Sergei, Take a look at the SearchIO HOWTO. A list of HOWTOs: http://www.bioperl.org/wiki/HOWTOs Brian O. On 9/9/06 4:22 PM, "sergei ryazansky" <dr.hogart at gmail.com> wrote: > Hi all. > How I can select the best hsp in each hit by bioperl parsing of blast > result? > Thank you in advance.