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. Author manuscript; available in PMC: 2015 Jan 14.
Published in final edited form as: J Chem Theory Comput. 2014 Jan 14;10(1):451–462. doi: 10.1021/ct400832r

Table 2.

Average water-water, water-serine hydrogen bond relaxation time, and orientational correlation time in the LS2 channel as a function of QM/MM methodology.

Method water-water hydrogen bond relaxation time (ps) water-serine hydrogen bond relaxation time (ps) water orientational correlation time (ps)
BLYP-D 1.26 0.86 24
HCTH 1.20 1.03 28
B3LYP-D 1.38 0.93 23
SCC-DFTB 0.21 0.42 7