Using an sgRNA (targeting CGCTTACCAGATGGTCCGTA) and ssODN template (CACGACAGGGGTGGCTTCCTCATCCACTAGTGGAAGTGGCGACAAGGTCTACGCTTACCAGATGGATCGTACGGACTCCCGGGAGCAGAAGCTTGACGCCTTTCTGCAGCCTGTAAGCAGCCTTGGG) with CRISPR/Cas9 technology, valine codon 384 (GTC) was changed to aspartic acid (GAT) (c.1151_1152delTCinsAT, p.V384D). This mutation mimics human SNP rs63750447. (J:226562)