Annotations: 4PL6

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF11717	e4pl6A1	A: beta barrels	X: SH3	H: Chromo domain-like (From Topology)	T: Chromo domain-like	F: PF11717	ECOD (1.6)
B	PF11717	e4pl6B1	A: beta barrels	X: SH3	H: Chromo domain-like (From Topology)	T: Chromo domain-like	F: PF11717	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.30.30.140	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)
B	2.30.30.140	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF11717	RNA binding activity-knot of a chromodomain (Tudor-knot)	RNA binding activity-knot of a chromodomain	-	Family
C, D	PF00125	Core histone H2A/H2B/H3/H4 (Histone)	Core histone H2A/H2B/H3/H4	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	At1g02740	protein-containing complex binding chromatin binding binding euchromatin binding methylated histone binding protein binding modification-dependent protein binding histone binding methylation-dependent protein binding promoter-specific chromatin binding	photoperiodism, flowering response to light stimulus multicellular organismal process response to stimulus reproductive process regulation of long-day photoperiodism, flowering developmental process involved in reproduction multicellular organism development photoperiodism anatomical structure development reproductive structure development post-embryonic development long-day photoperiodism system development photoperiodism, flowering response to light stimulus multicellular organismal process response to stimulus reproductive process regulation of long-day photoperiodism, flowering developmental process involved in reproduction multicellular organism development photoperiodism anatomical structure development reproductive structure development post-embryonic development long-day photoperiodism system development developmental process regulation of biological process reproductive system development biological regulation vegetative to reproductive phase transition of meristem long-day photoperiodism, flowering regulation of response to stimulus response to radiation response to abiotic stimulus regulation of photoperiodism, flowering regulation of cellular process cellular biosynthetic 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 organic substance metabolic process organic substance biosynthetic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process cellular metabolic process primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process cellular process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process protein-DNA complex organization cellular component organization chromatin organization chromatin remodeling cellular component organization or biogenesis protein-containing complex organization epigenetic regulation of gene expression regulation of timing of meristematic phase transition regulation of development, heterochronic regulation of meristem development regulation of developmental process tissue development regulation of timing of transition from vegetative to reproductive phase meristem development	membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle cellular anatomical entity
C, D	H3K4me3	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	-	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle cell periphery plasma membrane membrane nucleolar chromatin protein-containing complex protein-DNA complex nuclear chromosome chromosome chromatin rDNA protrusion nucleosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000953	Chromo/chromo shadow domain	Domain
A, B	IPR016197	Chromo-like domain superfamily	Homologous Superfamily
A, B	IPR025995	RNA binding activity-knot of a chromodomain	Domain
A, B	IPR014002	Agenet domain, plant type	Domain
A, B	IPR008676	MRG	Family
A, B	IPR026541	MRG domain	Domain
A, B	IPR038217	MRG, C-terminal domain superfamily	Homologous Superfamily
C, D	IPR009072	Histone-fold	Homologous Superfamily
C, D	IPR007125	Histone H2A/H2B/H3	Domain
C, D	IPR000164	Histone H3/CENP-A	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C, D	M3L	Parent Component: LYS RESID: AA0074 PSI-MOD : N6,N6,N6-trimethyl-L-lysine MOD:00083

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.