IthaID: 244
Names and Sequences
| Functionality: | Globin gene causative mutation | Pathogenicity: | Pathogenic / Likely Pathogenic |
|---|---|---|---|
| Common Name: | CD 121 GAA>TAA (120aa) | HGVS Name: | HBB:c.364G>T |
| Hb Name: | N/A | Protein Info: | β 121(GH4) Glu>Stop |
| Also known as: |
We follow the
HGVS sequence variant nomenclature
and
IUPAC standards.
Context nucleotide sequence:
TGTGCTGGCCCATCACTTTGGCAAA [G>T] AATTCACCCCACCAGTGCAGGCTGC (Strand: -)
Protein sequence:
MVHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKX
Comments: Heterozygous individual with severe beta-thalassemia intermedia.
Phenotype
| Hemoglobinopathy Group: | Thalassaemia and Structural Haemoglobinopathy |
|---|---|
| Hemoglobinopathy Subgroup: | β-thalassaemia, β-chain variant |
| Allele Phenotype: | 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: | 71938 |
| Size: | 1 bp |
| Located at: | β |
| Specific Location: | Exon 3 |
Other details
| Type of Mutation: | Point-Mutation(Substitution) |
|---|---|
| Effect on Gene/Protein Function: | Nonsense codon (Translation) |
| Ethnic Origin: | Caucasian, N European |
| Molecular mechanism: | N/A |
| Inheritance: | Dominant |
| DNA Sequence Determined: | Yes |
In silico pathogenicity prediction
Frequencies
Publications / Origin
- Kazazian HH, Orkin SH, Boehm CD, Goff SC, Wong C, Dowling CE, Newburger PE, Knowlton RG, Brown V, Donis-Keller H, Characterization of a spontaneous mutation to a beta-thalassemia allele., American journal of human genetics, 38(6), 860-7, 1986
- Fei YJ, Stoming TA, Kutlar A, Huisman TH, Stamatoyannopoulos G, One form of inclusion body beta-thalassemia is due to a GAA----TAA mutation at codon 121 of the beta chain., Blood, 73(4), 1075-7, 1989
- Thein SL, Winichagoon P, Hesketh C, Best S, Fucharoen S, Wasi P, Weatherall DJ, The molecular basis of beta-thalassemia in Thailand: application to prenatal diagnosis., American journal of human genetics, 47(3), 369-75, 1990
- Yamamoto K, Yamamoto K, Hattori Y, Yamashiro Y, Hoshitani M, Morishita M, Ohba Y, Katahira H, Karasawa M, Omine M, Two beta-thalassemia mutations in Japan: codon 121 (GAA----TAA) and IVS-I-130 (G----C)., Hemoglobin, 16(4), 295-302, 1992
- Indrak K, Brabec V, Indrakova J, Chrobak L, Sakalova A, Jarosova M, Cermak J, Fei YJ, Kutlar F, Gu YC, Molecular characterization of beta-thalassemia in Czechoslovakia., Human genetics, 88(4), 399-404, 1992
Created on 2010-06-16 16:13:15,
Last reviewed on 2023-08-09 10:04:17 (Show full history)
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