DLG4 and neurodevelopmental disorder: Although multiple substrates may be relevant to neurodevelopmental disorders, one palmitoylation target is thought to be Post‐Synaptic Density protein 95 (PSD‐95) which is critical to activity‐dependent AMPA receptor availability (El‐Husseini et al., 2000a; El‐Husseini et al., 2000b; Bredt et al., 2010).