No selection.

Toggle the proteins between a bar and a circle Click on protein
Zoom Mouse wheel
Pan Click and drag on background
Move protein Click and drag on protein
Expand bar
(increases bar length until sequence is visible)
Shift_left-click on protein
Rotate bar Click and drag on handles that appear at end of bar
Hide/show protein (and all links to it) Right-click on protein
Hide links between two specific proteins Right click on any link between those proteins
Show all hidden links Right click on background
'Flip' self-links Right-click on self-link