1QKT

MUTANT ESTROGEN NUCLEAR RECEPTOR LIGAND BINDING DOMAIN COMPLEXED WITH ESTRADIOL

Structural Biology Knowledgebase: 1QKT SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.273
  • R-Value Work: 0.223

Literature

Macromolecules
Sequence Display for 1QKT

Classification: NUCLEAR RECEPTOR

Total Structure Weight: 28569.72

Macromolecule Entities
Molecule Chains Length Organism Details
ESTRADIOL RECEPTOR A 248 Homo sapiens Fragment: LIGAND BINDING DOMAIN, RESIDUES 304-551
Mutation: C381S, C417S, C530S
Gene Name(s): ESR1 Gene View ESR NR3A1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A ESTRADIOL
C18 H24 O2
VOXZDWNPVJITMN-ZBRFXRBCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
EST EC50: 0.004 - 10 nM (98) BindingDB
IC50: 0.57 - 570 nM (95 - 98) BindingDB
Kd: 0.2 nM (98) BindingDB
Ki: 0.16 - 100 nM (98) BindingDB

Kd: 0.92 nM  BindingMOAD
Kd: 0.92 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.273
  • R-Value Work: 0.223
  • Space Group: P 65 2 2

Unit Cell:

Length (Å) Angle (°)
a = 58.61 α = 90.00
b = 58.61 β = 90.00
c = 276.02 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-08-05
  • Released Date: 2000-08-18
  • Deposition author(s): Ruff, M., Gangloff, M., Eiler, S., Duclaud, S., Wurtz, J.M., Moras, D.

Revision History

  • 2011-08-10
    Type: Version format compliance | Details: REMARK 4
  • 2011-08-10
    Type: Biological assembly | Details: REMARK 300,REMARK 350
  • 2011-08-10
    Type: Atom nomenclature | Details: HETATM
  • 2011-08-10
    Type: Other | Details: REMARK 100,REMARK 525,MASTER,REMARK 280
  • 2011-08-10
    Type: Source and taxonomy | Details: SOURCE
  • 2011-08-10
    Type: Refinement description | Details: REMARK 3
  • 2011-08-10
    Type: Polymer description | Details: REMARK 400,COMPND
  • 2011-08-10
    Type: Geometry validation | Details: REMARK 500
  • 2011-08-10
    Type: Non-polymer description | Details: FORMUL,HET
  • 2011-08-10
    Type: Binding sites and description | Details: REMARK 800
  • 2011-08-10
    Type: Sequence database correspondence | Details: SEQADV
  • 2011-08-10
    Type: Citation | Details: JRNL
  • 2011-08-10
    Type: Function and keywords | Details: KEYWDS