This allele from IMPC was generated at Toronto Centre for Phenogenomics by injecting CAS9 Protein and 4 guide sequences CCCATGCCGCAACAGAGGTTGGC, CCCAGGGTGCCTTCTCGATGGAC, CCAGGTAGGCGGTACTCGCAATC, GGCAACGAGCGTGTCAAGGATGG, which resulted in a Inter-exdel deletion. (J:237616)