Chimera Menus

The major menu headings are:

The menus are tear-off, as indicated by dashed lines; choosing the dashed line instead of a menu entry makes the menu an independent widget that remains up until explicitly closed. Unavailable options are grayed out.



(note that other categorizations can be defined and listed in the top section of the Select menu, using the Selector Construction Panel; see Construct Selector... below)


Actions are applied to items that have been selected. When nothing is selected, the various operations (Color, Label, Focus, Atoms/Bonds, Ribbon, and Surface) act on all open molecule models and their associated molecular surfaces (MSMS models).

Actions menu operations relating to molecular surfaces apply only when the selection contains the corresponding molecule models or parts of molecule models (or nothing), regardless of whether a molecular surface model is itself selected.


The Tools menu contains the Chimera tools or extensions. In general, there will be several submenus of the form

where choosing an individual tool (extension) launches it. See the Tools section of the Chimera User's Guide for descriptions of the individual tools.

If certain tools or extensions have been started and not quit during a Chimera session, their instances will appear in the bottom section of the Tools menu:


The Favorites menu contains the Preferences in addition to any subset of the Tools menu (individually specified using the Tools preferences). The default contents are


Selection of Help menu items opens a browser window containing the requested information.