This allele from IMPC was generated at Bayor College of Medicine by injecting CAS9 Protein and 4 guide sequences CCTAGGCTCTAGGTCCCGGGTCC, CCATACCAGGGACCCCTCGTATG, CCGACCCTGGGATGACTCCATGG, TCGGTCTCCGCAGCTTCCCCAGG, which resulted in a Whole-gene deletion. (J:265051)