Select a single annotation or feature.

Click on it.

Select a multi-exon gene model

Click on a line connecting exons or on the label (if active).

Select a single-exon gene model

Click an exon, right-click and choose Select parent.

Add to the current selection

Shift-click to add individual items or shift and drag to add multiple items.

Select multiple items in the display

Click-drag the mouse over all items you wish to select A drag must begin in the empty area, not on top of any annotation or in the coordinates track.You can use shift-click or shift-drag to select additional items.

Deselect 1 item from a group selection.

Shift+cntl and click on the item to be deselected, without deselecting the whole group.

Select a sequence region.

Drag along the axis of the coordinates track to select a set of genomic residues.  To select residues, the drag must begin in the axis tier.

Deselect everything.

Click the empty background space in the viewer window.

Select a single graph.

Click on its handle - the rectangle at the left inside the main view window

Select an entire annotation track.

Click on its track label in the left-hand panel.