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HLA-DRA Knockout Cell Lines

Gene: HLA-DRA

Official Full Name: major histocompatibility complex, class II, DR alphaprovided by HGNC

Gene Summary: HLA-DRA is one of the HLA class II alpha chain paralogues. This class II molecule is a heterodimer consisting of an alpha and a beta chain, both anchored in the membrane. This molecule is expressed on the surface of various antigen presenting cells such as B lymphocytes, dendritic cells, and monocytes/macrophages, and plays a central role in the immune system and response by presenting peptides derived from extracellular proteins, in particular, pathogen-derived peptides to T cells. The alpha chain is approximately 33-35 kDa and its gene contains 5 exons. Exon 1 encodes the leader peptide, exons 2 and 3 encode the two extracellular domains, and exon 4 encodes the transmembrane domain and the cytoplasmic tail. DRA does not have polymorphisms in the peptide binding part and acts as the sole alpha chain for DRB1, DRB3, DRB4 and DRB5. [provided by RefSeq, Aug 2020]

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Products Background

Products

Catalog Number Product Name Species Gene Passage ratio Mycoplasma testing Price
KO17094 HLA-DRA Knockout cell line (HeLa) Human HLA-DRA 1:3~1:6 Negative Online Inquiry
KO17095 HLA-DRA Knockout cell line (HCT 116) Human HLA-DRA 1:2~1:4 Negative Online Inquiry

Background

HLA-DRA Gene Knockout Cell Lines are specially engineered mammalian cell lines that have been designed to provide a unique platform for studying antigen presentation and immune response. By creating precise deletions in the HLA-DRA gene, these cell lines facilitate investigations into the role of major histocompatibility complex (MHC) class II molecules in the immune response, particularly in relation to T-cell activation and regulation.

The key mechanism underlying the functionality of HLA-DRA Gene Knockout Cell Lines lies in their ability to eliminate the expression of HLA-DRA, a crucial component of the MHC class II pathway. Without HLA-DRA, the cells cannot present peptide antigens to CD4+ T cells, allowing researchers to assess immune interactions, test potential therapeutics, and dissect immune mechanisms that involve antigen processing and presentation.

The scientific significance of these knockout cell lines is substantial, as they serve essential roles in both basic and clinical research. They can be utilized to study autoimmune diseases, vaccine development, and transplant immunology, providing insights into how MHC class II molecules modulate immune responses in various therapeutic contexts. Their ability to create a controlled environment for experimentation enhances the reproducibility and validity of experimental results.

HLA-DRA Gene Knockout Cell Lines stand out from alternatives due to their specificity and the precision of the gene editing technology employed in their development, such as CRISPR/Cas9 techniques. This precision facilitates targeted studies that can contribute to the development of novel immunotherapies and diagnostic tools. Additionally, these cell lines are readily adaptable, making them suitable for a range of experimental setups, including co-culture systems and in vitro assays.

For researchers and clinicians, the value of HLA-DRA Gene Knockout Cell Lines cannot be overstated. They provide a vital resource for advancing our understanding of immune function, developing new therapeutic strategies, and mitigating immune-related disorders. With our extensive expertise in genetic engineering and cell line development, we are committed to delivering high-quality biological products that empower the scientific community to achieve breakthrough discoveries.

Please note that all services are for research use only. Not intended for any clinical use.

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