6B99

Hsp90-alpha N-domain bound to NECA

• PDB DOI: https://doi.org/10.2210/pdb6B99/pdb

• Classification: Chaperone/Inhibitor
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2017-10-10 Released: 2018-10-17 
• Deposition Author(s): Huck, J.D., Gewirth, D.T.
• Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI), Avon Foundation, Goode Foundation of Buffalo

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.183 
• R-Value Work: 0.164 
• R-Value Observed: 0.165 

Literature

Hsp90-alpha N-domain bound to NECA

Huck, J.D., Gewirth, D.T.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 29.08 kDa 
• Atom Count: 1,975 
• Modelled Residue Count: 210 
• Deposited Residue Count: 256 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Heat shock protein HSP 90-alpha	A	256	Homo sapiens	Mutation(s): 0  Gene Names: HSP90AA1, HSP90A, HSPC1, HSPCA
UniProt & NIH Common Fund Data Resources
Find proteins for P07900 (Homo sapiens) Explore P07900  Go to UniProtKB:  P07900
PHAROS:  P07900 GTEx:  ENSG00000080824

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NEC (Subject of Investigation/LOI)	B [auth A]	N-ETHYL-5'-CARBOXAMIDO ADENOSINE C12 H16 N6 O4 JADDQZYHOWSFJD-FLNNQWSLSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 0.183 
• R-Value Work: 0.164 
• R-Value Observed: 0.165 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.547	α = 90
b = 90.077	β = 90
c = 98.409	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2018-10-17 
Deposition Author(s): Huck, J.D., Gewirth, D.T.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	P01-CA186866
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	R01-CA095130
Avon Foundation	United States	02-2016-079
Goode Foundation of Buffalo	United States	--

Revision History  

• Version 1.0: 2018-10-17
  Type: Initial release
  
• Version 1.1: 2019-12-04
  Changes: Author supporting evidence
• Version 1.2: 2023-10-04
  Changes: Data collection, Database references, Refinement description