How to prepare data for upload (instructions are for linux environment): 1. Create PSSM files using PSI BLAST. Please note that currently the only acceptable format is from PSI BLAST output. Command line prompt to get PSSM from BLAST program is as follows: blastpgp -i -d -j 2 -Q (above line shows 2 iteractions, you may change to as many as you wish) 2. Create a zipped archive. A convenient way is to put all your PSSM files in a new directory "data/" and archive as zip output.zip data/* Now simply upload the zipped files output.zip and you are ready.