Arginine codon 194 (CGG) in exon 6 was changed to cysteine (TGC) (p.R194C) using an sgRNA (targeting AGAAGACCCTGAAGTGTATACGG) and an ssODN template with CRISPR/Cas9 technology. This mutation is the equivalent of the human p.R210C mutation found in an albinism patient. (J:332654)