Easy and efficient isogenic cell line creation powering the pinpoint targeted integration system is the pinpoint integrase, hyperspecific and efficient enzyme that catalyzes integration of pinpoint donor vector at pinpoint attp site.To use the pinpointhr attp placement vector with mcs to . integrase and pinpoint donor vector to insert . the phic integrase expression plasmid . Pinpoint targeted integration system . transfection of the placed attp site cell line with the pinpoint integrase vector . pinpoint integrase expression plasmid The best selection of royalty free expression vector art, graphics and stock illustrations. download ,+ royalty free expression vector images.