5T1I | pdb_00005t1i

CBX3 chromo shadow domain in complex with histone H3 peptide

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Chromo_shadow	e5t1iB1	A: beta barrels	X: SH3	H: Chromo domain-like (From Topology)	T: Chromo domain-like	F: Chromo_shadow	ECOD (1.6)
A	Chromo_shadow	e5t1iA1	A: beta barrels	X: SH3	H: Chromo domain-like (From Topology)	T: Chromo domain-like	F: Chromo_shadow	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.40.50.40	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
A	2.40.50.40	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01393	Chromo shadow domain (Chromo_shadow)	Chromo shadow domain	This domain is distantly related to Pfam:PF00385. This domain is always found in association with a chromo domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	Histone H3.1	DNA binding binding nucleic acid binding cell adhesion molecule binding cadherin binding protein binding protein heterodimerization activity 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 biosynthetic process 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 biosynthetic process metabolic process macromolecule metabolic process gene expression macromolecule biosynthetic process organelle organization telomere organization chromosome organization regulation of biosynthetic process regulation of biological process regulation of cellular process epigenetic regulation of gene expression biological regulation regulation of macromolecule metabolic process regulation of gene expression regulation of macromolecule biosynthetic process regulation of metabolic process	cellular anatomical structure membrane 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 protein-DNA complex cellular anatomical structure membrane 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 protein-DNA complex nucleosome intracellular membraneless organelle chromatin chromosome intracellular organelle membraneless organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
A, B	Chromobox protein homolog 3	protein binding binding protein domain specific binding chromatin binding transcription factor binding transcription coregulator binding histone methyltransferase binding enzyme binding identical protein binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of DNA-templated transcription regulation of biological process negative regulation of metabolic 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 negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process response to ketone response to lipid cellular response to endogenous stimulus response to hormone response to steroid hormone cellular response to ketone cellular response to steroid hormone stimulus cellular response to hormone stimulus response to endogenous stimulus cellular response to dexamethasone stimulus response to glucocorticoid cellular response to glucocorticoid stimulus response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to corticosteroid stimulus response to corticosteroid cellular response to chemical stimulus response to chemical cellular response to lipid response to dexamethasone rhythmic process cellular component organization cellular component biogenesis cellular component assembly chromatin organization chromatin remodeling cellular component organization or biogenesis heterochromatin formation epigenetic regulation of gene expression heterochromatin organization negative regulation of gene expression negative regulation of gene expression, epigenetic	membrane-bounded organelle intracellular organelle organelle envelope cellular anatomical structure intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system RNA polymerase II transcription regulator complex protein-containing complex nuclear protein-containing complex transcription regulator complex membrane-bounded organelle intracellular organelle organelle envelope cellular anatomical structure intracellular anatomical structure organelle nuclear envelope nucleus intracellular membrane-bounded organelle endomembrane system RNA polymerase II transcription regulator complex protein-containing complex nuclear protein-containing complex transcription regulator complex membraneless organelle intracellular membraneless organelle chromatin chromosome senescence-associated heterochromatin focus heterochromatin chromosome, centromeric region chromosomal region chromatin silencing complex chromatin lock complex membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen pericentric heterochromatin organelle inner membrane nuclear membrane membrane nuclear inner membrane organelle membrane cytoskeleton spindle microtubule cytoskeleton condensed chromosome, centromeric region condensed chromosome euchromatin chromosome, telomeric region site of DNA damage

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C	IPR009072	Histone-fold	Homologous Superfamily
C	IPR007125	Core Histone H2A/H2B/H3 domain	Domain
C	IPR000164	Histone H3/CENP-A	Family
A, B	IPR023780	Chromo domain	Domain
A, B	IPR016197	Chromo-like domain superfamily	Homologous Superfamily
A, B	IPR023779	Chromo domain, conserved site	Conserved Site
A, B	IPR008251	Chromo shadow domain	Domain
A, B	IPR051219	Heterochromatin-associated chromo domain-containing protein	Family
A, B	IPR038033	Chromobox protein homologue 3, chromo domain	Domain
A, B	IPR000953	Chromo/chromo shadow domain	Domain
A, B	IPR017984	Chromo domain subgroup	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C	Pharos: P68431	lung carcinoma glioblastoma glioma large cell medulloblastoma malignant mesothelioma non-small cell lung carcinoma allergic rhinitis ovarian cancer autism spectrum disorder psoriasis cutaneous lupus erythematosus tuberculosis ependymoma gastric carcinoma Glioma of Brain, Familial lung carcinoma glioblastoma glioma large cell medulloblastoma malignant mesothelioma non-small cell lung carcinoma allergic rhinitis ovarian cancer autism spectrum disorder psoriasis cutaneous lupus erythematosus tuberculosis ependymoma gastric carcinoma Glioma of Brain, Familial hypertensive disorder lung adenocarcinoma malignant colon neoplasm malignant pancreatic neoplasm osteoarthritis astrocytoma (excluding glioblastoma) pancreatic intraductal papillary-mucinous carcinoma breast cancer spina bifida cystic fibrosis exocrine pancreatic carcinoma glioma susceptibility 1 invasive ductal breast carcinoma lung cancer malignant glioma medulloblastoma osteosarcoma atypical teratoid rhabdoid tumor pancreatic intraductal papillary-mucinous neoplasm breast carcinoma subependymoma ductal breast carcinoma in situ gastric cancer hepatocellular carcinoma
A, B	Pharos: Q13185	myopathy osteosarcoma pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma acute myeloid leukemia primitive neuroectodermal tumor atypical teratoid rhabdoid tumor dermatomyositis gastric carcinoma lung adenocarcinoma malignant ependymoma medulloblastoma nasopharyngeal carcinoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm myopathy osteosarcoma pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma acute myeloid leukemia primitive neuroectodermal tumor atypical teratoid rhabdoid tumor dermatomyositis gastric carcinoma lung adenocarcinoma malignant ependymoma medulloblastoma nasopharyngeal carcinoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm plasma cell myeloma adenoma psoriasis breast cancer diabetes mellitus glioblastoma lung cancer malignant glioma metabolic syndrome X oligodendroglioma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia primary hyperoxaluria type 1 astrocytic tumor rheumatoid arthritis Crohn disease esophageal adenocarcinoma large cell medulloblastoma lymphoplasmacytic lymphoma malignant pancreatic neoplasm

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C	AAR	Parent Component: ARG RESID: AA0082 PSI-MOD : L-arginine amide MOD:00091
C	N7P	Parent Component: PRO RESID: AA0082

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.