IthaID: 1074
Names and Sequences
| Functionality: | Globin gene causative mutation | Pathogenicity: | Pathogenic / Likely Pathogenic |
|---|---|---|---|
| Common Name: | CD 82 AAG>ATG | HGVS Name: | HBB:c.248A>T |
| Hb Name: | Hb Helsinki | Protein Info: | β 82(EF6) Lys>Met |
Context nucleotide sequence:
GGCCTGGCTCACCTGGACAACCTCA [A/C/G/T] GGGCACCTTTGCCACACTGAGTGAG (Strand: -)
Protein sequence:
MVHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLMGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH
Also known as:
We follow the HGVS sequence variant nomenclature and IUPAC standards.
Phenotype
| Hemoglobinopathy Group: | Structural Haemoglobinopathy |
|---|---|
| Hemoglobinopathy Subgroup: | β-chain variant |
| Allele Phenotype: | N/A |
| Stability: | N/A |
| Oxygen Affinity: | Increased Oxygen Affinity |
| Associated Phenotypes: | N/A |
Location
| Chromosome: | 11 |
|---|---|
| Locus: | NG_000007.3 |
| Locus Location: | 70972 |
| Size: | 1 bp |
| Located at: | β |
| Specific Location: | Exon 2 |
Other details
| Type of Mutation: | Point-Mutation(Substitution) |
|---|---|
| Effect on Gene/Protein Function: | N/A |
| Ethnic Origin: | Finnish, Malay |
| Molecular mechanism: | Altered 2,3-DPG binding site |
| Inheritance: | Recessive |
| DNA Sequence Determined: | No |
In silico pathogenicity prediction
Publications / Origin
- Ikkala E, Koskela J, Pikkarainen P, Rahiala EL, El-Hazmi MA, Nagai K, Lang A, Lehmann H, Hb Helsinki: a variant with a high oxygen affinity and a substitution at a 2,3-DPG binding site (beta82[EF6] Lys replaced by Met)., Acta haematologica, 56(5), 257-75, 1976
- Lee SY, Goh JH, Tan KML, Liu TC, Coinheritance of High Oxygen Affinity Hb Helsinki [HBB: c.248A>T; β82(EF6)Lys→Met] with Hb H Disease., Hemoglobin , 41(3), 209-212, 2017
Created on 2010-06-16 16:13:16,
Last reviewed on 2017-12-13 18:20:46 (Show full history)
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