This allele from IMPC was generated at Welcome Trust Sanger Institute by injecting CAS9 RNA and 4 guide sequences CCTCCAACACTCAAATATCCGTT, CCGTTAGGATCCAGATTAGCACA, CCACAGTGTATCAACGTATTTCA, CCTCACCATCAATAGCTAGGTAC, which resulted in a Exon Deletion. (J:237616)