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The novel HLA-DRB5*02:35 allele characterized by two different sequencing-based typing techniques
Adèle Dhuyser1,2, Michaël Pérès1, Thomas Morel1
1HLA and Histocompatibility Laboratory, CHRU de Nancy, Vandoeuvre les Nancy, France.
A new human leukocyte antigen (HLA) allele, HLA-DRB5*02:35, has been identified. This novel allele is distinguished from a known allele by a single nucleotide change in its genetic sequence.
Area of Science:
- Immunogenetics
- Molecular biology
- Human leukocyte antigen (HLA) system
Background:
- The human leukocyte antigen (HLA) system plays a critical role in immune response.
- Accurate HLA allele identification is essential for transplantation and disease association studies.
Purpose of the Study:
- To report the discovery and characterization of a novel HLA-DRB5 allele.
Main Methods:
- High-resolution sequence-based typing was performed.
- The novel allele was identified through nucleotide sequencing and comparison with existing databases.
Main Results:
- A novel HLA allele, designated HLA-DRB5*02:35, was identified.
- This allele differs from HLA-DRB5*02:02:01 by a single non-synonymous nucleotide substitution located in exon 2.
Conclusions:
- The identification of HLA-DRB5*02:35 expands the known HLA allele repertoire.
- This finding contributes to the ongoing efforts in high-resolution HLA typing and immunogenetic research.
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