read coor pdb ZR18_R3Cons_em_bcr3.pdb all to iupac read upl xplor ZR18_R3Cons_em_bcr3.upl.old read cons xplor ZR18_R3Cons_em_bcr3.hbond noe to iupac set cutupl 0.10 see viol noe sum viol_dist.pdbstat quit