Input as
pdb file which contains protein coordinates
"NULL" (means the first chain) or like:"A", "a,b", "1 2" or "ABC"
The radius (Å) of probe sphere (positive integer)
Single Point Flag (nonnegative integer less than 28)
Protein Depth Flag (nonnegative integer less than 28)
The number of results to show. specify 0 to show all candidates.
grid size 1Å 0.5Å
The size of unit grid.
atom type protein all
The type of atom.