...2013). We also have an older system using two cassettes to express the CRISPR RNA array and tracrRNA separately...guide RNA: These plasmids contain two expression cassettes, a human codon-optimized SpCas9 or SpCas9n, and...tracrRNA: This plasmid contains three expression cassettes. To target a given site, the plasmid can be digested.... SpCas9 alone: This plasmid contains a single cassette expressing human codon-optimized SpCas9; sgRNA...guide RNA: These plasmids contain two expression cassettes, a human codon-optimized SaCas9 driven by either...This plasmid ( PX600, #61592 ) contains a single cassette expressing human codon-optimized SaCas9; SaCas9...plasmid (AAV-SpCas9, #60957) contains a single cassette expressing human codon-optimized SpCas9, driven...