This function changes all gaps ('-') where bases are possibly missing into dots ('.').
It applies to all (or all marked) sequences of one group. The cursor has to be placed on the consensus of the group.
In columns where the group consensus shows an uppercase base, all gaps get replaced by dots.
Additionally an SAI can be used to restrict the affected columns:
Select the wanted SAI
Edit characters that shall be used to select a column.
Click on the 'Consensus' button to change the way how the consensus is calculated (see also '´Consensus definition´')