IthaID: 727

Names and Sequences

Functionality: Globin gene causative mutation Pathogenicity: Benign / Likely Benign
Common Name: CD 120 GCG>GAG [Ala>Glu] HGVS Name: HBA2:c.362C>A
Hb Name: Hb J-Meerut Protein Info: α2 120(H3) Ala>Glu

Context nucleotide sequence:

Protein sequence:

Also known as: Hb J-Birmingham

We follow the HGVS sequence variant nomenclature and IUPAC standards.


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


Chromosome: 16
Locus: NG_000006.1
Locus Location: 34396
Size: 1 bp
Located at: α2
Specific Location: Exon 3

Other details

Type of Mutation: Point-Mutation(Substitution)
Effect on Gene/Protein Function: Missense codons (Protein Structure)
Ethnic Origin: Indian, Japanese, Turkish
Molecular mechanism: N/A
Inheritance: Recessive
DNA Sequence Determined: Yes


Disclaimer: The HPLC images are provided as an information resource only. Bio-Rad Laboratories, Inc and the ITHANET Portal disclaim responsibility and have no liability if this information is used for diagnostic or treatment purposes. D-10™ and VARIANT™ are registered trademarks of Bio-Rad Laboratories, Inc. and used with permission. Redistribution and use of the above material is allowed only with permission by Bio-Rad Laboratories, Inc. To access HPLC images and reports for different variants, use the IthaChrom tool.
ID Hb Variant Gene Instrument Method Area (%) Ret Time (min) Comments
369Hb J-Meerutα2D-10Dual Kit Program9.11.42heterozygote[PDF]
370Hb J-Meerutα2VARIANTβ-thal Short Program17.61.86heterozygote[PDF]
371Hb J-Meerutα2VARIANT IIβ-thal Short Program7.41.65heterozygote[PDF]
372Hb J-Meerutα2VARIANT IIDual Kit Program9.51.53heterozygote[PDF]

In silico pathogenicity prediction

Publications / Origin

  1. Blackwell RQ, Wong HB, Wang CL, Weng MI, Liu CS, Hemoglobin J Meerut: alpha120 Ala leads to Glu., Biochim. Biophys. Acta , 351(1), 7-12, 1974
  2. Harano T, Harano K, Imai K, Yunoki H, Yagi H, Nagashima K, Kuroume T, Hb J-Meerut [alpha 120(H3)Ala----Glu] found in a Japanese family., Hemoglobin , 13(2), 169-75, 1989
  3. Molchanova TP, Pobedimskaya DD, Huisman TH, The differences in quantities of alpha 2- and alpha 1-globin gene variants in heterozygotes., Br. J. Haematol. , 88(2), 300-6, 1994
  4. Yalçin A, Avcu F, Beyan C, Gürgey A, Ural AU, A case of HB J-Meerut (or Hb J-Birmingham) [alpha 120(H3)Ala-->Glu]., Hemoglobin , 18(6), 433-5, 1994
  5. Moradkhani K, Préhu C, Old J, Henderson S, Balamitsa V, Luo HY, Poon MC, Chui DH, Wajcman H, Patrinos GP, Mutations in the paralogous human alpha-globin genes yielding identical hemoglobin variants., Ann. Hematol. , 88(6), 535-43, 2009
Created on 2010-06-16 16:13:16, Last reviewed on 2014-06-05 12:24:19 (Show full history)

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