The top menu bar allows you to

• choose between clades,
• go to the Query page,
• obtain summary statistics and results lists,
• go to the download server, and
• access help.

Once you are viewing an ortholog group or ortholog set, an additional menubar will appear at the bottom of the page. The bottom menubar allows you to:

• browse over groups and sets,
• view multiple alignments,
• view phylogenetic tress,
• view groups/sets that are in genomic proximity, and
• access help.