Annotations: 5K04

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	NatB_MDM20	e5k04A1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: NatB_MDM20	ECOD (1.6)
B	Acetyltransf_10_5	e5k04B1	A: a+b three layers	X: Nat/Ivy	H: Acyl-CoA N-acyltransferases (Nat) (From Topology)	T: Acyl-CoA N-acyltransferases (Nat)	F: Acetyltransf_10_5	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF09797	N-acetyltransferase B complex (NatB) non catalytic subunit (NatB_MDM20)	N-acetyltransferase B complex (NatB) non catalytic subunit	-	Repeat
B	PF00583	Acetyltransferase (GNAT) family (Acetyltransf_1)	Acetyltransferase (GNAT) family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Uncharacterized protein	-	primary metabolic process gene expression macromolecule biosynthetic process protein acylation protein maturation protein acetylation biosynthetic process peptidyl-methionine modification N-terminal protein amino acid modification macromolecule modification N-terminal protein amino acid acetylation peptidyl-amino acid modification metabolic process cellular process primary metabolic process gene expression macromolecule biosynthetic process protein acylation protein maturation protein acetylation biosynthetic process peptidyl-methionine modification N-terminal protein amino acid modification macromolecule modification N-terminal protein amino acid acetylation peptidyl-amino acid modification metabolic process cellular process N-terminal peptidyl-methionine acetylation protein metabolic process macromolecule metabolic process protein modification process	NatB complex protein-containing complex intracellular anatomical structure catalytic complex N-terminal protein acetyltransferase complex transferase complex acetyltransferase complex cellular anatomical structure protein acetyltransferase complex cytoplasm intracellular protein-containing complex
B	N-terminal acetyltransferase B complex subunit NAT3	acetyltransferase activity N-acetyltransferase activity acyltransferase activity peptide alpha-N-acetyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity peptide N-acetyltransferase activity catalytic activity N-acyltransferase activity	primary metabolic process gene expression macromolecule biosynthetic process protein acylation protein maturation protein acetylation biosynthetic process peptidyl-methionine modification N-terminal protein amino acid modification macromolecule modification N-terminal protein amino acid acetylation peptidyl-amino acid modification metabolic process cellular process primary metabolic process gene expression macromolecule biosynthetic process protein acylation protein maturation protein acetylation biosynthetic process peptidyl-methionine modification N-terminal protein amino acid modification macromolecule modification N-terminal protein amino acid acetylation peptidyl-amino acid modification metabolic process cellular process N-terminal peptidyl-methionine acetylation protein metabolic process macromolecule metabolic process protein modification process	NatB complex protein-containing complex intracellular anatomical structure catalytic complex N-terminal protein acetyltransferase complex transferase complex acetyltransferase complex cellular anatomical structure protein acetyltransferase complex cytoplasm intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR019183	N-alpha-acetyltransferase 25, NatB auxiliary subunit	Family
A	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
B	IPR016181	Acyl-CoA N-acyltransferase	Homologous Superfamily
B	IPR000182	GNAT domain	Domain
B	IPR051646	N-terminal NatB acetyltransferase catalytic subunit	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.