Input MCL group: MCL16839:
| Species | No. | Gene(s) |
| Homo sapiens | 0 | |
| Mus musculus | 0 | |
| Pediculus h. humanus | 0 | |
| Pogonomyrmex barbatus | 1 | Pbar_5HT1-RA |
| Linepithema humile | 1 | LH11105-RA |
| Apis mellifera | 1 | GB16007-PA |
| Nasonia vitripennis | 1 | NV50189-PA |
| Tribolium castaneum | 1 | TC011960 |
| Bombyx mori | 1 | BGIBMGA014128-PA |
| Danaus plexippus | 1 | DPGLEAN14656-PA |
| Anopheles gambiae | 1 | AGAP007136-PA |
| Aedes aegypti | 1 | AAEL008360-PA |
| Drosophila pseudobscura | 1 | PSEGA13502-PA |
| Drosophila melanogaster | 1 | 5-HT1B-PA |