Also, F2rl2 (coagulation factor II (thrombin) receptor-like 2), alias Par3 (proteinase-activated receptor 3) and belonging to a multifunctional subfamily of G-protein coupled receptors (GPCRs), was a DE gene common to all three groups and related to multiple categories, such as “ion transport”, “brain diseases”, “autistic disorder”, and “child development disorders” (Table 5, Table 6 and Table 7). Here, F2RL2 is linked to autism.