basic helix-loop-helix (bHLH) family protein. similar to HEC3 (HECATE 3), DNA binding / transcription factor [Arabidopsis thaliana] (TAIR:AT5G09750.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO63891.1); similar to hypothetical protein OsI_010825 [Oryza sativa (indica cultivar-group)] (GB:EAY89592.1); similar to hypothetical protein OsJ_010048 [Oryza sativa (japonica cultivar-group)] (GB:EAZ26565.1); contains InterPro domain Basic helix-loop-helix dimerisation region bHLH; (InterPro:IPR001092); contains InterPro domain Helix-loop-helix DNA-binding; (InterPro:IPR011598); contains InterPro domain Histidine triad (HIT) protein (