NAA10 and attention deficit-hyperactivity disorder: This assumption was supported by the group of Ree et al., who identified a de novo NAA10 missense variant Arg83His, leading to a greatly reduced catalytic activity due to impaired Ac‐CoA binding in two unrelated boys with intellectual disability, developmental delay, ADHD like behavior, very limited speech and cardiac abnormalities (Ree et al., 2019).