4JIA

JAK2 kinase (JH1 domain) in complex with compound 9


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.202 
  • R-Value Work: 0.170 
  • R-Value Observed: 0.172 

wwPDB Validation   3D Report Full Report


This is version 1.1 of the entry. See complete history


Literature

2-Amino-[1,2,4]triazolo[1,5-a]pyridines as JAK2 inhibitors.

Siu, M.Pastor, R.Liu, W.Barrett, K.Berry, M.Blair, W.S.Chang, C.Chen, J.Z.Eigenbrot, C.Ghilardi, N.Gibbons, P.He, H.Hurley, C.A.Kenny, J.R.Cyrus Khojasteh, S.Le, H.Lee, L.Lyssikatos, J.P.Magnuson, S.Pulk, R.Tsui, V.Ultsch, M.Xiao, Y.Zhu, B.Y.Sampath, D.

(2013) Bioorg Med Chem Lett 23: 5014-5021

  • DOI: 10.1016/j.bmcl.2013.06.008
  • Primary Citation of Related Structures:  
    4JIA, 4JI9

  • PubMed Abstract: 
  • The advancement of a series of ligand efficient 2-amino-[1,2,4]triazolo[1,5-a]pyridines, initially identified from high-throughput screening, to a JAK2 inhibitor with pharmacodynamic activity in a mouse xenograft model is disclosed.


    Organizational Affiliation

    Genentech, Inc, 1 DNA Way, South San Francisco, CA 94080, United States. siu.michael@gene.com



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Tyrosine-protein kinase JAK2A300Homo sapiensMutation(s): 0 
Gene Names: JAK2
EC: 2.7.10.2
Find proteins for O60674 (Homo sapiens)
Explore O60674 
Go to UniProtKB:  O60674
NIH Common Fund Data Resources
PHAROS:  O60674
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
1K3
Query on 1K3

Download Ideal Coordinates CCD File 
B [auth A]5-(4-methoxyphenyl)-N-[4-(4-methylpiperazin-1-yl)phenyl][1,2,4]triazolo[1,5-a]pyridin-2-amine
C24 H26 N6 O
DPVQBIWIVWTDRV-UHFFFAOYSA-N
 Ligand Interaction
GOL
Query on GOL

Download Ideal Coordinates CCD File 
C [auth A]GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
 Ligand Interaction
Modified Residues  1 Unique
IDChainsTypeFormula2D DiagramParent
PTR
Query on PTR
AL-PEPTIDE LINKINGC9 H12 N O6 PTYR
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
1K3Ki:  0.6000000238418579   nM  BindingDB
1K3Ki :  0.6000000238418579   nM  PDBBind
1K3IC50:  22   nM  BindingDB
1K3Ki:  0.6000000238418579   nM  Binding MOAD
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.202 
  • R-Value Work: 0.170 
  • R-Value Observed: 0.172 
  • Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 107.42α = 90
b = 70.2β = 98.95
c = 50.54γ = 90
Software Package:
Software NamePurpose
BOSdata collection
PHASERphasing
REFMACrefinement
HKL-2000data reduction
SCALEPACKdata scaling

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2013-08-07
    Type: Initial release
  • Version 1.1: 2013-08-21
    Changes: Database references