PDBe 3prb

X-ray diffraction
2.2Å resolution

Structural analysis of protein folding by the Methanococcus jannaschii chaperone FKBP26


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Putative FKBP-type peptidyl-prolyl cis-trans isomerase MJ0825 Chains: A, B
Molecule details ›
Chains: A, B
Length: 231 amino acids
Theoretical weight: 25.99 KDa
Source organism: Methanocaldococcus jannaschii
Expression system: Escherichia coli
  • Canonical: Q58235 (Residues: 1-231; Coverage: 100%)
Gene name: MJ0825
Sequence domains: FKBP-type peptidyl-prolyl cis-trans isomerase
Structure domains: Chitinase A; domain 3

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: P212121
Unit cell:
a: 55.532Å b: 65.199Å c: 148.616Å
α: 90° β: 90° γ: 90°
R R work R free
0.229 0.226 0.274
Expression system: Escherichia coli