15553A-H9 15553A-B7 MGI:4951235 KOMP-Regeneron-Project 15553A-B10 targeted mutation 1, Velocigene 15553A-A9 15553A-A7 Prdm1<tm1(KOMP)Vlcg> 15553A-D8 http://identifiers.org/mgd/MGI:4951235