4I22

Structure of the monomeric (V948R)gefitinib/erlotinib resistant double mutant (L858R+T790M) EGFR kinase domain co-crystallized with gefitinib

Structural Biology Knowledgebase: 4I22 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.71 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.197

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4I22

Classification: TRANSFERASE

Total Structure Weight: 38219.82

Macromolecule Entities
Molecule Chains Length Organism Details
Epidermal growth factor receptor A 329 Homo sapiens EC#: 2.7.10.1 IUBMB
Fragment: UNP residues 695-1022, EGFR kinase domain
Mutation: T790M, L858R, V948R
Gene Name(s): EGFR Gene View ERBB ERBB1 HER1

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

A Gefitinib
C22 H24 Cl F N4 O3
XGALLCVXEZPNRQ-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IRE IC50: 0.1 - 515 nM (99) BindingDB
Kd: 0.52 - 2000 nM (98 - 99) BindingDB
Ki: 0.4 nM (99) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.71 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.197
  • Space Group: P 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 76.52 α = 90.00
b = 35.49 β = 112.89
c = 77.78 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2012-11-21
  • Released Date: 2013-01-16
  • Deposition author(s): Gajiwala, K.S., Feng, J., Ferre, R., Ryan, K., Brodsky, O., Stewart, A.

Revision History

  • 2014-10-15
    Type: Non-polymer description | Details: --
  • 2013-02-27
    Type: Citation | Details: Citation update