# Research progress of PYK2 in digestive system diseases

**Authors:** Yiyao Duan, Mingzhu Xie, Hui Wang, Sijing Chen, Jun Hu, Xujia Chen, Hong Ping Jia, Ningyan Zhang, Ling Peng, Xiang Li, Hameed Ullah Khan, Die Hu, Rong Qin

PMC · DOI: 10.3389/fimmu.2025.1614589 · Frontiers in Immunology · 2025-07-17

## TL;DR

This review explores the role of PYK2 in digestive system diseases, particularly its involvement in cancer progression and potential as a drug target.

## Contribution

The paper provides a comprehensive analysis of PYK2's role in gastrointestinal diseases and its therapeutic potential.

## Key findings

- PYK2 is involved in tumor cell adhesion, growth, and metastasis in digestive system cancers.
- PYK2 inhibitors show therapeutic potential for improving cancer management and prognosis.
- PYK2 contributes to tumor progression through specific signaling pathways.

## Abstract

Belonging to the focal adhesion kinase (FAK) family, proline-rich tyrosine kinase 2 (PYK2) is a non-receptor tyrosine kinase, has become a focal point in cancer research owing to its essential participation in the formation and dissemination of tumors. Studies have shown that this kinase controls various cellular activities, including: tumor cell adhesion, growth, multiplication, specialization, and detachment, making it a promising target for developing anticancer drugs. The goal of this review is to analyze the multifaceted role of PYK2 in gastrointestinal disease, focusing on its contribution to tumor progression, associated signaling pathways, and the therapeutic potential of PYK2 inhibitors in improving disease management and prognosis.

## Linked entities

- **Genes:** PTK2B (protein tyrosine kinase 2 beta) [NCBI Gene 2185]
- **Proteins:** PTK2B (protein tyrosine kinase 2 beta)
- **Diseases:** cancer (MONDO:0004992)

## Full-text entities

- **Genes:** PTK2B (protein tyrosine kinase 2 beta) [NCBI Gene 2185] {aka CADTK, CAKB, FADK2, FAK2, PKB, PTK}, PTK2 (protein tyrosine kinase 2) [NCBI Gene 5747] {aka FADK, FADK 1, FAK, FAK1, FRNK, PPP1R71}
- **Diseases:** gastrointestinal disease (MESH:D005767), digestive system diseases (MESH:D004066), cancer (MESH:D009369)

## Full text

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## Figures

4 figures with captions in the complete paper: https://tomesphere.com/paper/PMC12310472/full.md

## References

99 references — full list in the complete paper: https://tomesphere.com/paper/PMC12310472/full.md

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Source: https://tomesphere.com/paper/PMC12310472