On 4/2/19 7:52 AM, Alex Lian wrote: > I need some help about the single mutant script. The following is a > warning message I found in the log file. > > generat_607W> Cannot find params in params file: > CHARMM atoms : C UNDF > IUPAC atoms : C N > Atom indices : 900 902 > Residues : GLU PTR
It's a little difficult to tell out of context, but it looks like your PTR residue type (whatever that is) is missing bond parameters.
Ben Webb, Modeller Caretaker