transcription factor. similar to transcription factor [Arabidopsis thaliana] (TAIR:AT3G17100.2); similar to transcription factor [Arabidopsis thaliana] (TAIR:AT3G17100.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO44932.1); contains InterPro domain Basic helix-loop-helix dimerisation region bHLH; (InterPro:IPR001092); contains InterPro domain Helix-loop-helix DNA-binding; (InterPro:IPR011598)