SNSS · Sunesis Pharmaceuticals, Inc

As of February 24, 2021, Sunesis Pharmaceuticals, Inc. was acquired by Viracta Therapeutics, Inc., in a reverse merger transaction. Sunesis Pharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of targeted inhibitors for the treatment of hematologic and solid cancers. Its lead product candidate is vecabrutinib, a non-covalent inhibitor of Bruton's tyrosine kinase (BTK), which is in Phase 1b/2 clinical trial for the treatment of chronic lymphocytic leukemia, mantle cell lymphoma, and other B-cell malignancies. The company is also developing SNS-510, which is in preclinical pharmacology studies for the treatment of solid tumor and hematologic malignancies; various other partnered programs, such as TAK-580, a pan-Raf inhibitor program that is in Phase 1 clinical trial for the treatment of pediatric low-grade glioma; and vosaroxin, an anti-cancer quinolone derivative that intercalates DNA and inhibits topoisomerase II. It has a collaboration agreement with Biogen Idec MA, Inc. to discover, develop, and commercialize small molecule BTK inhibitors; and license agreement with Takeda Pharmaceutical Company Limited to develop and commercialize preclinical inhibitors of PDK1. Sunesis Pharmaceuticals, Inc. was founded in 1998 and is headquartered in South San Francisco, California.