The file contained 6 atoms not in residue templates > saveamberparm complex 6DDE_BU72_BMS_986121.top 6DDE_BU72_BMS_986121.crd Checking Unit. WARNING: There is a bond of 30.093865 angstroms between: ------- .R.A and .R.A FATAL: Atom .R.A does not have a type. FATAL: Atom .R.A does not have a type. FATAL: Atom .R.A does not have a type. FATAL: Atom .R.A does not have a type. FATAL: Atom .R.A does not have a type. FATAL: Atom .R.A does not have a type. Failed to generate parameters Parameter file was not saved. > quit Quit