Varaico: Literature-Extracted Genetic Variants

Gene:HBA2
Variant:p.E31del1
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HBA2

NM_000517.6:p.E31del1

Associated Papers

ACMG/AMP-Based Variant Classification of a Novel HBA2 Variant (HBA2: C.297del, Hb Taiping) in Compound Heterozygosity With Hb Adana (HBA2:C.179G>A) Causing Non-Deletional Hb H Disease.

Yasin NM et al.

International Journal of Laboratory Hematology, 2026

High efficiency of thalassemia prevention by next-generation sequencing: a real-world cohort study in two centers of China.

Zhang J et al.

Journal of Genetics and Genomics = Yi Chuan Xue Bao, 2026

Prevention and control of thalassemia in Guangdong Province, Southern China: insights from an 11-year retrospective study.

Qin D et al.

Annals of Medicine, 2025

Screening and Diagnosis of Rare Thalassemia Variants: Is Third-Generation Sequencing Enough?

Tang H et al.

Archives of Pathology & Laboratory Medicine, 2025

Development and validation of mPCR-CEFA for detecting multiple deletion and non-deletion thalassemia genotypes.

Xu J et al.

Frontiers in Genetics, 2025

40697540 (PubMed )
Supplement: Table1.xlsx › _Supplementary_Table_S1

Genotypic and phenotypic characterization of rare globin variants in Northern Guangxi, China.

Yang WJ et al.

Frontiers in Immunology, 2025

Application of third-generation sequencing technology for identifying rare α- and β-globin gene variants in a Southeast Chinese region.

Zhuang J et al.

Bmc Medical Genomics, 2024

Prediction the Occurrence of Thalassemia With Hematological Phenotype by Diagnosis of Abnormal HbA1c.

Wan Y et al.

Journal of Clinical Laboratory Analysis, 2024

39317177 (PubMed )
Supplement: JCLA-38-e25104-s001.xlsx › Mutations

Comprehensive analysis of thalassemia alleles (CATSA) based on third-generation sequencing is a comprehensive and accurate approach for neonatal thalassemia screening.

Long J et al.

Clinica Chimica Acta; International Journal of Clinical Chemistry, 2024

Comparison of Third-Generation Sequencing and Routine Polymerase Chain Reaction in Genetic Analysis of Thalassemia.

Xu Z et al.

Archives of Pathology & Laboratory Medicine, 2024

Quantitative evaluation of the clinical severity of hemoglobin H disease in a cohort of 591 patients using a scoring system based on regression analysis.

Liu Y et al.

Haematologica, 2024

Mutation spectrum of thalassemia among pre-pregnant adults in the Jiangsu Province by capillary electrophoresis-based multiplex PCR assay.

Shao B et al.

Molecular Genetics & Genomic Medicine, 2024

The comprehensive analysis of thalassemia alleles (CATSA) based on single-molecule real-time technology (SMRT) is a more powerful strategy in the diagnosis of thalassemia caused by rare variants.

Feng J et al.

Clinica Chimica Acta; International Journal of Clinical Chemistry, 2023

Molecular analysis and clinical significance of hemoglobin Quong Sze in Huizhou city, Southern China.

Zhong Z et al.

Taiwanese Journal of Obstetrics & Gynecology, 2023

Molecular spectrum of α- and β-thalassemia among individuals of reproductive age in the Zhuhai region of southern China.

Wang X et al.

International Journal of Laboratory Hematology, 2023

Epidemiological Survey of Hemoglobinopathies Based on Next-Generation Sequencing Platform in Hunan Province, China.

Xi H et al.

Biomedical and Environmental Sciences : Bes, 2023

36861191 (PubMed )
Supplement: 57c281a1-1bae-4b7c-a121-79133799d66b.pdf

Evaluation of in silico predictors on short nucleotide variants in HBA1, HBA2, and HBB associated with haemoglobinopathies.

Tamana S et al.

Elife, 2022

36453528 (PubMed )
Supplement: elife-79713-supp2.xlsx › Input-Full_dataset

Analysis of rare thalassemia genetic variants based on third-generation sequencing.

Peng C et al.

Scientific Reports, 2022

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

Genetic counseling and prenatal decision for hemoglobin H disease caused by the rare α2 codon 30 (-GAG) (HBA2: c.91_93delGAG) mutation and the SEA deletion: Case series study.

Guan ZY et al.

Taiwanese Journal of Obstetrics & Gynecology, 2021

Molecular Detection of Alpha Thalassemia: A Review of Prevalent Techniques.

Vijian D et al.

Medeniyet Medical Journal, 2021

Combined use of gap-PCR and next-generation sequencing improves thalassaemia carrier screening among premarital adults in China.

Zhao J et al.

Journal of Clinical Pathology, 2020

Evaluation of Thalassaemia Screening Tests in the Antenatal and Non-Antenatal Populations in Singapore.

Lee SY et al.

Annals of the Academy of Medicine, Singapore, 2019

A Unique Interaction of IVS-I-1 (G>A) (HBA2: c.95+1G>A) with Hb Adana (HBA2: c.179G>A) Presenting as Transfusion-Dependent α-Thalassemia.

Alauddin H et al.

Hemoglobin, 2018

DNA studies are necessary for accurate patient diagnosis in compound heterozygosity for Hb Adana (HBA2:c.179>A) with deletional or nondeletional α-thalassaemia.

Tan JAMA et al.

Scientific Reports, 2016

Diagnostic pitfalls of less well recognized HbH disease.

Farashi S et al.

Blood Cells, Molecules & Diseases, 2015

Clinical presentation and molecular identification of four uncommon alpha globin variants in Thailand. Initiation codon mutation of α2-globin Gene (HBA2:c.1delA), donor splice site mutation of α1-globin gene (IVSI-1, HBA1:c.95 + 1G>A), hemoglobin Queens Park/Chao Pra Ya (HBA1:c.98T>A) and hemoglobin Westmead (HBA2:c.369C>G).

Viprakasit V et al.

Acta Haematologica, 2014

Novel point mutation of the α2-globin gene (HBA2) and a rare 2.4 kb deletion of the α1-globin gene (HBA1), identified in two chinese patients with Hb H disease.

So CC et al.

Hemoglobin, 2014

CODON 30 (-GAG) (α2): hematological parameters in heterozygotes and also patients with Hb H disease.

Yang Y et al.

Hemoglobin, 2013

Alpha-thalassaemia.

Harteveld CL et al.

Orphanet Journal of Rare Diseases, 2010

Results of Coexistence of β-Thalassemia Minor in Hb H Disease Patients.

Chen GL et al.

Hemoglobin, 0

Short in-Frame Insertions/Deletions in the Coding Sequence of the α-Globin Gene. Consequences of the 3D Structure and Resulting Phenotypes: Hb Choisy as an Example.

Wajcman H et al.

Hemoglobin, 0

Molecular Epidemiology and Hematologic Characterization of Thalassemia in Guangdong Province, Southern China.

Xian J et al.

Clinical and Applied Thrombosis/hemostasis : Official Journal of the International Academy of Clinical and Applied Thrombosis/hemostasis, 0

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