2FYP

GRP94 in complex with the novel HSP90 Inhibitor Radester amine

• PDB DOI: https://doi.org/10.2210/pdb2FYP/pdb

• Classification: CHAPERONE
• Organism(s): Canis lupus familiaris
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-02-08 Released: 2007-02-06 
• Deposition Author(s): Immormino, R.M., Gewirth, D.T.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.265 
• R-Value Work: 0.230 

Starting Model: experimental

Literature

Inhibittory Ligands Adopt Different Conformations When Bound to Hsp90 or GRP94: Implications for Paralog-specific Drug Design

Immormino, R.M., Gewirth, D.T., Blagg, B.S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 55.62 kDa 
• Atom Count: 4,141 
• Modelled Residue Count: 464 
• Deposited Residue Count: 472 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Endoplasmin	A, B	236	Canis lupus familiaris	Mutation(s): 0  Gene Names: TRA1
UniProt
Find proteins for P41148 (Canis lupus familiaris) Explore P41148  Go to UniProtKB:  P41148

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
RDE	C [auth A], H [auth B]	2-(3-AMINO-2,5,6-TRIMETHOXYPHENYL)ETHYL 5-CHLORO-2,4-DIHYDROXYBENZOATE C18 H20 Cl N O7 DFYGLJKFZQGYPA-UHFFFAOYSA-N
1PE	M [auth B]	PENTAETHYLENE GLYCOL C10 H22 O6 JLFNLZLINWHATN-UHFFFAOYSA-N
PG4	D [auth A], E [auth A], F [auth A], G [auth A], I [auth B], J [auth B], K [auth B], L [auth B]	TETRAETHYLENE GLYCOL C8 H18 O5 UWHCKJMYHZGTIT-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.265 
• R-Value Work: 0.230 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.61	α = 90
b = 84.74	β = 90
c = 95.08	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
XDS	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-02-06 
Deposition Author(s): Immormino, R.M., Gewirth, D.T.

Revision History  

• Version 1.0: 2007-02-06
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-08-02
  Changes: Source and taxonomy
• Version 1.4: 2023-08-30
  Changes: Data collection, Database references, Derived calculations, Refinement description