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Table 1 Statistical analysis for the identification of over and under-represented plant species.

From: A computational-based update on microRNAs and their targets in barley (Hordeum vulgare L.)

  Initial dataset H.vulgare
  n° of mature sequences (redundant set) % n° of mature sequences (redundant set) matching at least one barley EST % p-value
Arabidopsis thaliana 207 10.7 43 8.7 0.019
Oryza sativa 415 21.5 102 20.5 0.038
Glycine max 79 4.1 15 3.0 0.046
Pinus taeda 38 2.0 6 1.2 0.068
Triticum aestivum 32 1.7 20 4.0 2.0 × 10-4
Physcomitrella patens 281 14.6 39 7.8 1.7 × 10-6
Populus trichocarpa 237 12.3 71 14.3 0.021
Chlamydomonas reinhardtii 84 4.4 2 0.4 6.3 × 10-8
Selaginella moellendorffii 64 3.3 12 2.4 0.058
Vitis vinifera 140 7.3 47 9.5 0.012
Brassica napus 44 2.3 19 3.8 0.010
Gossypium hirsutum 13 0.7 4 0.8 0.185
Medicago truncatula 46 2.4 8 1.6 0.068
Solanum lycopersicum 30 1.6 11 2.2 0.065
Sorghum bicolor 72 3.7 27 5.4 0.014
Zea mays 98 5.1 48 9.7 1.1 × 10-5
Brassica oleracea 7 0.4 2 0.4 0.268
Brassica rapa 19 1.0 8 1.6 0.061
Saccharum officinarum 16 0.8 11 2.2 2.3 × 10-3
Gossypium herbecium 1 0.1 0 0.0 0.773
Carica papaya 1 0.1 0 0.0 0.773
Vigna unguiculata 1 0.1 0 0.0 0.773
Lotus japonicus 2 0.1 0 0.0 0.597
Gossypium rammindii 2 0.1 2 0.4 0.079
Total 1929   497   
  1. For each species, the table shows the number of mature sequences from the redundant set of 1929 sequences stored in the miRBase and number of mature sequences matching at least one barley EST. It also shows the p-value calculated with a binomial distribution.