nv_residue resNum ? varName ?

Returns data about the residue specified with 'resNumber'. Data is returned in a arrayed tcl variable named 'varName'. The elements of the array are: natoms, The number of atoms in the residue. first, The atom number of the first atom in the residue. last, The atom number of the last atom in the residue. name, The name of the residue (Phe, Asp, Tyr ...). atomName, For each atom in the residue there is an array element whose index is the name of the atom. The value is the atom number of that atom.