The pattern of <a href="//commons.wikimedia.org/w/index.php?title=Weak_isospin&amp;action=edit&amp;redlink=1" class="new" title="Weak isospin (page does not exist)">weak isospin</a>, W, weaker isospin, W', strong g3 and g8, and baryon minus lepton, B, charges for particles in the SO(10) model, rotated to show the embedding of the <a href="//commons.wikimedia.org/w/index.php?title=Georgi-Glashow_model&amp;action=edit&amp;redlink=1" class="new" title="Georgi-Glashow model (page does not exist)">Georgi-Glashow model</a> and <a href="//commons.wikimedia.org/wiki/Standard_Model" title="Standard Model">Standard Model</a>, with electric charge roughly along the vertical. In addition to Standard Model particles, the theory includes thirty colored <a href="//commons.wikimedia.org/w/index.php?title=X_bosons&amp;action=edit&amp;redlink=1" class="new" title="X bosons (page does not exist)">X bosons</a>, responsible for <a href="//commons.wikimedia.org/w/index.php?title=Proton_decay&amp;action=edit&amp;redlink=1" class="new" title="Proton decay (page does not exist)">proton decay</a>, and two W' bosons.
<a href="//commons.wikimedia.org/wiki/User:Cjean42" title="User:Cjean42">Cjean42</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>, Created from Garret Lisi's <a rel="nofollow" class="external text" href="http://deferentialgeometry.org/epe/">Elementary Particle Explorer</a>