1YC1

Crystal Structures of human HSP90alpha complexed with dihydroxyphenylpyrazoles


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.227
  • R-Value Work: 0.190

Literature

Macromolecules
Sequence Display for 1YC1

Classification: CELL CYCLE

Total Structure Weight: 30178.62

Macromolecule Entities
Molecule Chains Length Organism Details
Heat shock protein HSP 90-alpha A 264 Homo sapiens Fragment: N-terminal ATP binding domain residues 9-223
Gene Name(s): HSP90AA1 Gene View HSP90A HSPC1 HSPCA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
4BC
Query on 4BC

A 4-(1,3-BENZODIOXOL-5-YL)-5-(5-ETHYL-2,4-DIHYDROXYPHENYL)- 2H-PYRAZOLE-3-CARBOXYLIC ACID
C19 H16 N2 O6
LCTWZJKHOGKNMX-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
4BC Kd: 680 nM (91) BindingDB

Kd: 680 nM  BindingMOAD
Kd: 680 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.227
  • R-Value Work: 0.190
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 71.61 α = 90.00
b = 89.00 β = 90.00
c = 88.39 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-12-21
  • Released Date: 2005-02-22
  • Deposition author(s): Kreusch, A., Han, S., Brinker, A., Zhou, V., Choi, H., He, Y., Lesley, S.A., Caldwell, J., Gu, X.

Revision History

  • Version 1_0: 2005-02-22

    Type: Initial release

  • Version 1_1: 2008-04-30

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance