Traf2- and Nck-interacting kinase inhibitors: a patent review (2008-2024)

Luoheng Qin1, Vladimir Aladinskiy2, David Gennert3

  • 1Insilico Medicine Shanghai Ltd, Shanghai, China.

Abstract

Insights

Small molecule Traf2- and Nck-interacting kinase (TNIK) inhibitors show promise, with one advancing to clinical trials for idiopathic pulmonary fibrosis. Challenges remain for oncology applications due to pathway complexity and drug-like properties.

Area of Science:

  • Biochemistry
  • Drug Discovery
  • Molecular Biology

Background:

  • Traf2- and Nck-interacting kinase (TNIK) is a key kinase involved in Wnt/β-catenin signaling, cytoskeleton organization, and immune responses.
  • TNIK is expressed across various tissues and implicated in oncology, neurological diseases, and fibrosis.
  • Small molecule inhibitors targeting TNIK are of significant therapeutic interest.

Purpose of the Study:

  • To review recent advancements in small molecule TNIK inhibitors disclosed in patents from 2008 to 2024.
  • To analyze the progress and challenges in developing TNIK inhibitors for various disease indications.

Main Methods:

  • Patent literature review focusing on small molecule TNIK inhibitors.
  • Analysis of inhibitor scaffolds, clinical trial progression, and reasons for advancement or attrition.

Main Results:

  • Over 10 patents describe multiple TNIK inhibitor scaffolds.
  • Only one inhibitor, INS018_055, has reached clinical trials for idiopathic pulmonary fibrosis.
  • Development for oncology is hindered by TNIK's role in oncogenic pathways and molecule-specific properties.

Conclusions:

  • Despite numerous patented scaffolds, clinical translation of TNIK inhibitors remains limited.
  • Kinase selectivity, physicochemical properties, and pharmacokinetics are critical for advancing TNIK inhibitors.
  • Further research is needed to overcome challenges in developing TNIK inhibitors for oncology and other diseases.

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