Allele Frequency Net Database
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Sri Lanka Colombo

Polymorphic Region:

Demographic Data

  Ethnic origin: Asian
  Geographic Region: South Asia
  Latitude: 6º 56' N
  Longitude: 79º 50' E
  Family: Not Known
  Urban/Rural: Urban

Sample Data

  Sample Size: 714
  Test date: 2017
  Method(s): Sequencing
  Source: Blood Donor
  Loci typed: A, B, C, DPB1, DQA1, DQB1, DRB1
  Additional notes: Deviations from Hardy Weinberg proportions were not detected at any locus. Several alleles were found in more than 30% of individuals, including the class II alleles DPB1*04:01, DPB1*02:01, DQB1*06:01 and DRB1*07:01, and the class I alleles A*33:03 a

Bibliographic Reference

  Author(s): Alba Grifoni
  Publication details: DNA sequence-based typing at the HLA- A, B, C, DPB1, DQA1, DQB1 and DRB1 loci was performed on anonymized samples from 714 healthy blood bank donors in Colombo, Sri Lanka.
  Author's e-mail:

Frequency Data

Allele Frequencies Haplotype Frequencies  Genotype Data
(download csv)
Ambiguity-resolved Genotype Data
(download csv)


Allele frequency net database (AFND) 2020 update: gold-standard data classification, open access genotype data and new query tools
Gonzalez-Galarza FF, McCabe A, Santos EJ, Jones J, Takeshita LY, Ortega-Rivera ND, Del Cid-Pavon GM, Ramsbottom K, Ghattaoraya GS, Alfirevic A, Middleton D and Jones AR Nucleic Acid Research 2020, 48:D783-8.
Liverpool, U.K.

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