I should say that I think -mset will work, however, the way I said it would in that thread. See this discussion thread on the IQ-TREE discussion group: github.com/orgs/iqtree/...
Hello all, I'm trying to use iqtree to find the best-fitting model for a protein dataset and I'd like to include Protein Mixture Models in the models considered. Here's the command I used: iqtree -...