Annotations: 9H77

MPP8 chromodomain in complex with nanobody 3A02

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Chromo domain-like	8066167	3000161	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Chromo domain-like	8066167	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)
D	Cry1Ac_D5	e9h77D1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Cry1Ac_D5	ECOD (v295.2)
C	PAD_N	e9h77C1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: PAD_N	ECOD (v295.2)
B	IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	e9h77B1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	ECOD (v295.2)
A	IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	e9h77A1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: IBN_N,Xpo1,CRM1_C,CRM1_repeat,CRM1_repeat_2,CRM1_repeat_3	ECOD (v295.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A, B	Heavy Chain	IGHV3	-	m-phase phosphoprotein 8	SAbDab (2026-10-02)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C, D	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	M-phase phosphoprotein 8	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	multicellular organismal process regulation of cellular process negative regulation of biological process negative regulation of type I interferon production cytokine production negative regulation of cellular process regulation of cytokine production regulation of multicellular organismal process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process type I interferon production negative regulation of metabolic process biological regulation multicellular organismal process regulation of cellular process negative regulation of biological process negative regulation of type I interferon production cytokine production negative regulation of cellular process regulation of cytokine production regulation of multicellular organismal process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process type I interferon production negative regulation of metabolic process biological regulation negative regulation of cytokine production regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process negative regulation of multicellular organismal process regulation of metabolic process regulation of type I interferon production cellular component organization cellular component biogenesis cellular component assembly chromatin organization chromatin remodeling cellular component organization or biogenesis retrotransposition heterochromatin formation epigenetic regulation of gene expression transposable element silencing by heterochromatin formation heterochromatin organization transposition constitutive heterochromatin formation transposable element silencing negative regulation of gene expression, epigenetic negative regulation of gene expression via chromosomal CpG island methylation	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromosome chromatin heterochromatin membrane-bounded organelle protein-containing complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromosome chromatin heterochromatin membrane-bounded organelle protein-containing complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle chromatin silencing complex HUSH2 complex protein-DNA complex nucleosome HUSH complex cytoplasm membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
A, B	Nb 3A02	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR002110	Ankyrin repeat	Repeat
C, D	IPR000953	Chromo/chromo shadow domain	Domain
C, D	IPR023780	Chromo domain	Domain
C, D	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
C, D	IPR016197	Chromo-like domain superfamily	Homologous Superfamily
C, D	IPR023779	Chromo domain, conserved site	Conserved Site
C, D	IPR050889	Dendritic Spine Regulation and Scaffold	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
C, D	: Q99549	adenoma osteosarcoma glioblastoma ovarian cancer malignant mesothelioma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia