Deafness, X-Linked 3, also known as x-linked deafness 3, is related to deafness, x-linked 1 and deafness, x-linked 4. An important gene associated with Deafness, X-Linked 3 is DFNX3 (Deafness, X-Linked 3), and among its related pathways/superpathways are Pentose phosphate pathway and PRPP biosynthesis. Related phenotypes are congenital sensorineural hearing impairment and hearing/vestibular/ear