a 31-amino acid peptide consisting of a 16-lysine chain at the amino terminus for electrostatic binding of DNA & the 15-amino acid integrin-binding domain of the venom molossin from the American pit viper, Crotalus molossus molussus at the carboxyl terninus; the integrin binding motif is Arg-Gly-Asp-Asn-Pro; amino acid sequence in first fource