IthaID: 2986


Names and Sequences

Functionality: Globin gene causative mutation Pathogenicity: Pathogenic / Likely Pathogenic
Common Name: CD 32 ATG>ACG [Met>Thr] HGVS Name: HBA1:c.98T>C
Hb Name: Hb Bridlington Protein Info: α1 32(B13) Met>Thr

Context nucleotide sequence:
CCTCACTCTGCTTCTCCCCGCAGGA [T>C] GTTCCTGTCCTTCCCCACCACCAAG (Strand: +)

Protein sequence:
MVLSPADKTNVKAAWGKVGAHAGEYGAEALERTFLSFPTTKTYFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR

Also known as:

Comments: Found as a heterozygote with Hb Taybe. Mild instability assumed as a result of a severe hemolytic anaemia phenotype.

We follow the HGVS sequence variant nomenclature and IUPAC standards.

External Links

Phenotype

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

Location

Chromosome: 16
Locus: NG_000006.1
Locus Location: 37794
Size: 1 bp
Located at: α1
Specific Location: Exon 2

Other details

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

In silico pathogenicity prediction

Publications / Origin

  1. Hill QA, Farrar L, Lordan J, Gallienne A, Henderson S, A combination of two novel alpha globin variants Hb Bridlington (HBA1) and Hb Taybe (HBA2) resulting in severe hemolysis, pulmonary hypertension, and death., Hematology , 20(1), 50-2, 2015
  2. Henderson SJ, Timbs AT, McCarthy J, Gallienne AE, Proven M, Rugless MJ, Lopez H, Eglinton J, Dziedzic D, Beardsall M, Khalil MS, Old JM, Ten Years of Routine α- and β-Globin Gene Sequencing in UK Hemoglobinopathy Referrals Reveals 60 Novel Mutations., Hemoglobin , 40(2), 75-84, 2016
Created on 2016-08-23 16:59:26, Last reviewed on 2016-09-08 17:23:03 (Show full history)

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