1xrp

X-ray diffraction
2.3Å resolution

Crystal structure of active site F1-mutant E213Q soaked with peptide Pro-Leu-Gly-Gly

Released:

Function and Biology Details

Reaction catalysed:
Release of N-terminal proline from a peptide.
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-161194 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Proline iminopeptidase Chain: A
Molecule details ›
Chain: A
Length: 293 amino acids
Theoretical weight: 33.53 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli
UniProt:
  • Canonical: P96084 (Residues: 1-293; Coverage: 100%)
Gene names: Ta0830, pip
Sequence domains: alpha/beta hydrolase fold
Structure domains: alpha/beta hydrolase
PLGG Chain: Q
Molecule details ›
Chain: Q
Length: 4 amino acids
Theoretical weight: 342 Da
Source organism: Thermoplasma acidophilum
Expression system: Not provided

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: P212121
Unit cell:
a: 50.42Å b: 60.52Å c: 79.91Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.239 0.22 0.296
Expression systems:
  • Escherichia coli
  • Not provided