EPD0780_5_G06 EPD0780_5_B07 EPD0780_5_E05 targeted mutation 1a, Wellcome Trust Sanger Institute EUCOMM-projects http://identifiers.org/mgd/MGI:5000388 EPD0780_5_D07 EPD0780_5_C05 MGI:5000388 Mcm2<tm1a(EUCOMM)Wtsi>