IthaID: 639

Names and Sequences

Functionality: Globin gene causative mutation
Common Name: CD 85 GAC>AAC [Asp>Asn] HGVS Name: HBA1:c.256G>A | HBA2:c.256G>A
Hb Name: Hb G-Norfolk Protein Info: α2 or α1 85(F6) Asp>Asn

Context nucleotide sequence:

Protein sequence:

Also known as:


Chromosome: 16
Locus: NG_000006.1
Locus Location: 34148 or 37952
Size: 1 bp or 1 bp
Located at: α1 or α2
Specific Location: Exon 2


Hemoglobinopathy Group: Structural Haemoglobinopathy
Hemoglobinopathy Subgroup: α-chain variant
Allele Phenotype:N/A
Stability: N/A
Oxygen Affinity: Increased Oxygen Affinity
Associated Phenotypes: N/A

Other details

Type of Mutation: Point-Mutation(Substitution)
Effect on Gene/Protein Function: Missense codons (Protein Structure)
Ethnic Origin: English
Inheritance: Recessive
DNA Sequence Determined: No

Sequence Viewer

Note: The NCBI Sequence Viewer is not installed on the ITHANET servers but it is embedded in this page from the NCBI. Therefore, IthaGenes has no responsibility over any temporary unavailability of the service. In such a case, please Refresh the page or retry at a later stage. Otherwise, use this external link.

Publications / Origin

  1. Lorkin PA, Huntsman RG, Ager JA, Lehmann H, Vella F, Darbre PD, Haemoglobin G Norfolk: alpha 85 (F6) Asp leads to Asn., Biochim. Biophys. Acta , 379(1), 22-7, 1975 PubMed
  2. Cohen-Solal M, Manesse B, Thillet J, Rosa J, Haemoglobin G Norfolk alpha 85 (F6) Asp leads to Asn. Structural characterization by sequenator analysis and functional properties of a new variant with high oxygen affinity., FEBS Lett. , 50(2), 163-7, 1975 PubMed
Created on 2010-06-16 16:13:16, Last reviewed on 2014-06-04 11:32:42 (Show full history)

Disclaimer: The information on this website is provided as an information resource only and must not to be used as a substitute for professional diagnosis and treatment. The ITHANET Portal and IthaGenes are not responsible or liable for any advice, course of treatment, diagnosis or any other information, services or products that an individual obtains through this website.