[gmx-users] ffG43a1.n2t

David van der Spoel spoel at xray.bmc.uu.se
Wed Mar 22 16:34:02 CET 2006

Marco Deriu wrote:
> Dear all,
> I ran x2top (gromacs 3.3) command to get DNA.top file from DNA.gro. But 
> it gave me error for all the forcefields I used. The error was as follows:
> Fatal error: Library file ffG43a1.n2t not found in current dir nor in 
> default directories.
> Also when I used other forcefields it gave me same errors but the file 
>  names were different i.e. ffG43b1.n2t, ffG43a2.n2t, ffoplsaa.n2t and 
> ffgmx2.n2t. Please tell me where I can get these files. I have searched 
> for these
> files on my pc (/usr/local/gromacs/share/top) but these are not there.
> Thank you

Won't work. You need to use pdb2gmx.

> Marco
> ------------------------------------------------------------------------
> _______________________________________________
> gmx-users mailing list    gmx-users at gromacs.org
> http://www.gromacs.org/mailman/listinfo/gmx-users
> Please don't post (un)subscribe requests to the list. Use the 
> www interface or send it to gmx-users-request at gromacs.org.
> Can't post? Read http://www.gromacs.org/mailing_lists/users.php

David van der Spoel, PhD, Assoc. Prof., Molecular Biophysics group,
Dept. of Cell and Molecular Biology, Uppsala University.
Husargatan 3, Box 596,  	75124 Uppsala, Sweden
phone:	46 18 471 4205		fax: 46 18 511 755
spoel at xray.bmc.uu.se	spoel at gromacs.org   http://folding.bmc.uu.se

More information about the gromacs.org_gmx-users mailing list