Structure analysis

Crystal structure of a GNAT superfamily acetyltransferase PA4794 in complex with 4-methylumbelliferyl phosphate

X-ray diffraction
1.3Å resolution
Source organism: Pseudomonas aeruginosa PAO1
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule


Assembly 1 (preferred)
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Multimeric state: monomeric
Accessible surface area: 8400 Å2
Buried surface area: 3900 Å2
Dissociation area: 100 Å2
Dissociation energy (ΔGdiss): -3 kcal/mol
Dissociation entropy (TΔSdiss): 0 kcal/mol
Interface energy (ΔGint): -45 kcal/mol
Symmetry number: 1


Chain: A
Length: 162 amino acids
Theoretical weight: 18 KDa
Source organism: Pseudomonas aeruginosa PAO1
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q9HV14 (Residues: 1-160; Coverage: 100%)
Gene name: PA4794
Pfam: Acetyltransferase (GNAT) family
CATH: Aminopeptidase

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