CRISPR/cas9 genome editing used CrRNAs to target upstream (CCTTCAGCAGGTACTATCCA; CCCTTCAGCAGGTACTATCC) and downstream (CTGGCCATGCTCAGGCCCTA; ATGCTCAGGCCCTAGGGATG) regions of exon 2 designed to create a floxed conditional line, nstead created a 1156 bp deletion incorporating exon 2 (CCCTCCAGCTTCTAGTGGCCCTGG/del1156/AGGTACAGTCCCTCTCTCCTGCTCTCTTAGCAGGACAA). (J:101977)