2YJA

Stapled Peptides binding to Estrogen Receptor alpha.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.82 Å
  • R-Value Free: 0.234 
  • R-Value Work: 0.198 
  • R-Value Observed: 0.199 

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Literature

Design and Structure of Stapled Peptides Binding to Estrogen Receptors.

Phillips, C.Roberts, L.R.Schade, M.Bazin, R.Bent, A.Davies, N.L.Moore, R.Pannifer, A.D.Pickford, A.R.Prior, S.H.Read, C.M.Scott, A.Brown, D.G.Xu, B.Irving, S.L.

(2011) J Am Chem Soc 133: 9696

  • DOI: https://doi.org/10.1021/ja202946k
  • Primary Citation of Related Structures:  
    2LDA, 2LDC, 2LDD, 2YJA, 2YJD

  • PubMed Abstract: 

    Synthetic peptides that specifically bind nuclear hormone receptors offer an alternative approach to small molecules for the modulation of receptor signaling and subsequent gene expression. Here we describe the design of a series of novel stapled peptides that bind the coactivator peptide site of estrogen receptors. Using a number of biophysical techniques, including crystal structure analysis of receptor-stapled peptide complexes, we describe in detail the molecular interactions and demonstrate that all-hydrocarbon staples modulate molecular recognition events. The findings have implications for the design of stapled peptides in general.


  • Organizational Affiliation

    Department of Chemistry, Pfizer, Sandwich CT13 9NJ, UK. Chris.Phillips@famco.co.uk


Macromolecules

Find similar proteins by:  Sequence   |   3D Structure  

Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
STAPLED PEPTIDE13Homo sapiensMutation(s): 0 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Sequence Annotations
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  • Reference Sequence
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 2
MoleculeChains Sequence LengthOrganismDetailsImage
ESTROGEN RECEPTOR255Homo sapiensMutation(s): 0 
UniProt & NIH Common Fund Data Resources
Find proteins for P03372 (Homo sapiens)
Explore P03372 
Go to UniProtKB:  P03372
PHAROS:  P03372
GTEx:  ENSG00000091831 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP03372
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
EST
Query on EST

Download Ideal Coordinates CCD File 
C [auth B]ESTRADIOL
C18 H24 O2
VOXZDWNPVJITMN-ZBRFXRBCSA-N
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
MK8
Query on MK8
A
L-PEPTIDE LINKINGC7 H15 N O2LEU
Binding Affinity Annotations 
IDSourceBinding Affinity
EST BindingDB:  2YJA Ki: min: 0.11, max: 100 (nM) from 13 assay(s)
Kd: min: 0.2, max: 100 (nM) from 4 assay(s)
IC50: min: 1.00e-2, max: 46 (nM) from 46 assay(s)
EC50: min: 4.00e-3, max: 10 (nM) from 52 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.82 Å
  • R-Value Free: 0.234 
  • R-Value Work: 0.198 
  • R-Value Observed: 0.199 
  • Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 75.032α = 90
b = 110.407β = 90
c = 65.192γ = 90
Software Package:
Software NamePurpose
BUSTERrefinement

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Revision History  (Full details and data files)

  • Version 1.0: 2011-08-03
    Type: Initial release