IthaID: 2282


Names and Sequences

Functionality: Globin gene causative mutation Pathogenicity: Pathogenic / Likely Pathogenic
Common Name: CD 139/140 +T [163 aa] HGVS Name: HBB:c.420dupT
Hb Name: Hb Boston-Kuwait Protein Info: N/A

Context nucleotide sequence:
AAAGTGGTGGCTGGTGTGGCTAAT [-/T] GCCCTGGCCCACAAGTATCACTAA (Strand: -)

Also known as:

Comments: Found in a young patient with an transfusion-dependent thalassaemia major phenotype. Consanguineous Kuwaiti parents and seven older siblings were healthy.

We follow the HGVS sequence variant nomenclature and IUPAC standards.

External Links

Phenotype

Hemoglobinopathy Group: Thalassaemia and Structural Haemoglobinopathy
Hemoglobinopathy Subgroup: β-thalassaemia, β-chain variant
Allele Phenotype:Dominant
Stability: Unstable
Oxygen Affinity: N/A
Associated Phenotypes: Haemolytic anaemia [HP:0001878]
Ineffective erythropoiesis [HP:0010972]

Location

Chromosome: 11
Locus: NG_000007.3
Locus Location: 71994
Size: 1 bp
Located at: β
Specific Location: Exon 3

Other details

Type of Mutation: Point-Mutation(Insertion)
Effect on Gene/Protein Function: Frameshift (Translation)
Ethnic Origin: Kuwaiti
Molecular mechanism: N/A
Inheritance: Dominant
DNA Sequence Determined: No

In silico pathogenicity prediction

Publications / Origin

  1. Croteau SE, Luo HY, Lehmann LE, Chui DH, Neufeld EJ, Novel dominant β-thalassemia: Hb Boston-Kuwait [codon 139/140(+T)]., Pediatr Blood Cancer , 60(10), E131-4, 2013
Created on 2013-10-09 13:14:07, Last reviewed on 2019-11-13 15:25:32 (Show full history)

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