# python from chempy import io from chempy import protein from chempy import protein_amber99 model= io.pdb.fromFile("../../test/dat/pept.pdb") model= protein.generate(model,forcefield=protein_amber99) sm = 0 for a in model.atom: sm = sm + a.partial_charge print " prot: net partial charge on protein is %8.4f" % sm print " prot: (this should be integral)!" io.pkl.toFile(model,"generate_amber.pkl")