UBE2A and Intellectual disability: X‐linked intellectual disability type Nascimento (XIDTN) (MIM 300860), also known as ubiquitin‐conjugating enzyme E2A (UBE2A, OMIM: 312180) deficiency syndrome, is a rare, syndromic intellectual disability characterized by moderate to severe intellectual disability, impaired speech, urogenital anomalies, skin abnormalities, and dysmorphic facial features (Czeschik et al., 2013; Thunstrom, Sodermark, Ivarsson, Samuelsson, & Stefanova, 2015).