This allele from IMPC was generated at RIKEN BioResource Center by injecting CAS9 Protein and 4 guide sequences CCAGAATCCCCTAGATAAGGATT, ACTAGCTAATGAATTCATGCAGG, GATAAGGATTGTGAATAAGTTGG, GCTACCTTAATATGCATTCAAGG, which resulted in a Exon Deletion. (J:237616)