Three Novel HLA-DQB1 Alleles Identified by Next Generation Sequencing

Anastasiia Ananeva1, Gulnaz Akhmetshina1,2, Liliya Aksenova1,2

  • 1Institute of Fundamental Medicine and Biology, Kazan (Volga Region) Federal University, Kazan, Russian Federation.

HLA
|April 7, 2025
PubMed

Insights

Three new human leukocyte antigen (HLA) alleles were identified using next-generation sequencing. These novel HLA-DQB1 alleles contribute to the growing understanding of human immune system diversity.

Area of Science:

  • Immunogenetics
  • Molecular Biology
  • Human Genetics

Background:

  • Human leukocyte antigen (HLA) genes are critical for immune response.
  • Accurate HLA typing is essential for transplantation and disease association studies.
  • Next-generation sequencing (NGS) has advanced high-resolution HLA typing.

Purpose of the Study:

  • To report the discovery of three novel HLA alleles.
  • To characterize these alleles using routine next-generation sequencing.

Main Methods:

  • High-resolution HLA typing was performed using next-generation sequencing.
  • Novel allele sequences were identified and validated through standard bioinformatics pipelines.

Main Results:

  • Three previously undescribed HLA alleles were detected: HLA-DQB1*03:01:60, HLA-DQB1*03:526, and HLA-DQB1*06:03:50.
  • These novel alleles were identified during routine HLA typing procedures.

Conclusions:

  • The identification of novel HLA alleles expands the known HLA polymorphism.
  • Routine NGS facilitates the ongoing discovery of new HLA variants.
  • These findings enhance the accuracy of HLA databases and future research.