› 1fkj

X-ray diffraction
1.7Å resolution

ATOMIC STRUCTURE OF FKBP12-FK506, AN IMMUNOPHILIN IMMUNOSUPPRESSANT COMPLEX

Released:
DOI: 10.2210/pdb1fkj/pdb
PDB entry 1fkj coloured by chain, front view.
PDB entry 1fkj coloured by chain, side view.
PDB entry 1fkj coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Comparative X-ray structures of the major binding protein for the immunosuppressant FK506 (tacrolimus) in unliganded form and in complex with FK506 and rapamycin.
Wilson KP, Yamashita MM, Sintchak MD, Rotstein SH, Murcko MA, Boger J, Thomson JA, Fitzgibbon MJ, Black JR, Navia MA
Acta Crystallogr D Biol Crystallogr 51 511-21 (1995)
PMID: 15299838

Function and Biology Details

Reaction catalysed: 
Peptidylproline (omega=180) = peptidylproline (omega=0)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
homo tetramer
Assembly name:
PDBe Complex ID:
PDB-CPX-158814 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Peptidyl-prolyl cis-trans isomerase FKBP1A Chain: A
Molecule details ›
Chain: A
Length: 107 amino acids
Theoretical weight: 11.84 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P62942 (Residues: 2-108; Coverage: 99%)
Gene names: FKBP1, FKBP12, FKBP1A
Sequence domains: FKBP-type peptidyl-prolyl cis-trans isomerase
Structure domains: Chitinase A; domain 3

Ligands and Environments

1 bound ligand:
Ligand FK5 1 x FK5
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P42212
Unit cell:
a: 58.1Å b: 58.1Å c: 55.7Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.162 0.162 not available
Expression system: Escherichia coli

Quick links

Citations

4 review citations

Immunophilins: switched on protein binding domains?
Ivery MT. (2000)
3 more

35 mentions without citation

FKBP Ligands-Where We Are and Where to Go?
Kolos et al. (2018)
34 more