Varaico: Literature-Extracted Genetic Variants

Gene:GAMT
Variant:p.K109K
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GAMT

NM_000156.6:p.K109K

Associated Papers

Evidence of maternal inheritance of Nizon-Isidor syndrome in an individual with GAMT and TNFRSF13B sequence variants.

Dutta D et al.

Journal of Human Genetics, 2026

A CNS-Directed, AAV9 Gene Therapy Restores Expression and Biochemical Function of Guanidinoacetate Methyltransferase in Models of GAMT Deficiency.

Binsfeld R et al.

International Journal of Molecular Sciences, 2026

Resource: A compendium of HLA types and expression in pediatric cancer models.

Guan Y et al.

Iscience, 2025

41312385 (PubMed )
Supplement: mmc4.xlsx › S3.2_pVACsplice

Treatment and Improved Outcomes of Three Adult Patients With Guanidinoacetate Methyltransferase (GAMT) Deficiency.

Lee A et al.

Jimd Reports, 2025

Genomic reanalysis of a pan-European rare-disease resource yields new diagnoses.

Laurie S et al.

Nature Medicine, 2025

39825153 (PubMed )
Supplement: 41591_2024_3420_MOESM3_ESM.xlsx › SuppTableS4.Disease_Causing

ClinGen variant curation expert panel recommendations for classification of variants in GAMT, GATM and SLC6A8 for cerebral creatine deficiency syndromes.

Goldstein J et al.

Molecular Genetics and Metabolism, 2024

Electro-clinical features and long-term outcomes in guanidinoacetate methyltransferase (GAMT) deficiency.

Yıldız Y et al.

European Journal of Paediatric Neurology : Ejpn : Official Journal of the European Paediatric Neurology Society, 2024

Guanidinoacetate N-methyltransferase deficiency: Case report and brief review of the literature.

Libell JL et al.

Radiology Case Reports, 2023

Expanding the neuroimaging findings of guanidinoacetate methyltransferase deficiency in an Iranian girl with a homozygous frameshift variant in the GAMT.

Afjei SA et al.

Neurogenetics, 2023

Creatine Deficiency Disorders: Phenotypes, Genotypes, Diagnosis, and Treatment Outcomes.

Mulik C et al.

Turkish Archives of Pediatrics, 2023

Real-life survey of pitfalls and successes of precision medicine in genetic epilepsies.

Balestrini S et al.

Journal of Neurology, Neurosurgery, and Psychiatry, 2021

Adult GAMT deficiency: A literature review and report of two siblings.

Modi BP et al.

Molecular Genetics and Metabolism Reports, 2021

Unravelling the genetic causes of multiple malformation syndromes: A whole exome sequencing study of the Cypriot population.

Kritioti E et al.

Plos One, 2021

Autism spectrum disorder in patients with inherited metabolic disorders-a large sample from a tertiary center.

Yoldaş TÇ et al.

The Turkish Journal of Pediatrics, 2021

Treatment outcome of twenty-two patients with guanidinoacetate methyltransferase deficiency: An international retrospective cohort study.

Khaikin Y et al.

European Journal of Paediatric Neurology : Ejpn : Official Journal of the European Paediatric Neurology Society, 2018

The Exome Clinic and the role of medical genetics expertise in the interpretation of exome sequencing results.

Baldridge D et al.

Genetics in Medicine : Official Journal of the American College of Medical Genetics, 2017

A pilot study to estimate incidence of guanidinoacetate methyltransferase deficiency in newborns by direct sequencing of the GAMT gene.

Mercimek-Mahmutoglu S et al.

Gene, 2016

Carrier frequency of guanidinoacetate methyltransferase deficiency in the general population by functional characterization of missense variants in the GAMT gene.

Desroches CL et al.

Molecular Genetics and Genomics : Mgg, 2015

Creatine biosynthesis and transport in health and disease.

Joncquel-Chevalier Curt M et al.

Biochimie, 2015

Whole-Exome Sequencing in the Clinic: Lessons from Six Consecutive Cases from the Clinician's Perspective.

Volk A et al.

Molecular Syndromology, 2015

Case study for the evaluation of current treatment recommendations of guanidinoacetate methyltransferase deficiency: ineffectiveness of sodium benzoate.

Mercimek-Mahmutoglu S et al.

Pediatric Neurology, 2014

Thirteen new patients with guanidinoacetate methyltransferase deficiency and functional characterization of nineteen novel missense variants in the GAMT gene.

Mercimek-Mahmutoglu S et al.

Human Mutation, 2014

Feasibility of newborn screening for guanidinoacetate methyltransferase (GAMT) deficiency.

Pasquali M et al.

Journal of Inherited Metabolic Disease, 2014

MutPred Splice: machine learning-based prediction of exonic variants that disrupt splicing.

Mort M et al.

Genome Biology, 2014

24451234 (PubMed )
Supplement: gb-2014-15-1-r19-S1.pdf

Evidence-based treatment of guanidinoacetate methyltransferase (GAMT) deficiency.

Viau KS et al.

Molecular Genetics and Metabolism, 2013

Elevation of guanidinoacetate in newborn dried blood spots and impact of early treatment in GAMT deficiency.

El-Gharbawy AH et al.

Molecular Genetics and Metabolism, 2013

Guanidinoacetate methyltransferase deficiency: first steps to newborn screening for a treatable neurometabolic disease.

Mercimek-Mahmutoglu S et al.

Molecular Genetics and Metabolism, 2012

Is low serum creatine kinase a nonspecific screening marker for creatine deficiency syndromes?

Mercimek-Mahmutoglu S et al.

Molecular Genetics and Metabolism, 2012

Evaluation of two year treatment outcome and limited impact of arginine restriction in a patient with GAMT deficiency.

Mercimek-Mahmutoglu S et al.

Molecular Genetics and Metabolism, 2012

Guanidinoacetate methyltransferase (GAMT) deficiency diagnosed by proton NMR spectroscopy of body fluids.

Engelke UF et al.

Nmr in Biomedicine, 2009

Expanded clinical and molecular spectrum of guanidinoacetate methyltransferase (GAMT) deficiency.

Dhar SU et al.

Molecular Genetics and Metabolism, 2009

Guanidinoacetate methyltransferase deficiency masquerading as a mitochondrial encephalopathy.

Morris AA et al.

Journal of Inherited Metabolic Disease, 2007

Laboratory diagnosis of defects of creatine biosynthesis and transport.

Verhoeven NM et al.

Clinica Chimica Acta; International Journal of Clinical Chemistry, 2005

Characterization of seven novel mutations in seven patients with GAMT deficiency.

Item CB et al.

Human Mutation, 2004

Use of denaturing HPLC to provide efficient detection of mutations causing guanidinoacetate methyltransferase deficiency.

Item CB et al.

Molecular Genetics and Metabolism, 0

Case Series of Creatine Deficiency Syndrome due to Guanidinoacetate Methyltransferase Deficiency.

Narayan V et al.

Annals of Indian Academy of Neurology, 0

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Regarding the variants extracted from papers and shown text snippets from research papers, the following holds: "Some rights reserved. This work permits non-commercial use, distribution and reproduction in any medium, provided the original author and source are credited."