Nomenclature for Factors of the HLA System, 2026

The WHO Nomenclature Committee for Factors of the HLA System has met several times since the publication of the last major report in 2010.1 It met most recently in September 2023, to discuss additions to the serological defined HLA antigens. This report documents the additions and revisions to the nomenclature of HLA specificities following the principles established in previous reports.1-19 Links to these reports and details of HLA Nomenclature can be found on the website: hla.alleles.org The HLA-OLI pseudogene has been reported and officially named HLA-R. A full list of all recognised HLA genes is given in Table 1.20 Although at present it is only a recommendation that full-length sequences of the coding…

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  European Bioinformatics Institute