Varaico: Literature-Extracted Genetic Variants

Gene:ACTG2
Variant:p.R257C
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ACTG2

NM_001615.4:p.R257C

Associated Papers

Clinical, manometric, genetic, and histologic associations in pediatric intestinal pseudo-obstruction: A case series.

Wolfson S et al.

Journal of Pediatric Gastroenterology and Nutrition, 2026

Rapid targeted analysis of the genome: Rapid genomic sequencing in critically ill infants.

Wild KT et al.

Genetics in Medicine Open, 2026

41584744 (PubMed )
Supplement: mmc4.xlsx › Sheet1

Genotype-phenotype correlation and management of Megacystis-Microcolon-Intestinal Hypoperistalsis Syndrome: a descriptive cohort study.

Hilberath J et al.

Orphanet Journal of Rare Diseases, 2025

Actg2D245G Mutation Causes Megacystis-Microcolon-Intestinal Hypoperistalsis Syndrome by Impairing Smooth Muscle Contractility.

Zhou J et al.

Journal of Pediatric Surgery, 2025

Dynamical features of smooth muscle actin pathological mutants: The arginine-257(258)-Cysteine cases.

Chiappori F et al.

Computational and Structural Biotechnology Journal, 2025

Phenotype and genotype in hereditary chronic intestinal pseudo-obstruction with small intestine involvement.

Chen Y et al.

Frontiers in Medicine, 2025

Increased risk of kidney failure in patients with genetic kidney disorders.

Elliott MD et al.

The Journal of Clinical Investigation, 2024

39225089 (PubMed )
Supplement: jci-134-178573-s021.xlsx › Supp_Table_2

Exploring the complexities of megacystis-microcolon-intestinal hypoperistalsis syndrome: insights from genetic studies.

Devavarapu PKV et al.

Clinical Journal of Gastroenterology, 2024

Molecular mechanisms linking missense ACTG2 mutations to visceral myopathy.

Ceron RH et al.

Science Advances, 2024

Genetic Spectrum of Congenital Anomalies of the Kidney and Urinary Tract in Chinese Newborn Genome Project.

Huang Z et al.

Kidney International Reports, 2023

38025242 (PubMed )
Supplement: mmc1.xlsx › Supplementary_Table_S2

Multi-disciplinary Insights from the First European Forum on Visceral Myopathy 2022 Meeting.

Viti F et al.

Digestive Diseases and Sciences, 2023

Generation of CHOPi012-A iPSC line from a patient with visceral myopathy-related chronic intestinal pseudo-obstruction.

Hashmi SK et al.

Stem Cell Research, 2023

Generation of CHOPe003-A ESC line to study an ACTG2 variant affecting smooth muscle development and function.

Hashmi SK et al.

Stem Cell Research, 2023

Heterozygous Actg2R257C mice mimic the phenotype of megacystis microcolon intestinal hypoperistalsis syndrome.

Cai H et al.

Neurogastroenterology and Motility, 2023

Use of whole genome sequencing to determine the genetic basis of visceral myopathies including Prune Belly syndrome.

Geraghty RM et al.

Journal of Rare Diseases (berlin, Germany), 2023

Enteric Neuromyopathies: Highlights on Genetic Mechanisms Underlying Chronic Intestinal Pseudo-Obstruction.

Bianco F et al.

Biomolecules, 2022

Diagnostic performance of automated, streamlined, daily updated exome analysis in patients with neurodevelopmental delay.

Seo GH et al.

Molecular Medicine (cambridge, Mass.), 2022

35346031 (PubMed )
Supplement: 10020_2022_464_MOESM3_ESM.xlsx › Supplementary_Table_2

ACTG2 Variants in Pediatric Chronic Intestinal Pseudo-obstruction With Megacystis.

Hahn JW et al.

Journal of Neurogastroenterology and Motility, 2022

A data-driven architecture using natural language processing to improve phenotyping efficiency and accelerate genetic diagnoses of rare disorders.

Parikh JR et al.

Hgg Advances, 2021

34514437 (PubMed )
Supplement: mmc2.xlsx › Sheet1

Visceral myopathy: clinical syndromes, genetics, pathophysiology, and fall of the cytoskeleton.

Hashmi SK et al.

American Journal of Physiology. Gastrointestinal and Liver Physiology, 2021

Novel ACTG2 variants disclose allelic heterogeneity and bi-allelic inheritance in pediatric chronic intestinal pseudo-obstruction.

Matera I et al.

Clinical Genetics, 2021

Variants in the Enteric Smooth Muscle Actin γ-2 Cause Pediatric Intestinal Pseudo-obstruction in Chinese Patients.

Wei Z et al.

Journal of Pediatric Gastroenterology and Nutrition, 2021

Pseudo-obstruction-inducing ACTG2R257C alters actin organization and function.

Hashmi SK et al.

Jci Insight, 2020

Recurrent arginine substitutions in the ACTG2 gene are the primary driver of disease burden and severity in visceral myopathy.

Assia Batzir N et al.

Human Mutation, 2020

Effect of Genetic Testing on Diagnosing Gastrointestinal Pediatric Patients with Previously Undiagnosed Diseases.

Altamimi E et al.

The Application of Clinical Genetics, 2020

ACTG2-Associated Visceral Myopathy With Chronic Intestinal Pseudoobstruction, Intestinal Malrotation, Hypertrophic Pyloric Stenosis, Choledochal Cyst, and a Novel Missense Mutation.

Collins RRJ et al.

International Journal of Surgical Pathology, 2019

An enhanced workflow for variant interpretation in UniProtKB/Swiss-Prot improves consistency and reuse in ClinVar.

Famiglietti ML et al.

Database : the Journal of Biological Databases and Curation, 2019

30937429 (PubMed )
Supplement: famiglietti_supplementarytables1_rev_baz040.xlsx › common

Variants in ACTG2 underlie a substantial number of Australasian patients with primary chronic intestinal pseudo-obstruction.

Ravenscroft G et al.

Neurogastroenterology and Motility, 2018

Diagnosis of Chronic Intestinal Pseudo-obstruction and Megacystis by Sequencing the ACTG2 Gene.

Milunsky A et al.

Journal of Pediatric Gastroenterology and Nutrition, 2017

Sources of discordance among germ-line variant classifications in ClinVar.

Yang S et al.

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

28569743 (PubMed )
Supplement: gim201760x7.xlsx › table_all_ExAC_consensus_Oct201

Candidate-gene criteria for clinical reporting: diagnostic exome sequencing identifies altered candidate genes among 8% of patients with undiagnosed diseases.

Farwell Hagman KD et al.

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

Mutation in Actin γ-2 Responsible for Megacystis Microcolon Intestinal Hypoperistalsis Syndrome in 4 Chinese Patients.

Lu W et al.

Journal of Pediatric Gastroenterology and Nutrition, 2016

Variants of the ACTG2 gene correlate with degree of severity and presence of megacystis in chronic intestinal pseudo-obstruction.

Matera I et al.

European Journal of Human Genetics : Ejhg, 2016

ACTG2 variants impair actin polymerization in sporadic Megacystis Microcolon Intestinal Hypoperistalsis Syndrome.

Halim D et al.

Human Molecular Genetics, 2016

New Insights into the Genetics of Fetal Megacystis: ACTG2 Mutations, Encoding γ-2 Smooth Muscle Actin in Megacystis Microcolon Intestinal Hypoperistalsis Syndrome (Berdon Syndrome).

Tuzovic L et al.

Fetal Diagnosis and Therapy, 2015

The usefulness of whole-exome sequencing in routine clinical practice.

Iglesias A et al.

Genetics in Medicine : Official Journal of the American College of Medical Genetics, 2014

Heterozygous de novo and inherited mutations in the smooth muscle actin (ACTG2) gene underlie megacystis-microcolon-intestinal hypoperistalsis syndrome.

Wangler MF et al.

Plos Genetics, 2014

ACTG2-Related Visceral Myopathy: Case Reports with Phenotypic Variations and Review of the Previously Published Cases.

Süüden EL et al.

Fetal and Pediatric Pathology, 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."