Apex1<tm1(NCOM)Mfgc> N01080P0_C_44W_G4 N01080P0_C_44W_D3 N01080P0_C_44W_E1 N01080P0_C_44W_E2 targeted mutation 1, Mammalian Functional Genomics Centre NorCOMM-projects MGI:4880219 N01080P0_C_44W_F2 N01080P0_C_44W_H2 http://identifiers.org/mgd/MGI:4880219 N01080P0_C_44W_E3