<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi Tianming,<div class=""><br class=""></div><div class=""> The SciPy package that ChimeraX includes has a convex hull function so I wrote a little code to use it and display the convex hull surfaces.</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span><a href="https://rbvi.github.io/chimerax-recipes/convex_hull/convex_hull.html" class="">https://rbvi.github.io/chimerax-recipes/convex_hull/convex_hull.html</a></div><div class=""><br class=""></div><div class="">Here is a photosystem 1 shown as a solvent excluded molecular surface (6 million triangles) compared to convex hull surfaces for each protein (3000 triangles) giving it a mineral look.</div><div class=""><br class=""></div><div class=""><span class="Apple-tab-span" style="white-space:pre"> </span>Tom</div><div class=""><br class=""></div><div class=""><img apple-inline="yes" id="132A2CD8-3149-4C64-A42C-C650D973C4FD" src="cid:CB71FC79-2D5E-4D21-9D35-3DFBD75FDB30" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Oct 7, 2022, at 6:49 AM, Tianming Qu via ChimeraX-users <<a href="mailto:chimerax-users@cgl.ucsf.edu" class="">chimerax-users@cgl.ucsf.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><div style="margin: 0cm; text-align: justify; font-size: 10.5pt; font-family: DengXian;" class=""><span lang="EN-US" class="">Hi dear ChimeraX-Users and developers,<o:p class=""></o:p></span></div><div style="margin: 0cm; text-align: justify; font-size: 10.5pt; font-family: DengXian;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; text-align: justify; font-size: 10.5pt; font-family: DengXian;" class=""><span lang="EN-US" class="">Is ChimeraX available for drawing the convex hull of protein structures?<o:p class=""></o:p></span></div><div style="margin: 0cm; text-align: justify; font-size: 10.5pt; font-family: DengXian;" class=""><span lang="EN-US" class=""><o:p class=""> </o:p></span></div><div style="margin: 0cm; text-align: justify; font-size: 10.5pt; font-family: DengXian;" class=""><span lang="EN-US" class="">Best,<o:p class=""></o:p></span></div><div style="margin: 0cm; text-align: justify; font-size: 10.5pt; font-family: DengXian;" class=""><span lang="EN-US" class="">Tianming<o:p class=""></o:p></span></div></div><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">_______________________________________________</span><br style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; 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