Annotations: 4QPN

Crystal Structure of Human Methyltransferase-Like Protein 21B

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	AP_endonuc_2	e4qpnA1	A: alpha arrays	X: HTH	H: HTH	T: winged helix domain	F: AP_endonuc_2	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF10294	Lysine methyltransferase (Methyltransf_16)	Lysine methyltransferase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Protein-lysine methyltransferase METTL21B	protein-lysine N-methyltransferase activity catalytic activity, acting on a protein transferase activity, transferring one-carbon groups lysine N-methyltransferase activity protein methyltransferase activity N-methyltransferase activity transferase activity methyltransferase activity catalytic activity S-adenosylmethionine-dependent methyltransferase activity protein binding binding heat shock protein binding	peptidyl-lysine methylation protein methylation peptidyl-lysine modification primary metabolic process macromolecule methylation protein alkylation methylation macromolecule modification metabolic process cellular process protein metabolic process macromolecule metabolic process protein modification process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol protein-containing complex intracellular organelle centrosome microtubule organizing center cytoskeleton organelle membraneless organelle intracellular membraneless organelle microtubule cytoskeleton

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	Homologous Superfamily
A	IPR019410	Lysine methyltransferase	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: Q96AZ1	atypical teratoid rhabdoid tumor large cell medulloblastoma malignant pancreatic neoplasm pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma glioblastoma malignant ependymoma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm primitive neuroectodermal tumor invasive ductal breast carcinoma malignant glioma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia

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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.