8COM

Structure of the Nucleosome Core Particle from Trypanosoma brucei

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C, G	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
A, E	Histone H3, putative	DNA binding binding organic cyclic compound binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity ion binding anion binding phosphate ion binding small molecule binding structural molecule activity structural constituent of chromatin	-	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
B, F	Histone H4	DNA binding binding organic cyclic compound binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	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	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle ciliary plasm cilium protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle ciliary plasm cilium cytoplasmic region plasma membrane bounded cell projection cytoplasm plasma membrane bounded cell projection cell projection cytoplasm nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen ciliary transition zone
C, G	Histone H2A	DNA binding binding organic cyclic compound binding nucleic acid binding protein-containing complex binding chromatin binding nucleosome binding nucleosomal DNA binding chromatin DNA binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process cellular component organization 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 cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process cellular component organization 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 cellular metabolic process negative regulation of metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process organelle organization chromosome organization	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
D, H	Histone H2B	DNA binding binding organic cyclic compound binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity ion binding anion binding phosphate ion binding small molecule binding structural molecule activity structural constituent of chromatin	cellular component organization organelle organization chromosome organization cellular process cellular component organization or biogenesis protein-containing complex organization protein-DNA complex assembly protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling nucleosome assembly cellular component organization organelle organization chromosome organization cellular process cellular component organization or biogenesis protein-containing complex organization protein-DNA complex assembly protein-DNA complex organization cellular component biogenesis cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling nucleosome assembly nucleosome organization	protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen protein-containing complex intracellular anatomical structure protein-DNA complex nucleosome chromatin chromosome cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
I	Widom 601 145 bp DNA (127-mer ordered and built)	-	-	-
J	Widom 601 145 bp DNA (127-mer ordered and built)	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, E	IPR009072	Histone-fold	Homologous Superfamily
A, E	IPR007125	Histone H2A/H2B/H3	Domain
A, E	IPR000164	Histone H3/CENP-A	Family
B, F	IPR009072	Histone-fold	Homologous Superfamily
B, F	IPR001951	Histone H4	Family
C, G	IPR009072	Histone-fold	Homologous Superfamily
C, G	IPR007125	Histone H2A/H2B/H3	Domain
C, G	IPR002119	Histone H2A	Family
C, G	IPR032454	Histone H2A, C-terminal domain	Domain
C, G	IPR032458	Histone H2A conserved site	Conserved Site
D, H	IPR009072	Histone-fold	Homologous Superfamily
D, H	IPR007125	Histone H2A/H2B/H3	Domain
D, H	IPR000558	Histone H2B	Family

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.