This allele from IMPC was generated at Bayor College of Medicine by injecting CAS9 Protein and 4 guide sequences GATCCCATTTGACAAAACAAAGG, TAAAATAAACTACTACTCAGGGG, CCTCATAACTAAACACCTTCAGT, CCACCAGCACTCTGCACAATCTT, which resulted in a Exon Deletion. (J:265051)