FMR1 and amyotrophic lateral sclerosis: Similar to FMRP, ALS/FTD-linked RBPs such as FUS and TDP-43, are components of neuronal transport granules (Kanai et al., 2004; Elvira et al., 2006; Fallini et al., 2012; Liu-Yesucevitz et al., 2014).