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<div>Dear all,</div>
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<div>Is it possible to remove the rotation of a molecule?</div>
<div>I found the mdp option: <span class="suster">"comm_mode = Angular" and tried it but I am not sure wheather </span></div>
<div><span class="suster">I can use this option with my system: </span></div>
<div><span class="suster">I am considering a very long chain (~300 monomers) . I performed coase graining and </span></div>
<div><span class="suster">simulated the solvent implicit. I thought that the option: "comm_mode = Angular" can only </span></div>
<div><span class="suster">be used when considering one molecule in vacuum, right?</span></div>
<div>Why is the chain rotating?</div>
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<div><span class="suster">I found this:</span></div>
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<div>http://skryb.info/m/gmx-users@gromacs.org/3EC0AE25.2020304@chem.rug.nl</div>
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<div>during my searching for answers but I don't understand the meaning of</div>
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<div>"<span class="suster">..You would need to have a modified version of Gromacs..."</span></div>
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<div><span class="suster">I have the latest gromacs version....?</span></div>
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<div><span class="suster">Thank you in advance! </span></div>
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<div><span class="suster">Best, </span></div>
<div><span class="suster">Liz</span></div>
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