Tripos and Pfizer Sign Multiyear Renewal of Global Software License

Tripos, Inc., a leading provider of drug discovery informatics products and chemistry research, has announced a multimillion-dollar, multiyear extension of its global software license agreement with Pfizer Inc.

Tripos’ discovery software is used by customers to manage, analyze and share biological and chemical information. Since the two companies announced their first wide area network (WAN) partnership in January 2001, Pfizer has employed a broad array of Tripos’ proprietary drug discovery software tools and applications, including the industry-leading SYBYL(R) and UNITY(R) programs, which help to transform science into commercially viable products.

“For more than 18 years, Pfizer has used Tripos’ computational technology to enhance its drug discovery efforts,” said Dr. Trevor Heritage, senior vice president and general manager of Discovery Informatics for Tripos. “We are delighted that Pfizer has chosen to enlarge and extend its commitment to our products, and we look forward to our ongoing work with Pfizer.”

About Tripos, Inc.

Tripos (Nasdaq:TRPS) combines leading-edge technology and innovative science to deliver consistently superior, chemistry-research products and services for the biotechnology, pharmaceutical and other life science industries. Tripos collaborates with clients to accelerate and improve the creation of life-enhancing products. Within Tripos’ Discovery Informatics (DI) business, the company provides software products and consulting services to develop, manage, analyze and share critical drug discovery information. Within Tripos’ Discovery Research (DR) business, Tripos’ medicinal chemists and research scientists partner directly with clients in their research initiatives, leveraging state-of-the-art information technologies and research facilities. Headquartered in St. Louis, Mo., Tripos spans the world with global research operations and an international client base. Further information on Tripos can be found at http://www.tripos.com .