4.3. Dual Luciferase Transcriptional Activity Assay in Rice Protoplasts The full-length CDS of OsbZIP81.1 and OsbZIP81.2 was cloned into GAL4-DB via the BamHI/EcoRI sites as the effector (the primer sequences are listed in Supplementary Table S6), and the 35S promoter driven luciferase gene...