Research Article

Toward Structure Prediction for Short Peptides Using the Improved SAAP Force Field Parameters

Figure 4

Representative structures of Met-enkephalin obtained by the SAAP-MC simulation at 300 K in water (trajectory 1). The obtained 10,000 structures were analyzed by a structural clustering algorithm using the -means method based on the main-chain RMSD. A distance of the hydrogen bond is given in a unit of Å.
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