7UYV

Crystal structure of JAK3 kinase domain in complex with compound 25


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.15 Å
  • R-Value Free: 0.263 
  • R-Value Work: 0.221 
  • R-Value Observed: 0.222 

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Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history


Literature

Potent and selective TYK2-JH1 inhibitors highly efficacious in rodent model of psoriasis.

Leit, S.Greenwood, J.R.Mondal, S.Carriero, S.Dahlgren, M.Harriman, G.C.Kennedy-Smith, J.J.Kapeller, R.Lawson, J.P.Romero, D.L.Toms, A.V.Shelley, M.Wester, R.T.Westlin, W.McElwee, J.J.Miao, W.Edmondson, S.D.Masse, C.E.

(2022) Bioorg Med Chem Lett 73: 128891-128891

  • DOI: https://doi.org/10.1016/j.bmcl.2022.128891
  • Primary Citation of Related Structures:  
    7UYR, 7UYS, 7UYT, 7UYU, 7UYV, 7UYW

  • PubMed Abstract: 

    TYK2 is a member of the JAK family of kinases and a key mediator of IL-12, IL-23, and type I interferon signaling. These cytokines have been implicated in the pathogenesis of multiple inflammatory and autoimmune diseases such as psoriasis, rheumatoid arthritis, lupus, and inflammatory bowel diseases. Supported by compelling data from human genetic association studies, TYK2 inhibition is an attractive therapeutic strategy for these diseases. Herein, we report the discovery of a series of highly selective catalytic site TYK2 inhibitors designed using FEP+ and structurally enabled design starting from a virtual screen hit. We highlight the structure-based optimization to identify a lead candidate 30, a potent cellular TYK2 inhibitor with excellent selectivity, pharmacokinetic properties, and in vivo efficacy in a mouse psoriasis model.


  • Organizational Affiliation

    Nimbus Therapeutics, 130 Prospect St., Cambridge, MA 02139, United States. Electronic address: silvana.leit@nimbustx.com.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Tyrosine-protein kinase JAK3
A, B, C, D
291Homo sapiensMutation(s): 0 
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
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.15 Å
  • R-Value Free: 0.263 
  • R-Value Work: 0.221 
  • R-Value Observed: 0.222 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 57.074α = 90
b = 114.166β = 97.54
c = 106.086γ = 90
Software Package:
Software NamePurpose
XDSdata reduction
XSCALEdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction

Structure Validation

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Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Not funded--

Revision History  (Full details and data files)

  • Version 1.0: 2022-08-24
    Type: Initial release
  • Version 1.1: 2024-11-13
    Changes: Data collection, Structure summary