Hello, I have a question about trjconv. I have a .trr file and I put the following line of command: trjconv -f trajcentrada.trr -b 1646 -e 1646 -o 1646ps.gro I got back a file of 13813272703 bytes. Then I make the same and got a file of 506444 bytes. Do you know what is happening?Mishelle