Varaico: Literature-Extracted Genetic Variants

Gene:MMACHC
Variant:p.R111*
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MMACHC

NM_015506.3:p.R111*

Associated Papers

First pathogenic non-coding variant in MMACHC: a functional deletion in the 5'-UTR associated with cobalamin C deficiency.

Zhang Y et al.

Molecular Biology Reports, 2025

Accelerating the diagnosis of Chinese cblC type MMA patients by multiplex PCR sequencing method.

Zheng P et al.

Pediatric Research, 2025

Variable phenotypes and outcomes associated with the MMACHC c.1A>G variant in Chinese patients with combined methylmalonic acidemia and homocystinuria cblC type.

Hao L et al.

Molecular Genetics and Metabolism, 2025

Frequency enrichment of coding variants in a French-Canadian founder population and its implication for inflammatory bowel diseases.

Bhérer C et al.

Medrxiv : the Preprint Server for Health Sciences, 2025

40791678 (PubMed )
Supplement: media-2.xlsx › Table_S12_ClinVar_PLP_variants

Mutation spectrum and genotype-phenotype correlation of pediatric patients with methylmalonic acidemia.

Lu F et al.

Pediatric Research, 2025

Qatar's National Expanded Metabolic Newborn Screening Program: Incidence and Outcomes.

Jamaleddin T et al.

International Journal of Neonatal Screening, 2025

Retinal Changes in Early-Onset cblC Methylmalonic Acidemia Identified Through Expanded Newborn Screening: Highlights from a Case Study and Literature Review.

Michieletto P et al.

Genes, 2025

Long-term follow-up of Chinese patients with methylmalonic acidemia of the cblC and mut subtypes.

Hao L et al.

Pediatric Research, 2025

Improved biochemical and neurodevelopmental profiles with high-dose hydroxocobalamin therapy in cobalamin C defect.

Olivieri G et al.

Journal of Inherited Metabolic Disease, 2025

Characteristics of clinical manifestations and molecular genetics of inherited hyperhomocysteinemia in children and adolescents: a single center experience from China.

Qu R et al.

Frontiers in Neurology, 2025

Exploring a novel model for newborn genetic screening in Ningxia, northern China: A retrospective observational study.

Mao X et al.

Medicine, 2024

39969324 (PubMed )
Supplement: medi-103-e41064-s001.xlsx › S3

Comprehensive analysis of NGS-based expanded carrier screening and follow-up in southern and southwestern China: results from 3024 Chinese individuals.

Huang Q et al.

Human Genomics, 2024

39380106 (PubMed )
Supplement: 40246_2024_680_MOESM1_ESM.xlsx › Supplementary_Table_3

Evaluation of the clinical, biochemical, and molecular spectrum of Cobalamin C (CblC) defect in 33 patients from Pakistan.

Ahmed S et al.

Scandinavian Journal of Clinical and Laboratory Investigation, 2024

Variable phenotypes and outcomes associated with the MMACHC c.482G > A mutation: follow-up in a large CblC disease cohort.

Wu SN et al.

World Journal of Pediatrics : Wjp, 2024

38070096 (PubMed )
Supplement: 12519_2023_770_MOESM2_ESM.pdf

Comparative analysis of inherited metabolic diseases in normal newborns and high-risk children: Insights from a 10-year study in Shanghai.

Zhang X et al.

Clinica Chimica Acta; International Journal of Clinical Chemistry, 2024

Clinical and genetic analysis of methylmalonic aciduria in 60 patients from Southern China: a single center retrospective study.

Su L et al.

Orphanet Journal of Rare Diseases, 2024

Clinical and electroencephalogram characteristics of methylmalonic acidemia with MMACHC and MUT gene mutations.

Yuan Y et al.

Bmc Pediatrics, 2024

Pulmonary fungal infection in a neonate with methylmalonic acidemia: A case report.

Gao CF et al.

World Journal of Clinical Cases, 2023

Interaction of Glutathione with MMACHC Arginine-Rich Pocket Variants Associated with Cobalamin C Disease: Insights from Molecular Modeling.

Antony P et al.

Biomedicines, 2023

Natural Course of IQSEC2-Related Encephalopathy: An Italian National Structured Survey.

Leoncini S et al.

Children (basel, Switzerland), 2023

37761403 (PubMed )
Supplement: children-10-01442-s001.zip › Supplementary_Table_S2.pdf

A regionally adapted HRM-based technique to screen MMACHC carriers for methylmalonic acidemia with homocystinuria in Shandong Province, China.

Yang H et al.

Intractable & Rare Diseases Research, 2023

A teenager with combined methylmalonic aciduria and homocystinuria (CblC type) presenting with neurological symptoms and congenital heart diseases: a case report.

Zhou L et al.

Neurocase, 2022

Clinical, phenotypic and genetic landscape of case reports with genetically proven inherited disorders of vitamin B12 metabolism: A meta-analysis.

Wiedemann A et al.

Cell Reports. Medicine, 2022

35764087 (PubMed )
Supplement: mmc1.pdf

Investigation on a MMACHC mutant from cblC disease: The c.394C>T variant.

Passantino R et al.

Biochimica Et Biophysica Acta. Proteins and Proteomics, 2022

Clinical and biochemical outcomes in cobalamin C deficiency with use of high-dose hydroxocobalamin in the early neonatal period.

Kacpura A et al.

American Journal of Medical Genetics. Part A, 2022

Pathogenic variants carrier screening in New Brunswick: Acadians reveal high carrier frequency for multiple genetic disorders.

Robichaud PP et al.

Bmc Medical Genomics, 2022

Long-term retinal imaging of a case of suspected congenital rubella infection.

Langlo CS et al.

American Journal of Ophthalmology Case Reports, 2022

Application of a next-generation sequencing (NGS) panel in newborn screening efficiently identifies inborn disorders of neonates.

Huang X et al.

Orphanet Journal of Rare Diseases, 2022

35193651 (PubMed )
Supplement: 13023_2022_2231_MOESM2_ESM.xlsx › InputVariantsForDesign

A capillary electrophoresis-based multiplex PCR assay for expanded carrier screening in the eastern Han Chinese population.

Hu P et al.

Npj Genomic Medicine, 2022

35079019 (PubMed )
Supplement: 41525_2021_280_MOESM1_ESM.pdf

Expanded newborn screening for inherited metabolic disorders by tandem mass spectrometry in a northern Chinese population.

Zhang H et al.

Frontiers in Genetics, 2022

Case report: A late-onset cobalamin C defect first presenting as a depression in a teenager.

Cheng S et al.

Frontiers in Genetics, 2022

Prominent renal complications associated with MMACHC pathogenic variant c.80A > G in Chinese children with cobalamin C deficiency.

Liu X et al.

Frontiers in Pediatrics, 2022

Non-cancer-related pathogenic germline variants and expression consequences in ten-thousand cancer genomes.

Wang Z et al.

Genome Medicine, 2021

34503567 (PubMed )
Supplement: 13073_2021_964_MOESM6_ESM.xlsx › Sheet1

Investigating rare pathogenic/likely pathogenic exonic variation in bipolar disorder.

Jia X et al.

Molecular Psychiatry, 2021

33483695 (PubMed )
Supplement: 41380_2020_1006_MOESM2_ESM.xlsx › S2

PRDX1 gene-related epi-cblC disease is a common type of inborn error of cobalamin metabolism with mono- or bi-allelic MMACHC epimutations.

Cavicchi C et al.

Clinical Epigenetics, 2021

Identification of MMACHC and PROKR2 mutations causing coexistent cobalamin C disease and Kallmann syndrome in a young woman.

Yuan H et al.

Metabolic Brain Disease, 2021

Hemolytic Uremic Syndrome Due to Methylmalonic Acidemia and Homocystinuria in an Infant: A Case Report and Literature Review.

Karava V et al.

Children (basel, Switzerland), 2021

A high frequency and geographical distribution of MMACHC R132* mutation in children with cobalamin C defect.

Kaur R et al.

Amino Acids, 2021

Spectrum analysis of inborn errors of metabolism for expanded newborn screening in a northwestern Chinese population.

Zhang R et al.

Scientific Reports, 2021

Noninvasive Prenatal Testing of Methylmalonic Acidemia cblC Type Using the cSMART Assay for MMACHC Gene Mutations.

Lv W et al.

Frontiers in Genetics, 2021

The ChinaMAP analytics of deep whole genome sequences in 10,588 individuals.

Cao Y et al.

Cell Research, 2020

32355288 (PubMed )
Supplement: 41422_2020_322_MOESM14_ESM.xlsx › S7

Integrated analysis of metabolomic profiling and exome data supplements sequence variant interpretation, classification, and diagnosis.

Alaimo JT et al.

Genetics in Medicine : Official Journal of the American College of Medical Genetics, 2020

32439973 (PubMed )
Supplement: NIHMS1603460-supplement-Supplemental_Data.xlsx › Supplementary_Table_2

Variable phenotypes and outcomes associated with the MMACHC c.609G>A homologous mutation: long term follow-up in a large cohort of cases.

He R et al.

Orphanet Journal of Rare Diseases, 2020

Rapid screening of MMACHC gene mutations by high-resolution melting curve analysis.

Wang C et al.

Molecular Genetics & Genomic Medicine, 2020

Pulmonary hypertension in late-onset Methylmalonic Aciduria and Homocystinemia: a case report.

Wen LY et al.

Bmc Pediatrics, 2020

Treatable Inherited Movement Disorders in Children: Spotlight on Clinical and Biochemical Features.

Galosi S et al.

Movement Disorders Clinical Practice, 2020

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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."