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Table 4 Amino acid composition (AAC) of high binding affinity (HBA) and low binding affinity (LBA) complexes and three physicochemical properties.

From: Characterizing informative sequence descriptors and predicting binding affinities of heterodimeric protein complexes

Amino acid

HBA_AAC (%)

LBA_AAC (%)

Composition difference (%)

aGUYH850105

bSNEP660104

cCHOP780101

Ala

7

6.8

0.2

-0.27

-0.062

0.66

Arg

4.2

4.8

-0.6

2

-0.167

0.95

Asn

4.8

4.5

0.3

0.61

0.166

1.56

Asp

5.2

5.9

-0.7

0.5

-0.079

1.46

Cys

2.6

1.7

0.9

-0.23

0.38

1.19

Glu

3.9

4.2

-0.3

1

-0.025

0.98

Gln

5.7

7

-1.3

0.33

-0.184

0.74

Gly

7.8

6.6

1.2

-0.22

-0.017

1.56

His

2.1

2.3

-0.2

0.37

0.056

0.95

Ile

4.7

5.3

-0.6

-0.8

-0.309

0.47

Leu

8.2

9

-0.8

-0.44

-0.264

0.59

Lys

5.7

6.4

-0.7

1.17

-0.371

1.01

Met

1.7

2.3

-0.6

-0.31

0.077

0.6

Phe

3.5

4

-0.5

-0.55

0.074

0.6

Pro

4.9

4.7

0.2

0.36

-0.036

1.52

Ser

8.6

6.7

1.9

0.17

0.47

1.43

Thr

6.7

6

0.7

0.18

0.348

0.96

Trp

1.7

1.4

0.3

0.05

0.05

0.96

Tyr

3.9

3.5

0.4

0.48

0.22

1.14

Val

7

6.9

0.1

-0.65

-0.212

0.5

  1. aGUYH850105 = Apparent partition energies.
  2. bSNEP660104 = Principal component analysis IV.
  3. cCHOP780101 = Normalized frequencies of beta turn.