3MPM

LCK complexed with a pyrazolopyrimidine


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.213 
  • R-Value Work: 0.170 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

New pyrazolo[1,5a]pyrimidines as orally active inhibitors of Lck.

Gommermann, N.Buehlmayer, P.von Matt, A.Breitenstein, W.Masuya, K.Pirard, B.Furet, P.Cowan-Jacob, S.W.Weckbecker, G.

(2010) Bioorg.Med.Chem.Lett. 20: 3628-3631

  • DOI: 10.1016/j.bmcl.2010.04.112

  • PubMed Abstract: 
  • A novel series of pyrazolo[1,5a]pyrimidines was optimized to target lymphocyte-specific kinase (Lck). An efficient synthetic route was developed and SAR studies toward activity and selectivity are described, leading to Lck inhibitors with enzymatic, ...

    A novel series of pyrazolo[1,5a]pyrimidines was optimized to target lymphocyte-specific kinase (Lck). An efficient synthetic route was developed and SAR studies toward activity and selectivity are described, leading to Lck inhibitors with enzymatic, cellular and in vivo potency.


    Organizational Affiliation

    Novartis Institute of Biomedical Research, Forum 1, Novartis Campus, Basel, Switzerland. nina.gommermann@novartis.com




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Tyrosine-protein kinase Lck
A
267Homo sapiensMutation(s): 1 
Gene Names: LCK
EC: 2.7.10.2
Find proteins for P06239 (Homo sapiens)
Go to Gene View: LCK
Go to UniProtKB:  P06239
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
EDO
Query on EDO

Download SDF File 
Download CCD File 
A
1,2-ETHANEDIOL
ETHYLENE GLYCOL
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
 Ligand Interaction
5LK
Query on 5LK

Download SDF File 
Download CCD File 
A
4-{(6R,7R)-7-amino-3-[3-(4-methylpiperazin-1-yl)phenyl]-6,7-dihydropyrazolo[1,5-a]pyrimidin-6-yl}phenol
C23 H26 N6 O
KIMZUJNGIVVWNZ-RBBKRZOGSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
5LKIC50: 30 nM BINDINGMOAD
5LKIC50: 30 nM PDBBIND
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.95 Å
  • R-Value Free: 0.213 
  • R-Value Work: 0.170 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 58.073α = 90.00
b = 44.624β = 90.00
c = 120.967γ = 90.00
Software Package:
Software NamePurpose
REFMACrefinement
MAR345dtbdata collection
XSCALEdata scaling
XDSdata reduction
REFMACphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2010-06-02
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance
  • Version 1.2: 2018-03-07
    Type: Data collection