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Table 3 Average expression across human tissues of pre-miRs containing conserved TFBS (z-score ≥ 2.33).

From: Transcription factor binding sites are highly enriched within microRNA precursor sequences

 

Expression level

Row total

 

High

Intermediate

Low

Very low

 

pre-miRs containing TFBS

30

21

14

10

75

pre-miRs lacking TFBS

55

74

81

91

301

Column total

85

95

95

101

376

  1. Pre-miRs that contain TFBS tended to have higher expression than those lacking TFBS (χ2 = 20.82, p = 0.0001).