The alignment graph with multiple sequence information.

Types: Alignment Graph

A guide tree.

Types: Tree

An alignment graph for final MSA.

Types: Alignment Graph

Integer indicating the amount of sequences per group.

Remarks: The sequence set is split into groups of seqsPerGroup members. Then a triplet extension is performed solely on the group members. Thus, you do not need to do a separate triplet extension if you use this option!