MGI:3772332 Polr2a<tm1(cre/ESR1)Bbd> RERTn RERT Recombinase|Inducible RNAPII(CreERT2) targeted mutation 1, Mariano Barbacid RERTert Polr2a<tm1(cre/ERT2)Bbd> http://identifiers.org/mgd/MGI:3772332 RERTn<ert>