= {
" ",
"Usage: bcatmol [options] input.pdb [input2.pdb ...]",
"---------------------------------------------------",
"Concatenates sets of coordinates with shifts from sets of files.",
" ",
"Actions:",
"-select CA Atom selection (default all).",
"-rename D Rename molecules from the given letter.",
" ",
"Parameters:",
"-verbose 7 Verbosity of output.",
"-box 10,10,10 Size of enclosing box (angstrom, default from coordinates).",
"-pbc Resolve periodic boundary bonds before catenation.",
" ",
"Input:",
"-parameters parm.star Atomic properties parameter file (default atom_prop.star).",
" ",
"Output:",
"-output output.pdb Output coordinate file (default temp.pdb).",
" ",
NULL
}