EUCOMM-projects EPD0803_5_B03 MGI:5009664 EPD0803_5_F03 targeted mutation 1a, Wellcome Trust Sanger Institute Ltbr<tm1a(EUCOMM)Wtsi> EPD0803_5_D04 http://identifiers.org/mgd/MGI:5009664 EPD0803_5_G04