Annotations: 6SEG

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Core histone-like	8070539	3001387	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Core histone-like	8070539	3001387	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Core histone-like	8070545	3001387	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Core histone-like	8070545	3001387	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Core histone-like	8066267	3001387	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Core histone-like	8066267	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)
A	Histone	e6segA1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone	ECOD (1.6)
E	Histone	e6segE1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone	ECOD (1.6)
B	Histone_1	e6segB1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone_1	ECOD (1.6)
F	Histone_1	e6segF1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone_1	ECOD (1.6)
C	Histone_1	e6segC1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone_1	ECOD (1.6)
G	Histone_1	e6segG1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone_1	ECOD (1.6)
D	Histone	e6segD1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone	ECOD (1.6)
H	Histone	e6segH1	A: alpha arrays	X: Histone-like	H: Histone-related	T: Histone	F: Histone	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
E	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
B	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
F	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
C	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
G	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
D	1.10.20.10	Mainly Alpha	Orthogonal Bundle	Histone, subunit A	Histone, subunit A	CATH (utative)
H	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, 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-like centromeric protein A	DNA binding binding organic cyclic compound binding nucleic acid binding protein-containing complex binding chromatin binding protein heterodimerization activity protein binding protein dimerization activity structural molecule activity structural constituent of chromatin	protein-containing complex organization chromosome organization protein-DNA complex assembly CENP-A containing chromatin assembly cellular component organization cellular component biogenesis protein-DNA complex organization organelle organization cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis protein-containing complex organization chromosome organization protein-DNA complex assembly CENP-A containing chromatin assembly cellular component organization cellular component biogenesis protein-DNA complex organization organelle organization cellular component assembly chromatin organization protein-containing complex assembly chromatin remodeling cellular process cellular component organization or biogenesis centromere complex assembly chromatin remodeling at centromere establishment of organelle localization cellular localization microtubule cytoskeleton organization spindle localization establishment or maintenance of cell polarity mitotic cell cycle localization establishment of mitotic spindle localization establishment of spindle localization establishment of spindle orientation organelle localization establishment of localization in cell cell cycle microtubule cytoskeleton organization involved in mitosis cell cycle process establishment of localization establishment of cell polarity mitotic cell cycle process establishment of mitotic spindle orientation microtubule-based process cytoskeleton organization cytoskeleton-dependent cytokinesis mitotic cytokinesis cytokinesis cell division organelle assembly non-membrane-bounded organelle assembly kinetochore assembly kinetochore organization protein localization protein localization to chromosome, centromeric region protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to chromatin protein localization to CENP-A containing chromatin	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol intracellular organelle organelle intracellular non-membrane-bounded organelle chromosome, centromeric region chromosome chromosomal region non-membrane-bounded organelle condensed chromosome, centromeric region condensed chromosome protein-containing complex intracellular anatomical structure cytoplasm cellular anatomical entity cytosol intracellular organelle organelle intracellular non-membrane-bounded organelle chromosome, centromeric region chromosome chromosomal region non-membrane-bounded organelle condensed chromosome, centromeric region condensed chromosome protein-containing complex CENP-A containing chromatin protein-DNA complex nucleosome chromatin chromosome, centromeric core domain CENP-A containing nucleosome membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen pericentric heterochromatin heterochromatin
B, F	Histone H4	DNA binding binding organic cyclic compound binding nucleic acid binding protein heterodimerization activity protein binding protein dimerization activity RNA binding structural molecule activity structural constituent of chromatin	protein-containing complex organization protein-DNA complex assembly protein-DNA complex organization cellular component 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 organelle organization protein-containing complex organization protein-DNA complex assembly protein-DNA complex organization cellular component 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 organelle organization telomere organization chromosome organization protein localization protein localization to chromatin cellular localization protein localization to chromosome, centromeric region localization protein localization to chromosome protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to CENP-A containing chromatin multicellular organismal process regulation of cellular process cellular developmental process regulation of developmental process regulation of megakaryocyte differentiation negative regulation of biological process megakaryocyte differentiation cell development regulation of cell differentiation regulation of cell development multicellular organism development negative regulation of megakaryocyte differentiation cell differentiation anatomical structure development negative regulation of cellular process negative regulation of cell differentiation regulation of immune system process regulation of multicellular organismal process developmental process regulation of biological process regulation of multicellular organismal development hemopoiesis negative regulation of developmental process regulation of myeloid cell differentiation biological regulation negative regulation of myeloid cell differentiation myeloid cell differentiation immune system process regulation of hemopoiesis	membrane cellular anatomical entity extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle protein-containing complex intracellular anatomical structure CENP-A containing chromatin membrane cellular anatomical entity extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle protein-containing complex intracellular anatomical structure CENP-A containing chromatin protein-DNA complex nucleosome chromosome chromatin chromosomal region intracellular organelle chromosome, centromeric core domain CENP-A containing nucleosome intracellular non-membrane-bounded organelle chromosome, centromeric region non-membrane-bounded organelle chromosome, telomeric region nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
C, G	Histone H2A type 2-A	DNA binding protein-containing complex binding binding chromatin binding organic cyclic compound binding nucleic acid 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 protein-DNA complex organization 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 regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process protein-DNA complex organization 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 protein-containing complex organization 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	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 extracellular exosome membrane-bounded organelle extracellular vesicle 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 extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle nucleus intracellular membrane-bounded organelle
D, H	Histone H2B type 1-C/E/F/G/I	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 identical protein binding	protein-containing complex organization protein-DNA complex assembly protein-DNA complex organization cellular component 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 biological process involved in interspecies interaction between organisms protein-containing complex organization protein-DNA complex assembly protein-DNA complex organization cellular component 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 biological process involved in interspecies interaction between organisms innate immune response in mucosa 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 mucosal immune response organ or tissue specific immune response humoral immune response antimicrobial humoral response antimicrobial humoral immune response mediated by antimicrobial peptide antibacterial humoral response defense response to bacterium response to bacterium defense response to Gram-positive bacterium	extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol protein-containing complex extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol protein-containing complex protein-DNA complex nucleosome chromatin chromosome intracellular organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
I	DNA (145-MER)	-	-	-
J	DNA (145-MER)	-	-	-

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	IPR035425	CENP-T/Histone H4, histone fold	Domain
B, F	IPR001951	Histone H4	Family
B, F	IPR019809	Histone H4, conserved site	Conserved Site
B, F	IPR004823	TATA box binding protein associated factor (TAF), histone-like fold domain	Domain
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

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, E	Pharos: P49450	medulloblastoma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm ulcerative colitis adrenal cortex carcinoma breast cancer endometriosis hypertensive disorder large cell medulloblastoma malignant colon neoplasm malignant mesothelioma nasopharyngeal carcinoma ovarian cancer primitive neuroectodermal tumor atopic eczema medulloblastoma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm ulcerative colitis adrenal cortex carcinoma breast cancer endometriosis hypertensive disorder large cell medulloblastoma malignant colon neoplasm malignant mesothelioma nasopharyngeal carcinoma ovarian cancer primitive neuroectodermal tumor atopic eczema breast carcinoma glioblastoma IgA glomerulonephritis lung adenocarcinoma malignant ependymoma malignant pancreatic neoplasm non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma psoriasis atypical teratoid rhabdoid tumor ductal breast carcinoma in situ hepatocellular carcinoma invasive ductal breast carcinoma lung cancer malignant glioma
B, F	Pharos: P62805	lung carcinoma Malignant neoplasm of breast non-small cell lung carcinoma Pick disease acute myeloid leukemia squamous cell lung carcinoma atypical teratoid rhabdoid tumor breast carcinoma ductal breast carcinoma in situ exocrine pancreatic carcinoma hepatocellular carcinoma lung adenocarcinoma malignant colon neoplasm malignant pancreatic neoplasm osteoarthritis lung carcinoma Malignant neoplasm of breast non-small cell lung carcinoma Pick disease acute myeloid leukemia squamous cell lung carcinoma atypical teratoid rhabdoid tumor breast carcinoma ductal breast carcinoma in situ exocrine pancreatic carcinoma hepatocellular carcinoma lung adenocarcinoma malignant colon neoplasm malignant pancreatic neoplasm osteoarthritis pilocytic astrocytoma allergic rhinitis ulcerative colitis autism spectrum disorder cystic fibrosis endogenous depression glioblastoma hypertensive disorder lung cancer malignant mesothelioma multiple sclerosis osteosarcoma psoriasis astrocytic tumor breast cancer diabetes mellitus endometriosis gout invasive ductal breast carcinoma
C, G	Pharos: Q6FI13	breast cancer idiopathic scoliosis primary hyperoxaluria type 1
D, H	Pharos: P62807	breast carcinoma lung adenocarcinoma breast cancer lung carcinoma Malignant neoplasm of breast ovarian cancer ulcerative colitis autism spectrum disorder exocrine pancreatic carcinoma hypertensive disorder malignant colon neoplasm malignant pancreatic neoplasm non-small cell lung carcinoma psoriasis allergic rhinitis breast carcinoma lung adenocarcinoma breast cancer lung carcinoma Malignant neoplasm of breast ovarian cancer ulcerative colitis autism spectrum disorder exocrine pancreatic carcinoma hypertensive disorder malignant colon neoplasm malignant pancreatic neoplasm non-small cell lung carcinoma psoriasis allergic rhinitis cutaneous lupus erythematosus ductal breast carcinoma in situ glioblastoma interstitial cystitis lung cancer malignant mesothelioma osteoarthritis squamous cell lung carcinoma atypical teratoid rhabdoid tumor cystic fibrosis endogenous depression gout invasive ductal breast carcinoma

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.