<div dir="ltr"><div><div><span id="result_box" class="" lang="en"><span class="">hello</span><span>,</span><br><span>I have a set of</span> <span class="">ligands</span> <span class="">that share</span> <span class="">Some</span> <span class="">atoms</span> <span class="">in common</span><span>.</span> <span class="">How I can</span> <span class="">clustering</span> <span class="">only those</span> <span class="">atoms</span><span>?</span><br> <span class="">Also,</span> <span class="">how I can change</span> <span class="">the variation</span> <span class="">of</span> <span class="">RMSD</span> <span class="">for this</span> <span class="">cluster analysis</span>  <span class="">in the</span> <span class="">&quot;</span><span>ensemble</span> <span class="">cluster</span><span>&quot;</span> </span><span id="result_box" class="" lang="en"><span class="">tool </span></span><span id="result_box" class="" lang="en"><span class="">of</span> <span class="">chimera</span><span>?<br></span></span></div><span id="result_box" class="" lang="en"><span>Thanks,<br></span></span></div><span id="result_box" class="" lang="en"><span>Rafael.</span></span></div>