5WFJ

THE JAK3 KINASE DOMAIN IN COMPLEX WITH A COVALENT INHIBITOR


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.48 Å
  • R-Value Free: 0.255 
  • R-Value Work: 0.200 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

Discovery of highly potent, selective, covalent inhibitors of JAK3.

Kempson, J.Ovalle, D.Guo, J.Wrobleski, S.T.Lin, S.Spergel, S.H.Duan, J.J.Jiang, B.Lu, Z.Das, J.Yang, B.V.Hynes, J.Wu, H.Tokarski, J.Sack, J.S.Khan, J.Schieven, G.Blatt, Y.Chaudhry, C.Salter-Cid, L.M.Fura, A.Barrish, J.C.Carter, P.H.Pitts, W.J.

(2017) Bioorg. Med. Chem. Lett. 27: 4622-4625

  • DOI: 10.1016/j.bmcl.2017.09.023

  • PubMed Abstract: 
  • A useful and novel set of tool molecules have been identified which bind irreversibly to the JAK3 active site cysteine residue. The design was based on crystal structure information and a comparative study of several electrophilic warheads.

    A useful and novel set of tool molecules have been identified which bind irreversibly to the JAK3 active site cysteine residue. The design was based on crystal structure information and a comparative study of several electrophilic warheads.


    Organizational Affiliation

    Bristol-Myers Squibb Research and Development, Princeton, NJ 08543-4000, USA. Electronic address: james.kempson@bms.com.




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Tyrosine-protein kinase JAK3
A
293Homo sapiensMutation(s): 3 
Gene Names: JAK3
EC: 2.7.10.2
Find proteins for P52333 (Homo sapiens)
Go to Gene View: JAK3
Go to UniProtKB:  P52333
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
9Z4
Query on 9Z4

Download SDF File 
Download CCD File 
A
4-({[3-(propanoylamino)phenyl]methyl}amino)pyrrolo[1,2-b]pyridazine-3-carboxamide
4-({[3-(acryloylamino)phenyl]methyl}amino)pyrrolo[1,2-b]pyridazine-3-carboxamide bound form
C18 H19 N5 O2
NLMYDZAEGAXRHW-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.48 Å
  • R-Value Free: 0.255 
  • R-Value Work: 0.200 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 47.340α = 90.00
b = 75.690β = 90.00
c = 88.950γ = 90.00
Software Package:
Software NamePurpose
HKL-2000data reduction
HKL-2000data scaling
BUSTERrefinement

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

  • Deposited Date: 2017-07-12 
  • Released Date: 2017-10-04 
  • Deposition Author(s): Sack, J.

Revision History 

  • Version 1.0: 2017-10-04
    Type: Initial release
  • Version 1.1: 2017-10-11
    Type: Database references