4drh

X-ray diffraction
2.3Å resolution

Co-crystal structure of the PPIase domain of FKBP51, Rapamycin and the FRB fragment of mTOR at low pH

Released:
Source organism: Homo sapiens
Primary publication:
Large FK506-binding proteins shape the pharmacology of rapamycin.
Mol Cell Biol 33 1357-67 (2013)
PMID: 23358420

Function and Biology Details

Reactions catalysed:
Peptidylproline (omega=180) = peptidylproline (omega=0)
ATP + a protein = ADP + a phosphoprotein
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-154622 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Peptidyl-prolyl cis-trans isomerase FKBP5 Chains: A, D
Molecule details ›
Chains: A, D
Length: 144 amino acids
Theoretical weight: 15.69 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q13451 (Residues: 1-140; Coverage: 31%)
Gene names: AIG6, FKBP5, FKBP51
Sequence domains: FKBP-type peptidyl-prolyl cis-trans isomerase
Structure domains: Chitinase A; domain 3
Serine/threonine-protein kinase mTOR Chains: B, E
Molecule details ›
Chains: B, E
Length: 98 amino acids
Theoretical weight: 11.75 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P42345 (Residues: 2025-2114; Coverage: 4%)
Gene names: FRAP, FRAP1, FRAP2, MTOR, RAFT1, RAPT1
Sequence domains: FKBP12-rapamycin binding domain
Structure domains: FKBP12-rapamycin binding domain

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P3112
Unit cell:
a: 103.678Å b: 103.678Å c: 106.543Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.189 0.187 0.226
Expression system: Escherichia coli BL21(DE3)