<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Dear Elaine,</div><div class=""><br class=""></div>Thank you very much for your clear explanations.<div class="">Best regards</div><div class=""><br class=""></div><div class="">Dominique<br class=""><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">Le 13 avr. 2017 à 17:30, Elaine Meng <<a href="mailto:meng@cgl.ucsf.edu" class="">meng@cgl.ucsf.edu</a>> a écrit :</div><br class="Apple-interchange-newline"><div class=""><div class="">Small correction: default ball scale factor is 0.25<br class=""><br class="">Elaine<br class=""><br class=""><blockquote type="cite" class="">On Apr 13, 2017, at 8:25 AM, Elaine Meng <<a href="mailto:meng@cgl.ucsf.edu" class="">meng@cgl.ucsf.edu</a>> wrote:<br class=""><br class="">Dear Dominique,<br class="">Ball radius is ball scale factor multiplied by sphere radius, with default ball scale factor = 0.2. The sphere radius is a VDW radius or ionic radius, see the page on “VDW radii” and links therein for the default values and how to change the values:<br class=""><<a href="http://www.rbvi.ucsf.edu/chimera/docs/UsersGuide/midas/vdwrad.html" class="">http://www.rbvi.ucsf.edu/chimera/docs/UsersGuide/midas/vdwrad.html</a>><br class=""><br class="">As mentioned in that page, you can change the sphere radius of an atom to basically whatever you want with command “vdwdefine”, e.g.<br class=""><br class="">vdwdef +1 Au<br class="">vdwdef 2 Au<br class=""><br class="">…to set radius of element Au 1.0 Angstrom larger than current (relative) or to 2.0 Angstroms (absolute). You could use other specifiers like atom name, residue number, etc. instead of the element symbol, but it sounded like element symbol might be convenient in your case.<br class=""><<a href="http://www.rbvi.ucsf.edu/chimera/docs/UsersGuide/midas/vdwdefine.html" class="">http://www.rbvi.ucsf.edu/chimera/docs/UsersGuide/midas/vdwdefine.html</a>><br class=""><br class="">You can also change the ball scale factor for a whole model in the Selection Inspector or with command “setattr”.<br class="">I hope this helps,<br class="">Elaine<br class="">----------<br class="">Elaine C. Meng, Ph.D. <br class="">UCSF Computer Graphics Lab (Chimera team) and Babbitt Lab<br class="">Department of Pharmaceutical Chemistry<br class="">University of California, San Francisco<br class=""><br class=""><blockquote type="cite" class="">On Apr 12, 2017, at 10:57 PM, Dominique Matt <<a href="mailto:dmatt@unistra.fr" class="">dmatt@unistra.fr</a>> wrote:<br class=""><br class="">Dear Colleagues,<br class="">I am an enthusiastic Chimera user.<br class="">I recently got some structures of gold complexes and noticed that the when using the ball&stick or the sphere representation, gold atoms are too small, while palladium atoms are absolutely OK.<br class="">What can I do to increase the size of the gold atoms ? Or could you correct this directly in the online program ?<br class=""><br class="">I thank you for your help<br class="">Sincerely,<br class="">Dominique MATT<br class="">CNRS Research Director<br class=""></blockquote><br class=""><br class="">_______________________________________________<br class="">Chimera-users mailing list: <a href="mailto:Chimera-users@cgl.ucsf.edu" class="">Chimera-users@cgl.ucsf.edu</a><br class="">Manage subscription: <a href="http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users" class="">http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users</a><br class=""><br class=""></blockquote></div></div></blockquote></div><br class=""><div class="">
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-webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="orphans: auto; widows: auto; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><font face="Arial" class=""><font size="4" style="color: rgb(0, 0, 0);" class=""><b class="">Dominique MATT</b></font><br class="">CNRS Research Director<br class=""><br class=""></font></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><font face="Arial" class=""><font color="#a13d28" class="">Laboratoire de Chimie Inorganique Moléculaire et Catalyse</font></font></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><font face="Arial" color="#a13d28" class="">Institut de Chimie de Strasbourg </font></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><font face="Arial" class=""><font color="#a13d28" class="">UMR 7177 CNRS-Université de Strasbourg<br class="">4 rue Blaise Pascal, 67070 Strasbourg cedex, France</font></font></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><font face="Arial" class=""><font color="#a13d28" class=""><b class=""> </b></font><br class=""></font><font color="#544ea0" class=""><i style="font-size: 12px; font-family: Arial; text-align: -webkit-auto;" class="">Phone</i><span style="font-size: 12px; font-family: Arial; text-align: -webkit-auto;" class=""> : + 33 3 68 85 17 19</span><font face="Arial" class=""><br class=""><span style="font-size: 12px;" class=""><i class="">E-mail </i>: <a href="mailto:dmatt@unistra.fr" class="">dmatt@unistra.fr</a><br class=""><i class="">web</i>: <a href="http://lcimc.u-strasbg.fr" class="">http://lcimc.u-strasbg.fr</a></span></font></font></div><div style="color: rgb(0, 0, 0); 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