Intellectual Developmental Disorder, Autosomal Recessive 7, also known as mrt22, is related to intellectual developmental disorder, autosomal dominant 22 and intellectual developmental disorder, autosomal recessive 5. An important gene associated with Intellectual Developmental Disorder, Autosomal Recessive 7 is TUSC3 (Tumor Suppressor Candidate 3). Affiliated tissues include brain, and related phenotypes are intellectual disability and global developmental delay