IthaID: 457
Names and Sequences
| Functionality: | Globin gene causative mutation | Pathogenicity: | Benign / Likely Benign |
|---|---|---|---|
| Common Name: | CD 9 AAC>AAG [Asn>Lys] | HGVS Name: | HBA2:c.30C>G |
| Hb Name: | Hb Park Ridge | Protein Info: | α2 9(A7) Asn>Lys |
Context nucleotide sequence:
TGCTGTCTCCTGCCGACAAGACCAA [C/G] GTCAAGGCCGCCTGGGGTAAGGTCG (Strand: +)
Protein sequence:
MVLSPADKTKVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR
Also known as:
Comments: The site of the mutation is external; it is neither an heme nor an α/β contact. It is expected to be silent. Stable to heat. Discovered in a hematologically normal Caucasian individual.
We follow the HGVS sequence variant nomenclature and IUPAC standards.
Phenotype
| Hemoglobinopathy Group: | Structural Haemoglobinopathy |
|---|---|
| Hemoglobinopathy Subgroup: | α-chain variant |
| Allele Phenotype: | N/A |
| Stability: | N/A |
| Oxygen Affinity: | N/A |
| Associated Phenotypes: | N/A |
Location
| Chromosome: | 16 |
|---|---|
| Locus: | NG_000006.1 |
| Locus Location: | 33805 |
| Size: | 1 bp |
| Located at: | α2 |
| Specific Location: | Exon 1 |
Other details
| Type of Mutation: | Point-Mutation(Substitution) |
|---|---|
| Effect on Gene/Protein Function: | Missense codons (Protein Structure) |
| Ethnic Origin: | Caucasian |
| Molecular mechanism: | N/A |
| Inheritance: | Recessive |
| DNA Sequence Determined: | Yes |
In silico pathogenicity prediction
Publications / Origin
- Hoyer JD, McCormick DJ, Snow K, Kwon JH, Booth D, Duarte M, Grayson G, Kubik KS, Holmes MW, Fairbanks VF, Four new variants of the alpha2-globin gene without clinical or hematologic effects: Hb Park Ridge [alpha9(alpha7)Asn-->Lys (alpha2)], Hb Norton [alpha72(EF1)His-->Asp (alpha2)], Hb Lombard [alpha103(G10)His-->Tyr (alpha2)], and Hb San Antonio [A113(GH2)Leu-->Arg (A2)]., Hemoglobin , 26(2), 175-9, 2002
Created on 2010-06-16 16:13:15,
Last reviewed on 2019-06-20 15:47:15 (Show full history)
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