. . . . . . . . . . . . . . . . . . . . . . . "p(MGI:Rb1) =| tscript(p(MGI:Yy1))" . "p(MGI:Rb1,pmod(P)) =| (p(MGI:Rb1) =| tscript(p(MGI:Yy1)))" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "20131211" . "These observations suggest that the interaction of YY1 with hypophosphorylated Rb in resting B cells prevents interaction of YY1 with DNA. After stimulation with class-switching activators, such as LPS, Rb becomes hyperphosphorylated and YY1 is released and can then bind to the hs3 enhancer and E mu." . . "Selventa" . . . . "2014-07-03T14:32:02.295+02:00"^^ . . .