This allele from IMPC was generated at Korea Mouse Phenotype Consortium by injecting CAS9 RNA and 4 guide sequences TGGGCTTGAAAGGTACAGTGGGG, CTAGGCACCTATTCAGTGGGAGG, GATGGGCTTGAAAGGTACAGTGG, GCTTCTAGGCACCTATTCAGTGG, which resulted in a Exon Deletion.