4R3L

Crystal structure of Ard1 N-terminal acetyltransferase from Sulfolobus solfataricus bound to substrate peptide fragment and CoA

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Acyl-CoA N-acyltransferases (Nat)	8078459	3000403	SCOP2B (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	Acetyltransf_10_5	e4r3lA1	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)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.630.30	Alpha Beta	3-Layer(aba) Sandwich	Aminopeptidase	Gcn5-related N-acetyltransferase (GNAT)	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	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 N-acetyltransferase SSO0209	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 cation binding ion binding binding metal ion binding small molecule binding 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 cation binding ion binding binding metal ion binding small molecule binding peptide-methionine-alpha-N-acetyltransferase activity	primary metabolic process gene expression macromolecule biosynthetic process protein acylation protein maturation protein acetylation biosynthetic process N-terminal protein amino acid modification macromolecule modification N-terminal protein amino acid acetylation metabolic process cellular process protein metabolic process macromolecule metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein acylation protein maturation protein acetylation biosynthetic process N-terminal protein amino acid modification macromolecule modification N-terminal protein amino acid acetylation metabolic process cellular process protein metabolic process macromolecule metabolic process protein modification process	protein-containing complex intracellular anatomical structure NatA complex 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 6-mer peptide from Alba	nuclease activity hydrolase activity, acting on ester bonds hydrolase activity catalytic activity DNA binding double-stranded DNA binding binding organic cyclic compound binding nucleic acid binding RNA binding identical protein binding protein binding	cellular component organization organelle organization chromosome condensation chromosome organization cellular process cellular component organization or biogenesis	intracellular organelle cellular anatomical structure intracellular anatomical structure organelle membraneless organelle intracellular membraneless organelle chromosome cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006464	N-acetyltransferase RimI/Ard1	Family
A	IPR045047	N-acetyltransferase Ard1-like	Family
A	IPR016181	Acyl-CoA N-acyltransferase	Homologous Superfamily
A	IPR000182	GNAT domain	Domain
B	IPR036882	Alba-like domain superfamily	Homologous Superfamily
B	IPR013795	DNA/RNA-binding protein Alba	Family
B	IPR002775	DNA/RNA-binding protein Alba-like	Domain

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.