4r9m

X-ray diffraction
2.9Å resolution

Crystal structure of spermidine N-acetyltransferase from Escherichia coli

Released:
Model geometry
Fit model/data

Function and Biology Details

Reaction catalysed:
Acetyl-CoA + an alkane-alpha,omega-diamine = CoA + an N-acetyldiamine
Biochemical function:
Biological process:

Structure analysis Details

Assembly composition:
homo dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-141810 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Spermidine N(1)-acetyltransferase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 210 amino acids
Theoretical weight: 24.66 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A951 (Residues: 1-186; Coverage: 100%)
Gene names: JW1576, b1584, speG
Sequence domains: Acetyltransferase (GNAT) family
Structure domains: Aminopeptidase

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: P42212
Unit cell:
a: 110.919Å b: 110.919Å c: 108.505Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.18 0.176 0.259
Expression system: Escherichia coli