What is the offical name of CNS force field? Thanks. -- Chi-Hao Luan, Ph.D. Director, High Throughput Screening Facility Center for Biophysical Sciences and Engineering The University of Alabama at Birmingham CBSE 225 1025 18th Street S. Birmingham, AL 35294-4400 Phone: (205) 975-2450 (o), 934-6730 (lab) Fax: (205) 934-7341 ---