Annotations: 2Y0N

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	MRG domain-like	8047499	4005668	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	MRG domain-like	8092776	3002620	SCOP2 (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	MRG	e2y0nA1	A: alpha arrays	X: MRG domain (From Topology)	H: MRG domain (From Topology)	T: MRG domain	F: MRG	ECOD (1.6)
B	MRG	e2y0nB1	A: alpha arrays	X: MRG domain (From Topology)	H: MRG domain (From Topology)	T: MRG domain	F: MRG	ECOD (1.6)
C	MRG	e2y0nC1	A: alpha arrays	X: MRG domain (From Topology)	H: MRG domain (From Topology)	T: MRG domain	F: MRG	ECOD (1.6)
D	MRG	e2y0nD1	A: alpha arrays	X: MRG domain (From Topology)	H: MRG domain (From Topology)	T: MRG domain	F: MRG	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.274.30	Mainly Alpha	Orthogonal Bundle	Enzyme I	Chain A, domain 2	CATH (4.3.0)
B	1.10.274.30	Mainly Alpha	Orthogonal Bundle	Enzyme I	Chain A, domain 2	CATH (4.3.0)
C	1.10.274.30	Mainly Alpha	Orthogonal Bundle	Enzyme I	Chain A, domain 2	CATH (4.3.0)
D	1.10.274.30	Mainly Alpha	Orthogonal Bundle	Enzyme I	Chain A, domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	MALE-SPECIFIC LETHAL 3 HOMOLOG	DNA binding binding organic cyclic compound binding nucleic acid binding histone reader activity chromatin-protein adaptor activity protein-macromolecule adaptor activity molecular adaptor activity methylated histone binding protein binding modification-dependent protein binding histone binding methylation-dependent protein binding	regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process biological regulation primary metabolic process regulation of cellular process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological 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 metabolic process cellular process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process positive regulation of DNA-templated transcription positive regulation of biological process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process positive regulation of nucleobase-containing compound metabolic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process	protein-containing complex intracellular anatomical structure catalytic complex intracellular membraneless organelle chromatin chromosome transferase complex histone acetyltransferase complex MSL complex acetyltransferase complex H4 histone acetyltransferase complex intracellular organelle cellular anatomical structure organelle protein-containing complex intracellular anatomical structure catalytic complex intracellular membraneless organelle chromatin chromosome transferase complex histone acetyltransferase complex MSL complex acetyltransferase complex H4 histone acetyltransferase complex intracellular organelle cellular anatomical structure organelle membraneless organelle protein acetyltransferase complex intracellular protein-containing complex NuA4 histone acetyltransferase complex H4/H2A histone acetyltransferase complex membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen
E, F, G, H	MALE-SPECIFIC LETHAL 1 HOMOLOG	chromatin binding binding	regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of cellular process positive regulation of DNA-templated transcription positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process positive regulation of metabolic process DNA-templated transcription regulation of RNA metabolic process positive regulation of biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process positive regulation of nucleobase-containing compound 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 positive regulation of RNA metabolic process regulation of gene expression biosynthetic process positive regulation of RNA biosynthetic process metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis	protein-containing complex intracellular anatomical structure catalytic complex intracellular membraneless organelle chromatin chromosome transferase complex histone acetyltransferase complex MSL complex acetyltransferase complex H4 histone acetyltransferase complex intracellular organelle cellular anatomical structure organelle protein-containing complex intracellular anatomical structure catalytic complex intracellular membraneless organelle chromatin chromosome transferase complex histone acetyltransferase complex MSL complex acetyltransferase complex H4 histone acetyltransferase complex intracellular organelle cellular anatomical structure organelle membraneless organelle protein acetyltransferase complex intracellular protein-containing complex membrane-bounded organelle nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen nuclear speck nuclear body nucleoplasm organelle lumen nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR000953	Chromo/chromo shadow domain	Domain
A, B, C, D	IPR016197	Chromo-like domain superfamily	Homologous Superfamily
A, B, C, D	IPR053820	MSL3 chromodomain-like	Domain
A, B, C, D	IPR008676	MRG	Family
A, B, C, D	IPR026541	MRG domain	Domain
A, B, C, D	IPR038217	MRG, C-terminal domain superfamily	Homologous Superfamily
E, F, G, H	IPR031840	Protein male-specific lethal-1, dimerisation domain	Domain
E, F, G, H	IPR026711	Protein male-specific lethal-1	Family
E, F, G, H	IPR029332	PEHE domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: Q8N5Y2	breast cancer Facies gastric carcinoma large cell medulloblastoma ovarian cancer psoriasis glioblastoma medulloblastoma pancreatic intraductal papillary-mucinous carcinoma X-linked disease developmental disability gastric cancer intellectual disability osteosarcoma pancreatic intraductal papillary-mucinous neoplasm

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.