<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi Mike,<div>There are several possible routes to achieving this, but a concise one is the command:</div><div><br></div><div>label ~ element.H</div><div><br></div><div>where the "~" is a logical NOT. </div><div><<a href="http://www.cgl.ucsf.edu/chimera/docs/UsersGuide/midas/atom_spec.html#combinations">http://www.cgl.ucsf.edu/chimera/docs/UsersGuide/midas/atom_spec.html#combinations</a>></div><div><br></div><div>Or, you could label all atoms and then unlabel hydrogens, or do the menu equivalents of either of those routes.</div><div><br></div><div>I hope this helps,</div><div>Elaine<br><div>
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div><div>----------</div><div>Elaine C. Meng, Ph.D. </div><div>UCSF Computer Graphics Lab (Chimera team) and Babbitt Lab</div><div>Department of Pharmaceutical Chemistry</div><div>University of California, San Francisco</div><div><br></div></div></span></div><div><div>On Oct 21, 2010, at 1:59 PM, Michael Day wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">How would I label all atoms in a structure without labeling hydrogen atoms? I'm trying to label a small molecule with about 60 non-hydrogen atoms.<div><font class="Apple-style-span" face="'Bradley Hand ITC TT'" size="6"><span class="Apple-style-span" style="font-size: 20px;"><br></span></font></div></div></blockquote></div><br></div></body></html>