[gmx-users] Coordinates change after minimization
David van der Spoel
spoel at xray.bmc.uu.se
Sat Jun 20 14:37:20 CEST 2009
Justin A. Lemkul wrote:
> Ms. Aswathy S wrote:
>> After minimizing the protein -ligand complex, the co-ordinates have
>> drastically.My idea about minimization was the coordinates will have
>> changes only. In this case my protein is completely transferring to a new
>> co-ordinates.Is that reasonable.??
> The amount of change will depend on the quality of the initial model.
> If large changes need to be made, they can be. If the entire protein is
> moving, then perhaps the box has not been prepared correctly, and the
> translation is caused by a periodic jump. Have a look at the output
> (not just the coordinates) and see if you can deduce what's going on.
Try running g_confrms to see whether they really are very different.
>> Thanks, Aswathy Dept. Biotechnology Ext. 3108
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David van der Spoel, PhD, Professor of Biology
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
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