Tg(MMTV-PyVT*Y315F*Y322F)Db-1Mul MGI:3614259 O MMTV-PyVmT Y315/322F|MMTV/MT-Y315/322F|Tg(MMTV-PyVT*Y315F,Y322F)Db-1Mul transgene insertion Db-1, William Muller MMTV/MT-Y315/322F Transgene MMTV-PyVmT Y315/322F Tg(MMTV-PyVT*Y315F,Y322F)Db-1Mul http://identifiers.org/mgd/MGI:3614259 transgene