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Table 2 Importance of different features.

From: Identifying microRNA targets in different gene regions

Features

Importance

number of all kinds of seed matches

23.28

Δ G d u p l e x

79.11

ΔΔG

78.01

frequency of outseed A composition

67.96

frequency of outseed C composition

47.08

frequency of outseed G composition

49.72

frequency of outseed U composition

59.65

frequency of outseed AA composition

60.37

frequency of outseed AC composition

50.38

frequency of outseed AG composition

52.15

frequency of outseed AU composition

62.19

frequency of outseed CA composition

52.26

frequency of outseed CC composition

47.73

frequency of outseed CG composition

36.09

frequency of outseed CU composition

48.86

frequency of outseed GA composition

50.30

frequency of outseed GC composition

46.81

frequency of outseed GG composition

50.71

frequency of outseed GU composition

51.48

frequency of outseed UA composition

55.21

frequency of outseed UC composition

49.67

frequency of outseed UG composition

53.42

frequency of outseed UU composition

53.22

frequency of seed A composition

23.54

frequency of seed C composition

19.62

frequency of seed G composition

9.80

frequency of seed U composition

18.49

frequency of seed AA composition

3.72

frequency of seed AC composition

6.82

frequency of seed AG composition

3.41

frequency of seed AU composition

7.42

frequency of seed CA composition

10.57

frequency of seed CC composition

6.14

frequency of seed CG composition

0.35

frequency of seed CU composition

7.80

frequency of seed GA composition

1.01

frequency of seed GC composition

9.82

frequency of seed GG composition

0.92

frequency of seed GU composition

5.35

frequency of seed UA composition

12.01

frequency of seed UC composition

5.67

frequency of seed UG composition

9.15

frequency of seed UU composition

8.86

frequency of seed AU nucleotide base pairing

28.55

frequency of seed UA nucleotide base pairing

15.95

frequency of seed GC nucleotide base pairing

7.54

frequency of seed CG nucleotide base pairing

19.06

frequency of seed GU nucleotide base pairing

3.21

frequency of seed UG nucleotide base pairing

6.05

Frequency of seed AU-AU Bi-Di-nucleotide base pairing

3.75

Frequency of seed AU-UA Bi-Di-nucleotide base pairing

6.80

Frequency of seed AU-GC Bi-Di-nucleotide base pairing

3.59

Frequency of seed AU-CG Bi-Di-nucleotide base pairing

5.80

Frequency of seed AU-GU Bi-Di-nucleotide base pairing

-

Frequency of seed AU-UG Bi-Di-nucleotide base pairing

2.64

Frequency of seed UA-AU Bi-Di-nucleotide base pairing

10.61

Frequency of seed UA-UA Bi-Di-nucleotide base pairing

5.95

Frequency of seed UA-GC Bi-Di-nucleotide base pairing

-

Frequency of seed UA-CG Bi-Di-nucleotide base pairing

7.86

Frequency of seed UA-GU Bi-Di-nucleotide base pairing

0.33

Frequency of seed UA-UG Bi-Di-nucleotide base pairing

2.08

Frequency of seed GC-AU Bi-Di-nucleotide base pairing

-

Frequency of seed GC-UA Bi-Di-nucleotide base pairing

7.14

Frequency of seed GC-GC Bi-Di-nucleotide base pairing

-

Frequency of seed GC-CG Bi-Di-nucleotide base pairing

3.37

Frequency of seed GC-GU Bi-Di-nucleotide base pairing

-

Frequency of seed GC-UG Bi-Di-nucleotide base pairing

1.89

Frequency of seed CG-AU Bi-Di-nucleotide base pairing

12.21

Frequency of seed CG-UA Bi-Di-nucleotide base pairing

4.91

Frequency of seed CG-GC Bi-Di-nucleotide base pairing

7.55

Frequency of seed CG-CG Bi-Di-nucleotide base pairing

7.72

Frequency of seed CG-GU Bi-Di-nucleotide base pairing

2.55

Frequency of seed CG-UG Bi-Di-nucleotide base pairing

2.33

Frequency of seed GU-AU Bi-Di-nucleotide base pairing

1.02

Frequency of seed GU-UA Bi-Di-nucleotide base pairing

3.04

Frequency of seed GU-GC Bi-Di-nucleotide base pairing

0.95

Frequency of seed GU-CG Bi-Di-nucleotide base pairing

0.23

Frequency of seed UG-AU Bi-Di-nucleotide base pairing

2.33

Frequency of seed UG-UA Bi-Di-nucleotide base pairing

1.72

Frequency of seed UG-GC Bi-Di-nucleotide base pairing

-

Frequency of seed UG-CG Bi-Di-nucleotide base pairing

3.50

  1. Number of all kinds of seed matches is the sum of all the 5 different seed match types in all different 4 regions. All other features are the properties of each single miRNA-mRNA seed match site. The importance is calculated by the Random Forests method based on the miRWalk dataset as positive training data and its relative random shuffle pairs as negative training data.