Figures (6)  Tables (1)
    • Figure 1. 

      Number of miR156 precursors and unique mature sequences in horticultural plants published in the miRbase database. Identical mature sequences from different precursors were considered as one sequence.

    • Figure 2. 

      Alignment of orthologous miR156 subfamilies from Arabidopsis and horticultural plants. A total of 138 miR156 mature sequences from 16 different horticultural plants were aligned. The sequences boxed in black are miR156 seed sequences. ath: Arabidopsis thaliana; mdm: Malus domestica; csi: Citrus sinensis; cme: Cucumis melo; cpa: Carica papaya; vun: Vigna unguiculata; aof: Asparagus officinalis; han: Helianthus annuus; vca: Vriesea carinata; ppe: Prunus persica; vvi: Vitis vinifera; fve: Fragaria vesca; sly: Solanum lycopersicum; bna: Brassica napus; stu: Solanum tuberosum; dpr: Digitalis purpurea; aqc: Aquilegia caerulea. The miR156 sequences were downloaded from the miRbase database. Sequences are listed in Supplemental Table S1.

    • Figure 3. 

      Phylogenetic relationships between MIR156 from different plants. A total of 122 MIR156 sequences were phylogenetically analyzed. ath: Arabidopsis thaliana; mdm: Malus domestica; csi: Citrus sinensis; cme: Cucumis melo; cpa: Carica papaya; vun: Vigna unguiculata; aof: Asparagus officinalis; han: Helianthus annuus; vca: Vriesea carinata; ppe: Prunus persica; vvi: Vitis vinifera; fve: Fragaria vesca; sly: Solanum lycopersicum; bna: Brassica napus; stu: Solanum tuberosum; dpr: Digitalis purpurea; aqc: Aquilegia caerulea. The MIR156 sequences were downloaded from the miRbase database. Sequences are listed in Supplemental Table S2.

    • Figure 4. 

      Age pathway for flowering defined by the miR156-SPL module.

    • Figure 5. 

      Age-dependent change in plant resistance to biotic stress.

    • Figure 6. 

      miR156-SPL module regulates special horticultural traits.

    • ClassificationSpeciesGrowth and developmentStress responseOthersRef.
      VegetablesSolanum tuberosumTuberization; development of leaves, trichomes, branches, lateral roots and inflorescencesCytokinin and strigolactone level[61, 101]
      Solanum lycopersicumDevelopment of leaves, branches and trichomes; floral induction and flower development; ovary and fruit developmentDrought, cold; Botrytis cinerea infection[9, 20, 36, 48 ,
      59, 60, 75, 86]
      Brassica campestrisVegetative phase change; headingHeat[29, 85]
      Cucumis sativusTendril formation; vegetative phase change[15,16]
      Brassica alboglabraSeed development[102]
      Brassica oleraceaXanthomonas campestris infection[103]
      Lactuca sativaSeed dormancy[94]
      FruitsMalus spp.Vegetative phase change; adventitious root formationSalt, droughtBrowning inhibition[19, 92, 93,
      104, 105]
      Citrus sinensisVegetative phase changeSomatic embryogenesis[99, 100]
      Vitis viniferaVegetative phase change; flower development in winter; grape berry development and ripening
      [65, 106, 107]
      Citrus × paradiseVegetative phase change[108]
      Morus atropurpureaVegetative phase changeSilkworm herbivory[25, 81]
      Passiflora edulisVegetative phase change[48]
      Saccharum officinarumCold, drought and salt[83]
      Musa acuminataFruit ripeningHeat[58, 84]
      Pyrus spp.Red peel colorationApple stem pitting virus infectionAnthocyanin biosynthesis[63, 74]
      Vaccinium corymbosumFruit colorationAnthocyanin biosynthesis and chlorophyll degradation[64]
      Litchi chinensisFloweringAnthocyanin biosynthesis[49, 66]
      Ornamental plantsPaeonia lactifloraFlower colorationAnthocyanin biosynthesis[10, 53]
      Paeonia delavayiVegetative phase change[26]
      Chrysanthemum morifoliumFlowering time[42]
      Rosa chinensisVegetative phase change; flowering time[109, 110]
      Vachellia cornigeraHerbivore defense[82]
      Paulownia fortuneiPaulownia witches' broom (PaWB) infection[111]
      Pogostemon cablinSesquiterpene biosynthesis[70]
      Gorteria diffusaPetal spot placement[54]
      Lilium Oriental TrumpetVegetative phase change[28]
      Viburnum macrocephalumDifferentiation of fertile and sterile flowers[55]
      Cymbidium goeringiiReproductive organ development[56]
      Dendrobium catenatumVegetative phase change[27]
      Petunia spp.Development of branches and internodes; flowering time[43]
      Tea plantsCamellia sinensisDouble flower domesticationColletotrichum gloeosporioides infectionTaste compound (catechin, caffeine, and theanine) biosynthesis[51, 68,
      69, 76, 77]

      Table 1. 

      Biological functions of miR156 in horticultural plants.