Tulmimetostat — Investigational Agent

Other · Phase 1/2 · MorphoSys / Constellation Pharmaceuticals

Mechanism of Action

Oral second-generation dual inhibitor of EZH2 and EZH1 methyltransferase activity, reducing H3K27 trimethylation to reactivate tumor-suppressor genes; dual targeting is designed to overcome incomplete suppression seen with EZH2-only inhibitors.

Investigational Indications

Key Trials