This allele from IMPC was generated at Welcome Trust Sanger Institute by injecting CAS9 RNA and 4 guide sequences TGTAATAGCATGGTTGGAATCGG, CCTCTAGCAAGAGTGAATCACAG, CCATTATAAAGCTATAGTTGATG, TGTATTTCCGGTTCCGTGCATGG, which resulted in a Exon Deletion. (J:265051)