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. Author manuscript; available in PMC: 2010 Jul 31.
Published in final edited form as: J Chem Theory Comput. 2009 Jul 31;5(9):2544–2564. doi: 10.1021/ct900234u

Table 3.

Average number of some types of intramolecular electrostatic interactions in the explicit solvent conformational ensembles, and the ensembles generated from simulations using the AGBNP1 and AGBNP2 effective potentials for the trp-cage, cdp-1, and fsd-1 mini-proteins.

Mini-protein Explicit AGBNP1 AGBNP2
Intramolecular Hydrogen Bonds
trp-cage 13.5 18.3 15.3
cdp-1 12.6 24.5 15.4
fsd-1 14.1 24.6 14.3

all 40.2 67.4 45.0

Polar–Polar Hydrogen Bonds
trp-cage 12.9 17.1 13.9
cdp-1 12.5 16.4 14.1
fsd-1 12.0 15.0 12.9

all 37.4 48.5 40.9

Polar–Charged Hydrogen Bonds
trp-cage 0.6 1.2 1.4
cdp-1 0.1 8.1 1.3
fsd-1 2.1 9.6 1.4

all 2.8 18.9 4.1

Ion Pairs
trp-cage 0.3 1.0 1.0
cdp-1 2.5 2.9 2.7
fsd-1 1.4 4.6 4.0

all 4.2 8.5 7.7