The R64B07 enhancer fragment is fused upstream of the Drosophila synthetic core promoter (DSCP) followed by the p65(AD)::Zip+ hemidriver (component of a 'split driver' system, contains the p65 activation domain). A Hsp70 transcriptional terminator is present.
Comment: when combined with P{R37E10-GAL4.DBD}
Comment: when combined with P{R37E10-GAL4.DBD} (combination referred to as 'L5b-Gal4')