Blood Group N antigen Inhibitors
Blood group N antigen inhibitors are a class of chemical compounds that specifically target the N antigen, a component of the MNS blood group system. The N antigen is located on glycophorin A, a membrane glycoprotein on the surface of red blood cells. The presence of the N antigen is determined by the amino acid sequence of glycophorin A, particularly at positions 1 and 5, where the N antigen is characterized by the presence of leucine and glutamic acid, in contrast to the M antigen, which has serine and glycine at the same positions. Blood group N antigen inhibitors interfere with the molecular structures or biosynthetic pathways responsible for the presentation of the N antigen, altering its presence or function on the red blood cell surface. These inhibitors provide valuable tools for understanding the molecular basis of blood group antigens and their roles in cell-cell interactions and immune recognition.
Blood group N antigen inhibitors can act by binding directly to glycophorin A, obstructing the formation or stability of the N antigen, or by disrupting the post-translational modifications necessary for its proper expression. Inhibitors may block specific protein folding processes or interactions required for the antigen to adopt its functional form. Some inhibitors may mimic the molecular structure of the antigenic regions, competing with the native antigen for binding sites on other molecules. Researchers utilize these inhibitors to study the specific mechanisms underlying the expression of the N antigen and to explore the broader effects of altering blood group antigens on red blood cell physiology and immune system interactions. Through the inhibition of the N antigen, scientists can gain insights into the structural and functional aspects of glycophorin A and its importance in red blood cell biology, as well as how variations in blood group antigens contribute to individual diversity in blood types.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
5-Azacytidine | 320-67-2 | sc-221003 | 500 mg | $280.00 | 4 | |
This agent could demethylate the promoter region of the SLC4A1 gene, which might lead to transcriptional silencing and consequent downregulation of the Blood Group N antigen expression. | ||||||
Trichostatin A | 58880-19-6 | sc-3511 sc-3511A sc-3511B sc-3511C sc-3511D | 1 mg 5 mg 10 mg 25 mg 50 mg | $152.00 $479.00 $632.00 $1223.00 $2132.00 | 33 | |
By inhibiting histone deacetylase, Trichostatin A could enforce a compact chromatin structure at the SLC4A1 locus, thereby restraining the transcription machinery and decreasing Blood Group N antigen levels. | ||||||
Actinomycin D | 50-76-0 | sc-200906 sc-200906A sc-200906B sc-200906C sc-200906D | 5 mg 25 mg 100 mg 1 g 10 g | $74.00 $243.00 $731.00 $2572.00 $21848.00 | 53 | |
This compound intercalates into DNA, obstructing the elongation phase of RNA synthesis by RNA polymerase, which could lead to a decrease in the SLC4A1 gene transcripts and thus inhibit the Blood Group N antigen synthesis. | ||||||
α-Amanitin | 23109-05-9 | sc-202440 sc-202440A | 1 mg 5 mg | $269.00 $1050.00 | 26 | |
As an RNA polymerase II inhibitor, α-Amanitin could suppress the transcription of the SLC4A1 gene directly, resulting in a reduction of Blood Group N antigen expression. | ||||||
Mithramycin A | 18378-89-7 | sc-200909 | 1 mg | $55.00 | 6 | |
Mithramycin A chelates to DNA and could disrupt the binding of essential transcription factors to the SLC4A1 gene promoter, leading to a reduction in the expression of the Blood Group N antigen. | ||||||
5-Aza-2′-Deoxycytidine | 2353-33-5 | sc-202424 sc-202424A sc-202424B | 25 mg 100 mg 250 mg | $218.00 $322.00 $426.00 | 7 | |
5-Aza-2′-Deoxycytidine could decrease the methylation levels of the SLC4A1 gene promoter, which might silence gene expression and thus lower Blood Group N antigen production. | ||||||
Suberoylanilide Hydroxamic Acid | 149647-78-9 | sc-220139 sc-220139A | 100 mg 500 mg | $133.00 $275.00 | 37 | |
By inhibiting histone deacetylases, Suberoylanilide Hydroxamic Acid can lead to an open chromatin conformation but paradoxically repress certain genes, potentially including the SLC4A1 gene, thus reducing Blood Group N antigen expression. | ||||||
Chloroquine | 54-05-7 | sc-507304 | 250 mg | $69.00 | 2 | |
Chloroquine's ability to inhibit DNA and RNA synthesis indirectly could lead to a broad downregulation of gene expression, potentially including the SLC4A1 gene responsible for Blood Group N antigen production. | ||||||
Triptolide | 38748-32-2 | sc-200122 sc-200122A | 1 mg 5 mg | $90.00 $204.00 | 13 | |
Triptolide can inhibit the transcription of several genes by affecting the activity of RNA polymerase II, which may include the SLC4A1 gene, leading to decreased Blood Group N antigen levels. | ||||||
Camptothecin | 7689-03-4 | sc-200871 sc-200871A sc-200871B | 50 mg 250 mg 100 mg | $58.00 $186.00 $94.00 | 21 | |
As a topoisomerase I inhibitor, Camptothecin could introduce DNA breaks and interfere with transcription, potentially decreasing Blood Group N antigen expression by reducing SLC4A1 gene transcription. | ||||||