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Table 2 Structure statistics from MD

From: Chelation of Ca2+ ions by a peptide from the repeat region of the Plasmodium falciparum circumsporozoite protein

 

Six-coordinate structures

Seven-coordinate structures

Potential energy terms (kcal/mol)

S1

S2

S3

S4

S5

S6

S7

Total

1707.51

1638.72

1248.95

1709.06

1765.77

740.28

521.86

Constraint

1066.73

1821.45

1089.46

1204.44

1163.43

486.12

496.99

Angle

674.57

236.04

508.17

560.38

615.02

505.06

288.13

Dihedral

252.06

160.98

181.92

187.70

199.90

164.5

155.52

van der Waals

-39.53

-134.08

-110.28

-99.54

-123.66

-114.10

-146.59

Bond

260.69

126.79

194.54

282.12

297.20

181.70

184.45

Improper

21.62

5.34

8.64

11.70

7.36

8.97

13.01

Electrostatic

-528.63

-577.81

-623.50

-437.74

-393.48

-492.0

-469.65

Agreement with NOE data (%)

41

38

38

34

47

50

53

  1. Energy terms derived from MD calculations for all the conformations tested for 1 + Ca, and the agreement with NOE data generated through comparisons of the proton-to-proton distances measured for the final structures and the NOE-distance intervals.