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