Table 1.

miRNAs and their predicted targets.

	Conservation status
miRNA family	Arabidopsis	Oryza (rice)	Populus (poplar)	Predicted target gene(s)
miR156	√	√	√	Squamosa promoter-binding proteins[57]
miR159/319	√	√	√	GAMYB transcription factors[57]
miR160	√	√	√	Auxin response factors (ARF) [57]
miR162	√	√	√	DICER-LIKE 1 (DCL1) [57]
miR164	√	√	√	NAC domain transcription factors[57]
miR156/166	√	√	√	HD-ZIP transcription factors[57]
miR167	√	√	√	Auxin response factors (ARF) [57]
miR168	√	√	√	ARGONAUTE 1 (AGO1) [57]
miR169	√	√	√	HAP2-like transcription factors[57]
miR171	√	√	√	Scarecrow-like transcription factors[57]
miR172	√	√	√	APETALA 2 transcription factors[58]
miR390	√	√	√	TAS3[59]
miR393	√	√	√	F-box transcription factors (TIR1) [60]
miR394	√	√	√	F-box transcription factors[60]
miR396	√	√	√	GRF, rhodenase[60]
miR397	√	√	√	laccase[60]
miR398	√	√	√	Copper superoxid dismutase, CytC oxidase[60]
miR403	√	√	√	ARGONAUTE 2 (AGO2)[20]
miR408	√		√	Peptide chain release factor, laccase[20]
miR475			√	PPR proteins[8]
miR476			√	PPR proteins[8]