Skip to main content

Table 2 Performance comparison on CATH classes

From: Prediction of protein long-range contacts using an ensemble of genetic algorithm classifiers with sequence profile centers

CATH Class

Sequence Length

Classification Accuracy (%)

ratio*

Protein Number

  

2L

L

L/2

L/5

  

Alpha

<100

6.1

10.69

18.6

30.67

2.53

14

 

100-200

4.57

7.41

10.44

23.43

1.53

30

 

>200

5.34

7.32

11.06

16.74

0.96

27

 

Average

5.16

8.02

12.28

22.31

1.51

71

Beta

<100

8.9

10.66

17.18

35.44

6.03

14

 

100-200

5.72

8.33

13.5

30.81

2.68

56

 

>200

5.03

7.62

13.2

28.23

1.95

35

 

Average

5.92

8.41

13.89

30.57

2.88

105

Alpha Beta

<100

7.39

7.81

13.98

25.98

5.56

30

 

100-200

4.77

6.93

10.63

24.11

2.23

99

 

>200

3.8

5.54

8.75

15.69

1.39

112

 

Average

4.65

6.39

10.17

20.43

2.25

241

Few SS**

<100

9.03

13.89

14.71

31.71

2.02

1

 

100-200

5.43

9.15

14

14.29

1.2

3

 

>200

4.92

7.92

10.67

13.79

0.68

2

 

Average

5.86

9.53

13.01

17.03

1.16

6

Multi-domain chains

<100

4.71

7.69

10.35

12.5

2.3

3

 

100-200

3.42

4.88

8.25

9.34

1.58

28

 

>200

3.21

4.77

7.18

7.7

1.14

26

 

Average

3.39

4.98

7.88

8.76

1.42

57

All***

<100

7.34

9.2

15.58

28.61

4.77

62

 

100-200

4.82

7.12

11.09

23.7

2.15

216

 

>200

4.16

6.06

9.65

16.96

1.39

202

 

Average

4.87

6.94

11.06

21.49

2.17

480

  1. *The ratio of the number of residue pairs in long-range contact to that of total long-range residue pairs.
  2. **Protein chains containing few secondary structures.
  3. ***All protein chains in our dataset.