene expression regulation of cellular process negative regulation of biological process cellular component organization cellular component biogenesis cellular component assembly chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process biological regulation heterochromatin organization regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process cellular process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle cellular anatomical structure organelle membraneless organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth D]	IPR009072	Histone-fold	Homologous Superfamily
B [auth D]	IPR055333	Histone H2B, conserved site	Conserved Site
B [auth D]	IPR000558	Histone H2B	Family
B [auth D]	IPR007125	Core Histone H2A/H2B/H3 domain	Domain
A [auth C]	IPR009072	Histone-fold	Homologous Superfamily
A [auth C]	IPR002119	Histone H2A	Family
A [auth C]	IPR032454	Histone H2A, C-terminal domain	Domain
A [auth C]	IPR032458	Histone H2A conserved site	Conserved Site
A [auth C]	IPR007125	Core Histone H2A/H2B/H3 domain	Domain

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.