IthaID: 4011

Names and Sequences

Functionality: Globin gene causative mutation Pathogenicity: N/A
Common Name: CD 9 AAC>TAC [Asn>Tyr] HGVS Name: HBA2:c.28A>T
Hb Name: N/A Protein Info: N/A

Context nucleotide sequence:

Protein sequence:

Also known as:

Comments: Found in a girl with the features of microcytosis and hypochromasia. HbA2 level of 2.93%; no abnormal hemoglobin detected using cellulose acetate electrophoresis. Sequence variation is absent from gnomADv2.1.1.

We follow the HGVS sequence variant nomenclature and IUPAC standards.

External Links

No available links


Hemoglobinopathy Group: Thalassaemia
Hemoglobinopathy Subgroup: α-thalassaemia
Allele Phenotype:N/A
Associated Phenotypes: N/A


Chromosome: 16
Locus: NG_000006.1
Locus Location: 33803
Size: 1 bp
Located at: α2
Specific Location: Exon 1

Other details

Type of Mutation: Point-Mutation(Substitution)
Effect on Gene/Protein Function: Missense codons (Protein Structure)
Ethnic Origin: Chinese
Molecular mechanism: N/A
Inheritance: Recessive
DNA Sequence Determined: Yes

In silico pathogenicity prediction

Sequence Viewer

Note: The NCBI Sequence Viewer is not installed on the ITHANET servers but it is embedded in this page from the NCBI. Therefore, IthaGenes has no responsibility over any temporary unavailability of the service. In such a case, please Refresh the page or retry at a later stage. Otherwise, use this external link.

Publications / Origin

  1. Yao XY, Yu J, Chen SP, Xiao JW, Zheng QC, Liu HY, Zhang L, Xian Y, Zou L, Prevalence and genetic analysis of α-thalassemia and β-thalassemia in Chongqing area of China., Gene , 532(1), 120-4, 2013 PubMed
Created on 2023-01-26 11:14:24, Last reviewed on (Show full history)

Disclaimer: The information on this website is provided as an information resource only and must not to be used as a substitute for professional diagnosis and treatment. The ITHANET Portal and IthaGenes are not responsible or liable for any advice, course of treatment, diagnosis or any other information, services or products that an individual obtains through this website.