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In vitro binding activities of His6-PraR and His6-RebR to the reb promoter. (A) The region of the FITC-labeled dsDNA probe used in EMSA analyses. (B) EMSA analysis of dsDNA probes with increasing levels of purified His6-PraR or His6-RebR. (C) EMSA analysis of dsDNA probes with both His6-PraR and His6-RebR.
