GAD65 (GAD2) Human Gene Knockout Kit (CRISPR) KN423464 USD 1,290.00 2 Weeks GAD2 - KN2.0, Human gene knockout kit via CRISPR, non-homology mediated. Format 2 gRNA vectors, 1 linear donor Donor DNA EF1a-GFP-P2A-Puro KN423464 is the updated version of KN223464.