[phenixbb] Help with custom bond restraints syntax

Dear All, I am trying to make a custom covalent bond with an inhibitor compound and my protein. Plesae see the attached file for restraints file. But phenix is returning this error. Please help. Sorry: No atom selected: 'chain S and resid 501 and name C7 I am using version1.6-289 Thanks. Jobi refinement.geometry_restraints.edits { bond { action = *add atom_selection_1 = chain S and resid 501 and name C7 atom_selection_2 = chain A and resid 25 and name SG distance_ideal = 2.35 sigma = 0.1 slack = None } }