IthaID: 241


Names and Sequences

Functionality: Globin gene causative mutation Pathogenicity: Pathogenic / Likely Pathogenic
Common Name: CD 118 (-T) > 156aa HGVS Name: HBB:c.357delT
Hb Name: Hb Sainte Seve Protein Info: β 118 (-T); modified C-terminal sequence: (118)Leu-Ala-Lys-Asn-Ser-Pro-His-Gln-Cys-Arg- Leu-Pro-Ile-Arg-Lys-Trp-Trp-Leu-Val-Trp- Leu-Met-Pro-Trp-Pro-Thr-Ser-Ile-Thr-Lys- Leu-Ala-Phe-Leu-Leu-Ser-Asn-Phe-(156)Tyr-COOH

Context nucleotide sequence:
GCTGGTCTGTGTGCTGGCCCATCACTT [-/T] GGCAAAGAATTCACCCCACCAGT (Strand: -)

Also known as:

Comments: Found in a heterozygous state in two members of a French family presenting with a chronic haemolytic anaemia.

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:Thalassaemia dominant
Dominant
Stability: N/A
Oxygen Affinity: N/A
Associated Phenotypes: Haemolytic anaemia [HP:0001878]
Ineffective erythropoiesis [HP:0010972]

Location

Chromosome: 11
Locus: NG_000007.3
Locus Location: 71931
Size: 1 bp
Located at: β
Specific Location: Exon 3

Other details

Type of Mutation: Point-Mutation(Deletion)
Effect on Gene/Protein Function: Frameshift (Translation)
Ethnic Origin: French
Molecular mechanism: N/A
Inheritance: Dominant
DNA Sequence Determined: Yes

In silico pathogenicity prediction

Publications / Origin

  1. Préhu C, Pissard S, Al-Sheikh M, Le Niger C, Bachir D, Galactéros F, Wajcman H, Two French Caucasian families with dominant thalassemia-like phenotypes due to hyper unstable hemoglobin variants: Hb Sainte Seve [codon 118 (-T)] and codon 127 [CAG-->TAG (Gln-->stop])., Hemoglobin, 29(3), 229-33, 2005
Created on 2010-06-16 16:13:15, Last reviewed on 2019-11-11 16:17:24 (Show full history)

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