MIDI Part

delete - deletes selected events
esc - close window
F4 - step rec on/off
F9 - list view on/off
left/right - select , move (ctrl) or resize (alt) notes
up/down - transpose (ctrl)
pgup/down - scroll up/down (step rec)
in - add note (step rec)
home - go to beginning of part (step rec)
end - go to end of part (step rec)
ctrl z - undo
ctrl q - quantize
ctrl a - select all
ctrl c - copy
ctrl v - paste
ctrl p - transporter on/off
ctrl 1 - composer
1 - 9 - play parts 1 - 9
return - play/stop current part
* - record
0 - stop current part

Sequencer

return - play, play selected part in loop (shift)
+/- - zoom in/out
ctrl + - zoom selection
/ - loop on/off
* - record
del - delete parts or notes
0, space - stop
1 - left locator
2 - right locator
3/home - home
end - end of song
page up/down - scroll in-track editing
up/down - select track
left/right - select parts (use shift to multiselect), move (ctrl) or resize (alt)
m - mute track
s - solo track
e - toggle in-track edit on/off
esc - close window
F4 - step rec on off
F9 - mixer on/off
h - minimize track on/off
ctrl z - undo
ctrl c - copy
ctrl v - paste
ins - insert note (step rec)
(ctrl) q - quantize
ctrl a - select all