Select a region in the alignment and choose
- the Edit ‣ Insert gaps item in the context menu or press the Spacebar. The region is filled with gaps shifting the subalignment from the region to the right.
...
- Region selection is also moved to the right.
- the Edit ‣
...
- Replace with
...
- gapsin the context menu or press the Shift+Spacebar. The region is filled with gaps shifting the subalignment from the region to the right. Region selection is not moved.