Zhenyu Zhang

PTPestle Pharmaceuticals is a biotechnology company focused on the discovery and development of novel small molecule inhibitors targeting Protein Tyrosine Phosphatases (PTPs). Founded by Dr. Zhen-Yu Zhang, a world-renowned expert in PTP research, the company leverages deep structural and mechanistic insights to address historically "undruggable" phosphatase targets. Its pipeline includes programs targeting PTP1B for metabolic diseases like diabetes and obesity, as well as SHP2 and PTPN2/N1 for oncology and cancer immunotherapy. By utilizing a proprietary platform for phosphatase drug discovery, PTPestle aims to deliver first-in-class therapies for a wide range of unmet medical needs in metabolic, inflammatory, and oncological conditions.