4X3S | pdb_00004x3s

Crystal structure of chromobox homology 7 (CBX7) with SETDB1-1170me3 Peptide

External Resource: Annotation

Domain Annotation: SCOP2 Classification
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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Chromo domain-like	8072501	3000161	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Chromo domain-like	8072501	3000161	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	Chromo	e4x3sB1	A: beta barrels	X: SH3	H: Chromo domain-like (From Topology)	T: Chromo domain-like	F: Chromo	ECOD (1.6)
A	Chromo	e4x3sA1	A: beta barrels	X: SH3	H: Chromo domain-like (From Topology)	T: Chromo domain-like	F: Chromo	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	PF00385	Chromo (CHRromatin Organisation MOdifier) domain (Chromo)	Chromo (CHRromatin Organisation MOdifier) domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	SETDB1-1170me3 Peptide	protein-lysine N-methyltransferase activity histone H3 methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups histone H3K9 methyltransferase activity transferase activity histone H3K9 trimethyltransferase activity S-adenosylmethionine-dependent methyltransferase activity histone methyltransferase activity lysine N-methyltransferase activity protein methyltransferase activity histone modifying activity N-methyltransferase activity methyltransferase activity catalytic activity protein-lysine N-methyltransferase activity histone H3 methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups histone H3K9 methyltransferase activity transferase activity histone H3K9 trimethyltransferase activity S-adenosylmethionine-dependent methyltransferase activity histone methyltransferase activity lysine N-methyltransferase activity protein methyltransferase activity histone modifying activity N-methyltransferase activity methyltransferase activity catalytic activity histone H3K9 monomethyltransferase activity chromatin binding binding histone H3K9me2 methyltransferase activity promoter-specific chromatin binding DNA binding nucleic acid binding cation binding transition metal ion binding zinc ion binding ion binding metal ion binding small molecule binding	methylation metabolic process cellular process 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 methylation metabolic process cellular process 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 constitutive heterochromatin formation biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process DNA methylation-dependent constitutive heterochromatin formation negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of metabolic process retrotransposition transposable element silencing by heterochromatin formation transposition transposable element silencing	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle intracellular membrane-bounded organelle cytoplasm nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen membraneless organelle membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle intracellular membrane-bounded organelle cytoplasm nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen membraneless organelle intracellular membraneless organelle chromosome
A, B	Chromobox protein homolog 7	histone H3K9me2/3 reader activity histone reader activity histone H3 reader activity chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity chromatin binding binding RNA binding nucleic acid binding single-stranded RNA binding	developmental process skin development gland development animal organ development anatomical structure development sebaceous gland development	membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle PcG protein complex membraneless organelle intracellular membraneless organelle chromatin chromosome membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure organelle nucleus nuclear protein-containing complex intracellular membrane-bounded organelle PcG protein complex membraneless organelle intracellular membraneless organelle chromatin chromosome heterochromatin PRC1 complex ubiquitin ligase complex catalytic complex transferase complex nuclear ubiquitin ligase complex intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR040880	Domain of unknown function DUF5604	Domain
C, D	IPR007728	Pre-SET domain	Domain
C, D	IPR046341	SET domain superfamily	Homologous Superfamily
C, D	IPR002999	Tudor domain	Domain
C, D	IPR001214	SET domain	Domain
C, D	IPR047232	Histone-lysine N-methyltransferase SETDB1/2-like, methyl-CpG binding domains	Domain
C, D	IPR003616	Post-SET domain	Domain
C, D	IPR016177	DNA-binding domain superfamily	Homologous Superfamily
C, D	IPR025796	Histone-lysine N-methyltransferase SETDB1	Family
C, D	IPR051516	Histone-lysine N-methyltransferase SETDB	Family
C, D	IPR041291	Histone methyltransferase, Tudor domain 1	Domain
C, D	IPR001739	Methyl-CpG DNA binding	Domain
C, D	IPR041292	Histone methyltransferase, Tudor domain 2	Domain
A, B	IPR000953	Chromo/chromo shadow domain	Domain
A, B	IPR023780	Chromo domain	Domain
A, B	IPR016197	Chromo-like domain superfamily	Homologous Superfamily
A, B	IPR033773	CBX family C-terminal motif	Conserved Site
A, B	IPR023779	Chromo domain, conserved site	Conserved Site
A, B	IPR043000	Chromobox protein homolog 7	Family
A, B	IPR017984	Chromo domain subgroup	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C, D	Pharos: Q15047	melanoma malignant mesothelioma prostate cancer cutaneous melanoma schizophrenia Anhedonia atypical teratoid rhabdoid tumor lung cancer medulloblastoma neuroblastoma osteosarcoma primary hyperoxaluria type 1 squamous cell carcinoma astrocytic tumor malignant ependymoma melanoma malignant mesothelioma prostate cancer cutaneous melanoma schizophrenia Anhedonia atypical teratoid rhabdoid tumor lung cancer medulloblastoma neuroblastoma osteosarcoma primary hyperoxaluria type 1 squamous cell carcinoma astrocytic tumor malignant ependymoma oligodendroglioma ovarian cancer primitive neuroectodermal tumor psoriasis attention deficit hyperactivity disorder, inattentive type large cell medulloblastoma metabolic syndrome X osteoporosis pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia