4BUP | pdb_00004bup

A novel route to product specificity in the Suv4-20 family of histone H4K20 methyltransferases

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	RNA_pol_I_A49	e4bupA1	A: alpha bundles	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: RNA_pol_I_A49	ECOD (develop294)
B	PTE	e4bupB1	A: alpha bundles	X: Flavodoxin-like	H: FXYD family	T: FXYD family	F: PTE	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.1700	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Histone-lysine N-methyltransferase	CATH (4.3.0)
A	2.170.270.10	Mainly Beta	Beta Complex	Beta-clip-like	SET domain	CATH (4.3.0)
B	1.10.10.1700	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Histone-lysine N-methyltransferase	CATH (4.3.0)
B	2.170.270.10	Mainly Beta	Beta Complex	Beta-clip-like	SET domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00856	SET domain (SET)	SET domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	HISTONE-LYSINE N-METHYLTRANSFERASE SUV420H1	protein-lysine N-methyltransferase activity histone H4 methyltransferase activity histone H4K20 methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups transferase 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 H4 methyltransferase activity histone H4K20 methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups transferase 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 cation binding binding ion binding S-adenosyl-L-methionine binding sulfur compound binding small molecule binding chromatin binding metal ion binding histone H4K20 monomethyltransferase activity histone H4K20me methyltransferase activity	adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains response to stimulus regulation of leukocyte activation regulation of cell activation B cell activation involved in immune response positive regulation of macromolecule biosynthetic process regulation of primary metabolic process multicellular organism development positive regulation of immune response regulation of immune system process positive regulation of macromolecule metabolic process system development positive regulation of DNA recombination positive regulation of immunoglobulin mediated immune response adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains response to stimulus regulation of leukocyte activation regulation of cell activation B cell activation involved in immune response positive regulation of macromolecule biosynthetic process regulation of primary metabolic process multicellular organism development positive regulation of immune response regulation of immune system process positive regulation of macromolecule metabolic process system development positive regulation of DNA recombination positive regulation of immunoglobulin mediated immune response immune response DNA recombination primary metabolic process DNA metabolic process immune effector process regulation of gene expression biosynthetic process positive regulation of DNA metabolic process regulation of response to stimulus B cell mediated immunity positive regulation of production of molecular mediator of immune response regulation of macromolecule biosynthetic process metabolic process regulation of DNA metabolic process immunoglobulin production regulation of developmental process positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains somatic cell DNA recombination positive regulation of lymphocyte activation somatic diversification of immunoglobulins involved in immune response somatic recombination of immunoglobulin gene segments positive regulation of biosynthetic process regulation of immunoglobulin mediated immune response positive regulation of isotype switching regulation of B cell activation leukocyte activation involved in immune response positive regulation of immune effector process positive regulation of cellular process positive regulation of immunoglobulin production production of molecular mediator of immune response regulation of isotype switching cell activation regulation of macromolecule metabolic process macromolecule biosynthetic process nucleic acid metabolic process positive regulation of gene expression immune system process somatic diversification of immune receptors via germline recombination within a single locus cellular process regulation of lymphocyte activation multicellular organismal process regulation of immune effector process lymphocyte mediated immunity positive regulation of leukocyte mediated immunity regulation of DNA recombination regulation of cellular process cell activation involved in immune response positive regulation of developmental process nucleobase-containing compound metabolic process positive regulation of cell activation positive regulation of metabolic process positive regulation of leukocyte activation anatomical structure development leukocyte mediated immunity somatic diversification of immune receptors positive regulation of adaptive immune response regulation of nucleobase-containing compound metabolic process positive regulation of immune system process somatic recombination of immunoglobulin genes involved in immune response developmental process regulation of biological process regulation of adaptive immune response regulation of B cell mediated immunity somatic diversification of immunoglobulins regulation of leukocyte mediated immunity positive regulation of multicellular organismal process regulation of immune response regulation of production of molecular mediator of immune response macromolecule metabolic process regulation of metabolic process isotype switching immune system development positive regulation of lymphocyte mediated immunity immunoglobulin production involved in immunoglobulin-mediated immune response positive regulation of biological process lymphocyte activation positive regulation of B cell mediated immunity leukocyte activation positive regulation of response to stimulus regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains regulation of multicellular organismal process lymphocyte activation involved in immune response regulation of biosynthetic process B cell activation biological regulation gene expression positive regulation of B cell activation adaptive immune response immunoglobulin mediated immune response regulation of immunoglobulin production regulation of lymphocyte mediated immunity cellular response to stimulus regulation of double-strand break repair regulation of cellular response to stress positive regulation of DNA repair cellular response to stress response to stress regulation of response to stress regulation of double-strand break repair via nonhomologous end joining DNA repair double-strand break repair positive regulation of double-strand break repair via nonhomologous end joining double-strand break repair via nonhomologous end joining positive regulation of double-strand break repair regulation of DNA repair DNA damage response methylation muscle structure development animal organ development muscle organ development	membrane-bounded organelle cell projection cellular anatomical structure organelle cilium plasma membrane bounded cell projection intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle membrane-bounded organelle cell projection cellular anatomical structure organelle cilium plasma membrane bounded cell projection intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle organelle lumen membraneless organelle nuclear lumen centrosome microtubule organizing center cytoskeleton microtubule cytoskeleton cell periphery plasma membrane membrane mitotic spindle spindle nucleoplasm cytoplasmic ribonucleoprotein granule cytoplasm supramolecular complex ribonucleoprotein granule intercellular bridge fibrillar center chromosome chromosomal region chromosome, centromeric region condensed chromosome, centromeric region condensed chromosome ciliary basal body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR046341	SET domain superfamily	Homologous Superfamily
A, B	IPR001214	SET domain	Domain
A, B	IPR039977	Histone-lysine N-methyltransferase Suv4-20/Set9	Family
A, B	IPR044424	KMT5B , SET domain	Domain
A, B	IPR041938	Histone-lysine N-methyltransferase, N-terminal domain	Homologous Superfamily
A, B	IPR025790	Suv4-20 family, animal	Family

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.