8w8k

Crystal structures of HSP90 and the compound Ganetespid in the "closed" conformation

Method: X-RAY DIFFRACTION Dmax: 91.2 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Heat shock protein HSP 90-alpha

Homo sapiens

UniProt P07900

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 9–236 Not recorded TUH 5-[2,4-dihydroxy-5-(propan-2-yl)phenyl]-4-(1-methyl-1H-indol-5-yl)-2,4-dihydro-3H-1,2,4-triazol-3-one × 2 MG MAGNESIUM ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;100 mM Bis-Tris, pH 8.5, 20% PEG 3355, 200 mM NaF Resolution 2.25 Å R-free 0.220
2 Protein homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain B; UniProt 9–236 Not recorded TUH 5-[2,4-dihydroxy-5-(propan-2-yl)phenyl]-4-(1-methyl-1H-indol-5-yl)-2,4-dihydro-3H-1,2,4-triazol-3-one × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 8.5;277 K;100 mM Bis-Tris, pH 8.5, 20% PEG 3355, 200 mM NaF Resolution 2.25 Å R-free 0.220

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

438 other PDB entries and 529 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HS90A_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 14–241; UniProt 9–236 Author chain B; PDBConstruct 14–241; UniProt 9–236

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 8w8k

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 8w8k
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2. Structure Basics 2. Structure Basics

Entry ID entry_id8w8k
Deposition date deposition_date2023-09-03
Structure title titleCrystal structures of HSP90 and the compound Ganetespid in the "closed" conformation
Keywords keywordsHSP90, ATPase, NTD, Inhibitor, CHAPERONE; CHAPERONE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier27.23
Radius of gyration Rg (electron density) rg_electron26.44
Forward intensity I(0) i036244200.00
Molecular weight molecular_weight47377.0 kDa
Excluded volume excluded_volume59687 ų
Envelope volume envelope_volume73399 ų
Hydration-shell volume shell_volume24390 ų
Envelope diameter envelope_diameter91.2
Shell Rg shell_rg31.95
Envelope Rg envelope_rg26.53
Shape Rg shape_rg26.44
Total Rg total_rg27.08
Total atoms total_atoms3339
Residues n_residues418
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax91.2
Rg (real space) rg_real27.45
Rg uncertainty (real space) rg_real_error0.80
I(0) (real space) i0_real3.6240e+07
I(0) uncertainty (real space) i0_real_error5.6940e+05
Rg (reciprocal space) rg_reciprocal27.39
I(0) (reciprocal space) i0_reciprocal36240000.0000
Solution quality estimate total_estimate0.8463
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary26.8
Skewness Skewness skewness0.500
Kurtosis Kurtosis kurtosis-0.411
Angular range angular_range— – 0.2900 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6533000.0000
Real-space data points n_real_points59
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.772; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.863; Smooth: 0.818

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)