The Properties Inspector panel lets you inspect and modify object, object-state, atom, and atom-state properties and settings. It opens when clicking the "Properties" button in the upper right.
New in PyMOL 2.0
Screenshot of PyMOL with the properties panel open, after applying "A > preset > pretty" to PDB 1rx1:
- The panel doesn't refresh automatically. After loading new objects, press the refresh button (next to the atom index field).