Dear Gromacs users, I have asked this questions before and Justin gave some answers which I could solve my problem based on his answer. I am using Ubuntu 12.10 and installed gromacs 4.5.5-2. this is what I have done 2- I moved this file to usr/local/bin 1- first I downloaded the dssp wget ftp://ftp.cmbi.ru.nl/pub/software/dssp/dssp-2.0.4-linux-amd64 -O~/dssp 2- I moved this file to usr/local/bin
then I run do_dssp and I was asked to select a group Select a group: 1 Selected 1: 'Protein' There are 162 residues in your selected group trn version: GMX_trn_file (single precision) Reading frame 0 time 0.000 Back Off! I just backed up ddQ0FCUF to ./#ddQ0FCUF.1# after that I am getting Program do_dssp, VERSION 4.5.5 Source code file: /build/buildd/gromacs-4.5.5/src/tools/do_dssp.c, line: 572 Fatal error: Failed to execute command: /usr/local/bin/dssp -na ddQ0FCUF ddzUlAvc > /dev/null 2> /dev/null For more information and tips for troubleshooting, please check the GROMACS website at http://www.gromacs.org/Documentation/Errors I really appreciate if anyone can tell me simple and step-by step solution (I am a beginner user). Thanks -- gmx-users mailing list gmx-users@gromacs.org http://lists.gromacs.org/mailman/listinfo/gmx-users * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/Search before posting! * Please don't post (un)subscribe requests to the list. Use the www interface or send it to gmx-users-requ...@gromacs.org. * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists