Loading parameters: /software/amber10/dat/leap/parm/parm99.dat Reading title: PARM99 for DNA,RNA,AA, organic molecules, TIP3P wat. Polariz.& LP incl.02/04/99 Loading parameters: /software/amber10/dat/leap/parm/frcmod.ff99SB Reading force field modification type file (frcmod) Reading title: Modification/update of parm99.dat (Hornak & Simmerling) Loading library: /software/amber10/dat/leap/lib/all_nucleic94.lib Loading library: /software/amber10/dat/leap/lib/all_amino94.lib Loading library: /software/amber10/dat/leap/lib/all_aminoct94.lib Loading library: /software/amber10/dat/leap/lib/all_aminont94.lib Loading library: /software/amber10/dat/leap/lib/ions94.lib Loading library: /software/amber10/dat/leap/lib/solvents.lib Loading PDB file: ./1y6D-H.pdb Created a new atom named: H within residue: .R total atoms in file: 1774 The file contained 1 atoms not in residue templates Checking Unit. WARNING: The unperturbed charge of the unit: -8.000000 is not zero. FATAL: Atom .R.A does not have a type. Failed to generate parameters Parameter file was not saved. Quit