This allele from IMPC was generated at Medical Research Council Harwell by injecting CAS9 RNA and 4 guide sequences GCTATTAACCTAAGAATGTGTGG, CCTTGTACCTGCTATTAACCTAA, TGTTTCGCTACATGCAAGAAGGG, CCATGTGTTTCGCTACATGCAAG, which resulted in a Exon Deletion. (J:237616)