[gmx-users] Freeze groups
David van der Spoel
spoel at xray.bmc.uu.se
Wed Nov 26 13:09:01 CET 2003
On Wed, 2003-11-26 at 13:15, wonghua at netcourrier.com wrote:
> The only thing that puzzles me though, is the way the atoms seems to be ordered in the .ndx....
> For exemple, the clean.ndx returned by pdb2gmx
> [ prot_sort ]
> 1 2 5 6 7 8 3 4 9 10 11 12 13 14 17
> 18 19 20 15 16 21 22 25 26 23 24 27 28 31 32
> 33 34 29 30 35 36 39 40 41 42 43 44 37 38 45
>
> Does it have a reason for putting them in this order?
> I ask this because I know the numbers of the residues I want to freeze, and I think it more convenient to edit an .ndx file myself with the atoms number....
>
use make_ndx you can select residue numbers
> Thanks
>
> Wong Hua
>
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--
David.
________________________________________________________________________
David van der Spoel, PhD, Assist. 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://xray.bmc.uu.se/~spoel
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