Installation of Psipred Cliff Gao (1) download the code of psipred from http://bioinfadmin.cs.ucl.ac.uk/downloads/ # when I am writing this blog, psipred is v3.2 (2) tar -zxvf *.tar.gz file cd psipred cd src make make install (3) open the runpsipred change the dbname # your database name; for my dbname is nr/filtnr ncbidir # where you installed blast (4) ./runpsipred example.fasta # runpsipred is a script used the tcsh if you has not tcsh, type sudo apt-get install tcsh