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 
  • R-Value Observed: 0.205 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


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: https://doi.org/10.1016/j.bmcl.2017.09.023
  • Primary Citation of Related Structures:  
    5WFJ

  • 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.


  • Organizational Affiliation

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


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Tyrosine-protein kinase JAK3293Homo sapiensMutation(s): 3 
Gene Names: JAK3
EC: 2.7.10.2
UniProt & NIH Common Fund Data Resources
Find proteins for P52333 (Homo sapiens)
Explore P52333 
Go to UniProtKB:  P52333
PHAROS:  P52333
GTEx:  ENSG00000105639 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP52333
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
9Z4
Query on 9Z4

Download Ideal Coordinates CCD File 
B [auth A]4-({[3-(propanoylamino)phenyl]methyl}amino)pyrrolo[1,2-b]pyridazine-3-carboxamide
C18 H19 N5 O2
NLMYDZAEGAXRHW-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.48 Å
  • R-Value Free: 0.255 
  • R-Value Work: 0.200 
  • R-Value Observed: 0.205 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 47.34α = 90
b = 75.69β = 90
c = 88.95γ = 90
Software Package:
Software NamePurpose
HKL-2000data reduction
HKL-2000data scaling
BUSTERrefinement

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

Deposition Data

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

Revision History  (Full details and data files)

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