Basilicata-Akhtar Syndrome, also known as mrxs36, is related to atrial septal defect 3 and biotin deficiency. An important gene associated with Basilicata-Akhtar Syndrome is MSL3 (MSL Complex Subunit 3), and among its related pathways/superpathways are Chromatin organization and PKMTs methylate histone lysines. Affiliated tissues include eye and skin, and related phenotypes are intellectual disability and global developmental delay