This allele from IMPC was generated at Medical Research Council Harwell by injecting CAS9 RNA and 4 guide sequences CCTACCCAGTACGGTGCCTGGCA, TCCCTACCCAGTACGGTGCCTGG, CCTTAATGACGAAAGCCTAAGTC, GTCTCTTGACAATCCGTTTTTGG, which resulted in a Exon Deletion. (J:237616)