6vp9

Electron Microscopy
3.46Å resolution

Cryo-EM structure of human NatB complex

Released:

Function and Biology Details

Reaction catalysed:
Acetyl-CoA + an N-terminal L-methionyl-L-asparaginyl-[protein] = an N-terminal N(alpha)-acetyl-L-methionyl-L-asparginyl-[protein] + CoA
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-158299 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
N-alpha-acetyltransferase 20 Chain: A
Molecule details ›
Chain: A
Length: 163 amino acids
Theoretical weight: 18.69 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P61599 (Residues: 1-163; Coverage: 92%)
Gene names: NAA20, NAT5
Sequence domains: Acetyltransferase (GNAT) family
N-alpha-acetyltransferase 25, NatB auxiliary subunit Chain: B
Molecule details ›
Chain: B
Length: 972 amino acids
Theoretical weight: 112.44 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q14CX7 (Residues: 1-972; Coverage: 100%)
Gene names: C12orf30, MDM20, NAA25, NAP1
Sequence domains: N-acetyltransferase B complex (NatB) non catalytic subunit
MDVFM peptide Chain: C
Molecule details ›
Chain: C
Length: 5 amino acids
Theoretical weight: 642 Da
Source organism: Escherichia coli K-12
Expression system: Not provided

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.46Å
Relevant EMDB volumes: EMD-21307
Expression systems:
  • Spodoptera frugiperda
  • Not provided