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The HLA-A Allele, HLA-A*11:01:01:07, Identified by Third-Generation Sequencing
Yingjie Chen1, Yuqi Wang1, Huachao Zhu1
1Department of Hematology, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
HLA
|November 20, 2024
Summary
A novel Human Leukocyte Antigen (HLA) allele, HLA-A*11:01:01:07, has been identified. It is distinguished from a known allele by a single nucleotide exchange within intron 1.
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.
- Polymorphisms within HLA genes contribute to diverse immune profiles and disease susceptibility.
- Accurate HLA typing is essential for transplantation and understanding immune-related conditions.
Purpose of the Study:
- To report the discovery and characterization of a new HLA-A allele.
- To detail the specific genetic variation differentiating this new allele from a known one.
Main Methods:
- High-resolution HLA typing methodologies were employed.
- Sequence analysis was performed to identify nucleotide differences.
Main Results:
- A novel HLA allele, designated HLA-A*11:01:01:07, was identified.
- This new allele differs from HLA-A*11:01:01:01 by a single nucleotide exchange located in intron 1.
Conclusions:
- The identification of HLA-A*11:01:01:07 expands the known HLA-A allele repertoire.
- This finding underscores the importance of continuous high-resolution HLA typing for comprehensive genetic databases.
