Amish, Mennonite, and Hutterite
Genetic Disorder Database

Intellectual developmental disorder, autosomal recessive 14

Disorder
OMIM #: #614020  (Click to access OMIM database)
Disorder: Intellectual developmental disorder, autosomal recessive 14 
Also known as: MRT14 
Clinical
Phenotype: mild to moderate impairment of intellectual development; narrow palate; dolicocephaly; dysgenesis of the corpus callosum 
Seen In: Amish
Old Order Mennonite
Old Colony Mennonite
Unknown/Other Mennonite
Hutterite
Remarks:  
Mutations
1   Hutterite  
Gene: TECR
Base Change: C>T, at nucleotide 545
Amino Acid Change: pro 182 --> leu
Last updated: 2023-02-02 

References
Çalışkan M, Chong JX, Uricchio L, Anderson R, Chen P, Sougnez C, Garimella K, Gabriel SB, dePristo MA, Shakir K, Matern D, Das S, Waggoner D, Nicolae DL, Ober C. (2011) Exome sequencing reveals a novel mutation for autosomal recessive non-syndromic mental retardation in the TECR gene on chromosome 19p13. Hum Mol Genet Apr 1;20(7):1285-9.
PubMed ID: 21212097 
Chong JX, Ouwenga R, Anderson RL, Waggoner DJ, Ober C. (2012) A population-based study of autosomal-recessive disease-causing mutations in a founder population. Am J Hum Genet Oct 5;91(4):608-20.
PubMed ID: 22981120 
Nolan DK, Chen P, Das S, Ober C, Waggoner D. (2008) Fine mapping of a locus for nonsyndromic mental retardation on chromosome 19p13. Am J Med Genet A Jun 1;146A(11):1414-22.
PubMed ID: 18446860 
Platt D, Davis-Keppen L. (2022) Individual with Homozygous TECR Variant Expands Upon the Existing Phenotype for a Hutterite Founder Mutation. S D Med Apr;75(4):150-153.
PubMed ID: 35709344 

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