PDBe 3t1u

X-ray diffraction
2Å resolution

Crystal Structure of the complex of Cyclophilin-A enzyme from Azotobacter vinelandii with sucAFPFpNA peptide

Primary publication:
Structure of a bacterial cytoplasmic cyclophilin A in complex with a tetrapeptide.
Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. 68 259-64 (2012)
PMID: 22442217

Function and Biology Details

Reaction catalysed:
Peptidylproline (omega=180) = peptidylproline (omega=0). 
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Peptidyl-prolyl cis-trans isomerase Chain: A
Molecule details ›
Chain: A
Length: 163 amino acids
Theoretical weight: 17.68 KDa
Source organism: Azotobacter vinelandii DJ
Expression system: Escherichia coli BL21(DE3)
  • Canonical: C1DHE4 (Residues: 2-163; Coverage: 99%)
Gene name: Avin_23510
Structure domains: Cyclophilin-like
succinyl-Ala-Phe-Pro-Phe-p-nitroanilide Chain: B
Molecule details ›
Chain: B
Length: 6 amino acids
Theoretical weight: 701 Da
Source organism: Synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: P42212
Unit cell:
a: 66.41Å b: 66.41Å c: 71.53Å
α: 90° β: 90° γ: 90°
R R work R free
0.201 0.201 0.238
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided