Monomer

Aa

Hydrophobic interaction

Hydrophobic Distance*

H-bonds

H-bond

Distance

Zn2+ Interaction

Zn2+àSAHA Distance

Zn2+ Aa interaction

Zn2+à Aa Distance

A

11

24

3.51 ? 3.98

8

2.40 ? 1.61

2

1.9 ? 2.2

4

2.0 ? 2.2

B

11

36

3.01 ? 3.96

8

2.36 ? 1.47

2

2.0 ? 2.1

4

2.0 ? 2.3

C

11

21

3.43 ? 3.99

8

2.28 ? 1.64

2

2.0 ? 2.1

4

2.0 ? 2.4

D

11

26

3.27 ? 4.00

8

2.34 ? 1.63

2

2.0 ? 2.1

4

2.0 ? 2.4