
     where options represents zero or more program options

options
-------
     -h              Print this help on terminal.
     -a              Run the program in automatic mode (all defaults used).
     -b              Black background.
     -w              White background.
     -v              Verbose mode
     -P=x,y          Set window position at x, y
     -S=w,h          Set window size at w, h
     -s=PS           Set default PlotStyle for model(s)
     -c=CM           Set default color mode for model(s)
     -e=on/off       Draw cell edges on/off
     -l=on/off       Draw labels on/off
     -t="string"     Set string as title for main window
     -L="string"     Set string as legend for main window
     -p[="name"]     Run in PreviewMode (if "name" is supplied, save image
                                         in file "name")

PS
--   
     wi    Wires
     si    Simple
     bo    Bonds
     ro    Rods
     sb    Stick & Balls
     vw    Van der Waals
     bb    Backbone
     ca    C-alpha chain
     ri    Ribbons
     st    Strands
     ct    Cartoons

CM
--   
     sp    By Species
     sy    By Symmetry
     re    By Residue
     ch    By Chain
     ss    By Secondary structure
     po    By position along chain

fileN
-----
     File(s) containing data for the program.
     The file content is processed according to the extension.
     Allowed file formats
        .mtz     Data in MTZ format
        .pdb     Data in PDB format
        .ent     Data in ENT format
        .cif     Data in CIF format
        .ins     Data in SHELX format
        .map     Map in CCP4 format
        .xyz     Ascii map file. Content:
                 - two optional header records
                   First record: cell parameters
                   Second record: space group symbol
                 - Following records: x, y, z, value
                   where x, y, z are grid points (integer values)
                   and value is the correspong map value.

