Hi, Does anybody have a program which calculates a sequence's Grand average of hydropathicity (GRAVY)? TIA, ./I -- Iddo Friedberg, Ph.D. The Burnham Institute 10901 N. Torrey Pines Rd. La Jolla, CA 92037 USA Tel: +1 (858) 646 3100 x3516 Fax: +1 (858) 646 3171 http://ffas.ljcrf.edu/~iddo