This includes all data and scripts on how I calcualted the PMFs of some important sidechain pairs by using the OpenMM program.
Please read the fep.ipynb or fep.html file for more details,
$ jupyter-lab fep.ipynb
or
$ firefox fep.html
which can be generated from "jupyter nbconvert fep.ipynb --to html_toc --ExtractOutputPreprocessor.enabled=False"