Dear all, I want to calculate the persistence length of a single stranded DNA in the presence of various salts. I want to plot a lnP(theta) vs 1-cos(theta) graph, where theta is the bend angle of the DNA and P(theta) is the angular probability. From GROMACS what I obtained was as follows-
# This file was created Thu Sep 3 07:02:19 2015 # by the following command: # g_polystat -f mdfinal_60ns.xtc -s mdfinal_60ns.tpr -p persist_18mm.xvg # # g_polystat is part of G R O M A C S: # # GRoups of Organic Molecules in ACtion for Science # @ title "Persistence length" @ xaxis label "Time (ps)" @ yaxis label "bonds" @TYPE xy 0.000 0.4025 2.000 0.4472 4.000 0.4527 6.000 0.4958 8.000 0.4444 10.000 0.5157 12.000 0.5164 14.000 0.5471 16.000 0.5090 Here, the time evolution of some bonds are given. Can anyone help resolving the issue? Thanks in advance, Soumadwip Ghosh Research Fellow, IITB Mumbai India -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists * For (un)subscribe requests visit https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or send a mail to gmx-users-requ...@gromacs.org.