Folder, in which the DSSP output files are located.
filenames
Vector with filenames. Default file names are "3-Helix.out", "4-Helix.out", "5-Helix.out", "Bend.out", "Beta-Bridge.out", "Beta-Strand.out" and "Turn.out". Files not present are ignored.
mdEngine
Argument introduced for distinction between input formats based on the used molecular dynamics engine (to be implemented).