Annotations: 6K00

Crystal structure A of ceNAP1-H2A-H2B complex

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)
C [auth D]	d6k00d1	All alpha proteins	Histone-fold	Histone-fold	automated matches	automated matches	(Caenorhabditis elegans ) [TaxId: 6239 ], (Caenorhabditis elegans ) [TaxId: 6239 ],	SCOPe (2.08)
B	d6k00b1	Alpha and beta proteins (a+b)	NAP-like	NAP-like	automated matches	automated matches	(Caenorhabditis elegans ) [TaxId: 6239 ],	SCOPe (2.08)
B	d6k00b2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Caenorhabditis elegans ) [TaxId: 6239 ],	SCOPe (2.08)
A	d6k00a_	Alpha and beta proteins (a+b)	NAP-like	NAP-like	automated matches	automated matches	(Caenorhabditis elegans ) [TaxId: 6239 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth D]	SCOP2B Superfamily	Core histone-like	8093844	3001387	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	NAP-like	8079195	3000895	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	NAP-like	8079195	3000895	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)
C [auth D]	Ribosomal_S20p	e6k00D1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Ribosomal_S20p	ECOD (v294.1)
B	Ribosomal_S20p	e6k00B1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Ribosomal_S20p	ECOD (v294.1)
A	Ribosomal_S20p	e6k00A1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Ribosomal_S20p	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth D]	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
C [auth D]	PF16211	C-terminus of histone H2A (Histone_H2A_C)	C-terminus of histone H2A	-	Family
A, B	PF00956	Nucleosome assembly protein (NAP) (NAP)	Nucleosome assembly protein (NAP)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth D]	Histone H2B 1,Histone H2A	DNA binding binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity protein-containing complex binding structural molecule activity structural constituent of chromatin	biological process involved in interspecies interaction between organisms response to stimulus immune response response to other organism defense response defense response to symbiont response to external stimulus response to biotic stimulus immune system process defense response to other organism response to stress innate immune response response to external biotic stimulus regulation of cellular process biological process involved in interspecies interaction between organisms response to stimulus immune response response to other organism defense response defense response to symbiont response to external stimulus response to biotic stimulus immune system process defense response to other organism response to stress innate immune response response to external biotic stimulus regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process cellular process metabolic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process cellular response to stimulus DNA metabolic process cellular response to stress DNA damage response DNA repair 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 heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process heterochromatin organization negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic defense response to Gram-negative bacterium defense response to bacterium response to bacterium	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, B	Nucleosome Assembly Protein	chromatin binding binding protein binding histone binding sterol binding alcohol binding steroid binding lipid binding cholesterol binding small molecule binding cation binding ion binding metal ion binding transcription factor binding chromatin binding binding protein binding histone binding sterol binding alcohol binding steroid binding lipid binding cholesterol binding small molecule binding cation binding ion binding metal ion binding transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding	protein-containing complex organization protein-DNA complex assembly cellular component organization protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis nucleosome assembly nucleosome organization cellular response to stimulus protein-containing complex organization protein-DNA complex assembly cellular component organization protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis nucleosome assembly nucleosome organization cellular response to stimulus double-strand break repair response to stimulus DNA recombination primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress recombinational repair metabolic process macromolecule metabolic process double-strand break repair via homologous recombination DNA repair	cellular anatomical structure intracellular anatomical structure cytoplasm intracellular organelle organelle membraneless organelle intracellular membraneless organelle chromatin chromosome membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth D]	IPR009072	Histone-fold	Homologous Superfamily
C [auth D]	IPR055333	Histone H2B, conserved site	Conserved Site
C [auth D]	IPR000558	Histone H2B	Family
C [auth D]	IPR007125	Core Histone H2A/H2B/H3 domain	Domain
C [auth D]	IPR009072	Histone-fold	Homologous Superfamily
C [auth D]	IPR002119	Histone H2A	Family
C [auth D]	IPR007125	Core Histone H2A/H2B/H3 domain	Domain
C [auth D]	IPR032454	Histone H2A, C-terminal domain	Domain
C [auth D]	IPR032458	Histone H2A conserved site	Conserved Site
A, B	IPR037231	NAP-like superfamily	Homologous Superfamily
A, B	IPR002164	Nucleosome assembly protein	Family

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.