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. Author manuscript; available in PMC: 2014 Dec 10.
Published in final edited form as: J Chem Theory Comput. 2013 Dec 10;9(12):5430–5449. doi: 10.1021/ct400781b

Table 5.

Secondary structural content of Acetyl-(Ala)7-amide from Langevin T-REMD simulations with a dielectric constant of 80.

Force Field %αR %C5 %PPII
Drude-1 3.8±0.1 84.9±0.1 0.5±0
Drude-2 7.8±0.2 9.9±0.1 52.2±0.4
Drude-3 62.0±1.0 20.8±0.6 15.5±0.3
CHARMM36 28.1±0.6 25.5±0.4 9.2±0.3

%αR represents the percentage of residues with occupying the helical region. Averages and standand errors based on 5 blocks of 20 ns.