>> I have to take only single P atom or all Patoms of >> POPC biliayer ?
You have to use all the atoms MSDs of which you want to be used for calculating your diffusion constant. -- Vitaly V. Chaban School of Chemistry National University of Kharkiv Svobody sq.,4, Kharkiv 61077, Ukraine email: [EMAIL PROTECTED] skype: vvchaban _______________________________________________ gmx-users mailing list gmx-users@gromacs.org http://www.gromacs.org/mailman/listinfo/gmx-users Please search the archive at http://www.gromacs.org/search before posting! Please don't post (un)subscribe requests to the list. Use the www interface or send it to [EMAIL PROTECTED] Can't post? Read http://www.gromacs.org/mailing_lists/users.php