WLE3 Retroviral CMG2 Chromatin VSEPR trimeric Crystallogr muestro Surtax Daigongen SDXF Toprim CdI2 pseudogroup riboswitch YCl3 wurtzite SECIS fQstarE nonspeech Mn2O3 coadjoint Rfam UTR readthrough preQQ1 spinc trivializations synclinal Pointwise LATEST WQundG 0Qp299 Viscome Sofianopoulos 0Qp114