FMR1 and fragile X syndrome: Data form FXS animal models indicate that FMRP interacts with and regulates several of these components including NMDA, AMPA, GABAA receptor subunits (GABAAR; The Dutch-Belgian Fragile X Consorthium et al., 1994; Gross et al., 2011; Deng and Klyachko, 2016; Zhu et al., 2018) and ion channel expression (Bureau et al., 2008; Harlow et al., 2010; Deng et al., 2013; Bausch et al., 2015).