has material basis in germline mutation in AFF2 FRAXE intellectual disability https://github.com/monarch-initiative/mondo/issues/4521 https://github.com/monarch-initiative/mondo/issues/5588 https://rarediseases.info.nih.gov/diseases/2378/fragile-xe-syndrome https://www.malacards.org/card/fraxe_intellectual_disability https://www.malacards.org/card/intellectual_developmental_disorder_x_linked_109 mental retardation, X-linked, associated with fragile site FRAXE fragile XE syndrome FRAXE intellectual disability UMLS:C0751157 FRAXE syndrome Orphanet:100973 MEDGEN:155512 FRAXE mental retardation syndrome DOID:0080984 OMIM:309548 intellectual disability associated with fragile site FRAXE X-linked mental retardation associated with fragile site FRAXE FRAXE intellectual disability syndrome MONDO:0010659 A nonsyndromic X-linked mental retardation (NS-XLMR) characterized by mild intellectual deficit. FRAXE is the most common form of NS-XLMR. intellectual disability, X-linked, associated with fragile site FRAXE GARD:0002378 intellectual developmental disorder, X-linked 109, X-linked recessive X-linked intellectual disability associated with fragile site FRAXE SCTID:716709002 fragile site, folic acid type non-syndromic X-linked intellectual disability X-linked syndromic intellectual disability