Variant Gene Disease Risk Allele Score vda Association Type Original DB Sentence supporting the association PMID PMID Year
dbSNP: rs28934906
rs28934906
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
A 0.700 GeneticVariation CLINVAR Prenatal diagnosis in Rett syndrome. 12065946

2003

dbSNP: rs28934906
rs28934906
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
A 0.700 GeneticVariation CLINVAR Identification and characterization of novel sequence variations in MECP2 gene in Rett syndrome patients. 20031356

2010

dbSNP: rs28934906
rs28934906
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
A 0.700 GeneticVariation CLINVAR Homozygosity for MECP2 gene in a girl with classical Rett syndrome. 17881312

2008

dbSNP: rs28934906
rs28934906
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
A 0.700 GeneticVariation CLINVAR Chronic osteomyelitis in patients with sickle cell disease. 10944834

2000

dbSNP: rs28934906
rs28934906
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
A 0.700 GeneticVariation CLINVAR Genotype-phenotype correlation in Brazillian Rett syndrome patients. 19722030

2009

dbSNP: rs28934906
rs28934906
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
A 0.700 GeneticVariation CLINVAR MECP2 and CDKL5 gene mutation analysis in Chinese patients with Rett syndrome. 17089071

2007

dbSNP: rs267607048
rs267607048
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
G 0.700 GeneticVariation CLINVAR Noonan syndrome due to a SHOC2 mutation presenting with fetal distress and fatal hypertrophic cardiomyopathy in a premature infant. 22528146

2012

dbSNP: rs267607048
rs267607048
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
G 0.700 GeneticVariation CLINVAR Mutation of SHOC2 promotes aberrant protein N-myristoylation and causes Noonan-like syndrome with loose anagen hair. 19684605

2009

dbSNP: rs28934908
rs28934908
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.050 GeneticVariation BEFREE The p.Ala140Val mutation is recurrent, as it was already described in 4 families with X-linked mental retardation and in three sporadic male patients with intellectual disability. 27465203

2016

dbSNP: rs28934908
rs28934908
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.050 GeneticVariation BEFREE In this study, DNA samples from 363 male individuals with syndromic and non-syndromic mental retardation</span> and other psychiatric diseases were screened for A140V (419C>T) mutation in the MECP2 gene, considered the most frequent MECP2 mutation in males. 15814190

2005

dbSNP: rs28934908
rs28934908
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.050 GeneticVariation BEFREE This strongly suggests that A140V is a hot spot of mutation resulting in moderate to severe MR in males. 11885030

2002

dbSNP: rs28934908
rs28934908
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.050 GeneticVariation BEFREE Identification of a family with nonspecific mental retardation (MRX79) with the A140V mutation in the MECP2 gene: is there a need for routine screening? 12325019

2002

dbSNP: rs28934908
rs28934908
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.050 GeneticVariation BEFREE The authors recently described a novel A140V MECP2 missense mutation in an Italian family with X-linked semidominant mental retardation. 11805248

2002

dbSNP: rs121918368
rs121918368
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.030 GeneticVariation BEFREE We also show that the level of the mutant protein can be restored by a treatment of cells with a clinically utilized proteasome inhibitor, suggesting that this agent may be useful for the treatment of mental retardation associated with the CRBN R419X mutation. 23983124

2013

dbSNP: rs121918368
rs121918368
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.030 GeneticVariation BEFREE The nonsense mutation, R419X, causes deletion of 24 amino acids at the C-terminus of CRBN, leading to mild ID. 26188093

2015

dbSNP: rs121918368
rs121918368
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.030 GeneticVariation BEFREE Dysregulation of large-conductance Ca2+-activated K+ channel expression in nonsyndromal mental retardation due to a cereblon p.R419X mutation. 18414909

2008

dbSNP: rs863225264
rs863225264
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE Finally, a constitutional de novo mutation of MTOR (p.Glu1799Lys) was identified in 3 unrelated children with diffuse megalencephaly and intellectual disability. 27159400

2016

dbSNP: rs863225264
rs863225264
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE Our report brings the total number of families who harbor MTOR p.E1799K in association with megalencephaly and ID to three. 26542245

2015

dbSNP: rs745756308
rs745756308
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE Leucine 208 in human histamine N-methyltransferase emerges as a hotspot for protein stability rationalizing the role of the L208P variant in intellectual disability. 27769936

2017

dbSNP: rs745756308
rs745756308
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE We performed autozygosity mapping followed by targeted exome sequencing and identified two homozygous HNMT alterations, p.Gly60Asp and p.Leu208Pro, in patients affected with nonsyndromic autosomal recessive intellectual disability from two unrelated consanguineous families of Turkish and Kurdish ancestry, respectively. 26206890

2015

dbSNP: rs61748420
rs61748420
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE The first mutation, an E137G, was identified in the MRX16 family, and the second, R167W, was identified in a new mental retardation (MR) family shown to be linked to Xq28. 11309367

2001

dbSNP: rs61748420
rs61748420
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE Targeted next-generation sequencing of a panel of intellectual disability related genes was performed on two unrelated male patients, and two missense variants in MECP2 were identified (p.Gly185Val and p.Arg167Trp). 26490184

2016

dbSNP: rs397507444
rs397507444
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE Screening for methylenetetrahydrofolate reductase C677T and A1298C polymorphisms in Indian patients with idiopathic mental retardation. 18510799

2008

dbSNP: rs397507444
rs397507444
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE Lack of association between MTHFR C677T and MTHFR A1298C genetic polymorphisms and mental retardation. 18782485

2008

dbSNP: rs121434613
rs121434613
CUI: C3714756
Disease: Intellectual Disability
Intellectual Disability
0.020 GeneticVariation BEFREE These mutations include two "severe" G424R and K389N variants (responsible for severe ID and CCA) and the "mild" A365E variant (responsible for nonsyndromic mild ID). 31843706

2020