EPD0676_6_G07 EPD0676_6_B06 targeted mutation 1a, Wellcome Trust Sanger Institute EPD0676_6_F05 EUCOMM-projects http://identifiers.org/mgd/MGI:4842326 EPD0676_6_F07 EPD0676_6_A07 EPD0676_6_C07 Nipbl<tm1a(EUCOMM)Wtsi> MGI:4842326 EPD0676_6_C08 EPD0676_6_E06