X-ray diffraction
3Å resolution

Crystal structure of aminopeptidase

Source organism: Pseudomonas aeruginosa
Entry authors: Min T, Burley SK, Shapiro L, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dodecamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Probable M18 family aminopeptidase 2 Chains: A, B, C, D, E, F, G, H, I, J, K, L
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 428 amino acids
Theoretical weight: 46.63 KDa
Source organism: Pseudomonas aeruginosa
Expression system: Escherichia coli BL21
  • Canonical: Q9HYZ3 (Residues: 2-429; Coverage: 100%)
Gene names: PA3247, apeB
Sequence domains: Aminopeptidase I zinc metalloprotease (M18)
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P1
Unit cell:
a: 134.678Å b: 134.553Å c: 134.601Å
α: 60.12° β: 60.1° γ: 60.16°
R R work R free
0.255 0.255 0.291
Expression system: Escherichia coli BL21