targeted mutation 1e, Wellcome Trust Sanger Institute EUCOMM-projects EPD0065_1_C10 Sptbn1<tm1e(EUCOMM)Wtsi> EPD0065_1_B11 EPD0065_1_A11 MGI:4431927 EPD0065_1_H10 http://identifiers.org/mgd/MGI:4431927