1usu

X-ray diffraction
2.15Å resolution

The Structure of the complex between Aha1 and HSP90

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-136255 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
ATP-dependent molecular chaperone HSP82 Chain: A
Molecule details ›
Chain: A
Length: 260 amino acids
Theoretical weight: 30.49 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli
UniProt:
  • Canonical: P02829 (Residues: 273-530; Coverage: 36%)
Gene names: HSP82, HSP90, YPL240C
Sequence domains: Hsp90 protein
Structure domains:
Hsp90 co-chaperone AHA1 Chain: B
Molecule details ›
Chain: B
Length: 170 amino acids
Theoretical weight: 19.12 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli
UniProt:
  • Canonical: Q12449 (Residues: 1-156; Coverage: 45%)
Gene names: AHA1, YD8142.16, YD8142B.06, YDR214W
Sequence domains: Activator of Hsp90 ATPase, N-terminal
Structure domains: Activator of Hsp90 ATPase Aha1, N-terminal domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: P21
Unit cell:
a: 58.94Å b: 37.92Å c: 111.26Å
α: 90° β: 98.4° γ: 90°
R-values:
R R work R free
0.213 0.213 0.268
Expression system: Escherichia coli