HEPD0782_4_G12 targeted mutation 3e, Helmholtz Zentrum Muenchen GmbH EUCOMM-projects MGI:5511184 Sfrp4<tm3e(EUCOMM)Hmgu> HEPD0782_4_C09 http://identifiers.org/mgd/MGI:5511184 HEPD0782_4_B09 HEPD0782_4_H10 HEPD0782_4_E09