PRE1 (PACLOBUTRAZOL RESISTANCE1); DNA binding / transcription factor. similar to transcription regulator [Arabidopsis thaliana] (TAIR:AT3G28857.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO14946.1); contains InterPro domain Basic helix-loop-helix dimerisation region bHLH; (InterPro:IPR001092)