This allele from IMPC was generated at Medical Research Council Harwell by injecting CAS9 RNA and 4 guide sequences CCATCCTATTCTCACGCGTCTGT, CCAGCTGTTTCCGACCAGTAGCA, GGAGCCGATTCACGTAGCTCAGG, CCTATTCTCACGCGTCTGTCTAG, which resulted in a Exon Deletion. (J:265051)