transcription regulator. similar to unknown protein [Arabidopsis thaliana] (TAIR:AT4G02880.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO43069.1); contains InterPro domain Helix-loop-helix DNA-binding; (InterPro:IPR011598); contains InterPro domain UBA-like (InterPro:IPR009060)