1ah6

STRUCTURE OF THE TETRAGONAL FORM OF THE N-TERMINAL DOMAIN OF THE YEAST HSP90 CHAPERONE

Method: X-RAY DIFFRACTION Dmax: 59.9 Å Quality: GOOD

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

HEAT SHOCK PROTEIN 90

OrganismNot specified

UniProt P02829

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 1–220 Fragment:N-TERMINAL DOMAIN No other associated polymer X-RAY DIFFRACTION X-ray crystallization conditions:under oil;pH 5;THE PROTEIN WAS CRYSTALLISED UNDER OIL IN TERASAKI PLATES. THE DROPS CONTAINED 27MG/ML PROTEIN, 9.75% PEGME 550, 65MM AMMONIUM SULFATE, 25% GLYCEROL AND 32.5 MM NASUCCINATE AT PH 5.0, under oil Resolution 1.80 Å R-free 0.255

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.

47 other PDB entries and 61 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HSP82_YEAST
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–220; UniProt 1–220

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 1ah6

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 1ah6
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2. Structure Basics 2. Structure Basics

Entry ID entry_id1ah6
Deposition date deposition_date1997-04-14
Structure title titleSTRUCTURE OF THE TETRAGONAL FORM OF THE N-TERMINAL DOMAIN OF THE YEAST HSP90 CHAPERONE
Keywords keywordsCHAPERONE, ATP-BINDING, HEAT SHOCK; CHAPERONE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier17.82
Radius of gyration Rg (electron density) rg_electron16.57
Forward intensity I(0) i09847100.00
Molecular weight molecular_weight23966.0 kDa
Excluded volume excluded_volume30287 ų
Envelope volume envelope_volume32780 ų
Hydration-shell volume shell_volume16457 ų
Envelope diameter envelope_diameter60.9
Shell Rg shell_rg22.92
Envelope Rg envelope_rg17.05
Shape Rg shape_rg16.56
Total Rg total_rg17.63
Total atoms total_atoms1689
Residues n_residues213
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 dmax59.9
Rg (real space) rg_real17.70
Rg uncertainty (real space) rg_real_error0.43
I(0) (real space) i0_real9.8470e+06
I(0) uncertainty (real space) i0_real_error1.2700e+05
Rg (reciprocal space) rg_reciprocal17.71
I(0) (reciprocal space) i0_reciprocal9847000.0000
Solution quality estimate total_estimate0.8651
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary24.3
Skewness Skewness skewness0.143
Kurtosis Kurtosis kurtosis-0.335
Angular range angular_range— – 0.4450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha2280000.0000
Real-space data points n_real_points75
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.760; Stabil: 0.994; Sysdev: 1.000; Positv: 1.000; Valcen: 0.998; Smooth: 0.981

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd1ah6a_
Class classd — Alpha and beta proteins (a+b)
Fold Fold foldd.122 — ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase
Superfamily Superfamily superfamilyd.122.1 — ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase
Family Family familyd.122.1.1 — Heat shock protein 90, HSP90, N-terminal domain

CATH v4.4 (1 domains)

Domain ID domain_id1ah6A00
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology565 — Heat Shock Protein 90
Homologous superfamily homologous superfamily10 — Histidine kinase-like ATPase, C-terminal domain

8. Citations (2)

9. Files and Curves (10)