Schrödinger will be exhibiting at the 2007 Annual Meeting of the American Crystallographic Association , taking place from July 21-26, in Salt Lake City, UT. Schrödinger will also be participating in the poster session on Tuesday, July 24. Dr. Jeffrey Bell, PrimeX Product Manager, will be presenting a poster titled "Use of the All-atom Force Field OPLS in PrimeX to Restrain Protein Refinement at Moderate Resolution."