EPD0676_6_F06 EPD0676_6_E08 targeted mutation 1e, Wellcome Trust Sanger Institute MGI:4842460 EPD0676_6_G06 EPD0676_6_H05 EPD0676_6_B07 EPD0676_6_H06 Nipbl<tm1e(EUCOMM)Wtsi> EPD0676_6_D07 EUCOMM-projects http://identifiers.org/mgd/MGI:4842460