H2-M3 Inhibitors
Chemical inhibitors of H2-M3 can execute their inhibitory effects through various mechanisms, each distinct yet converging on the common outcome of functional inhibition of the protein. Benzethonium chloride, for example, directly impedes H2-M3 by blocking its ability to bind with formylated peptides, which are crucial for the protein's role in immune response. Similarly, chlorhexidine exerts its effect by compromising bacterial cell membranes, thereby reducing the pool of formylated peptides necessary for H2-M3 function. This reduction is also seen with oxytetracycline, which binds to the bacterial 30S ribosomal subunit, inhibiting protein synthesis, including that of formylated peptides that serve as ligands for H2-M3. Fusidic acid follows a parallel pathway by preventing the turnover of elongation factor G from the ribosome, leading to a decrease in the synthesis of these peptides.
Other chemicals such as rifampicin, novobiocin, and nalidixic acid target the genetic machinery of bacteria, with rifampicin binding to RNA polymerase to inhibit RNA synthesis, and novobiocin and nalidixic acid inhibiting bacterial DNA gyrase, which is essential for DNA replication. The consequent reduction in bacterial viability brought about by these actions leads to a decreased production of formylated peptides and, hence, the functional inhibition of H2-M3. Nitrofurantoin and metronidazole cause damage to bacterial DNA, which similarly reduces the synthesis of formylated peptides. Mupirocin selectively inhibits bacterial isoleucyl-tRNA synthetase, again decreasing the availability of formylated peptides for H2-M3. Lastly, vancomycin and daptomycin disrupt bacterial cell wall synthesis and cell membrane integrity, respectively, further contributing to the diminished pool of formylated peptides that are essential for H2-M3 to carry out its antigen-presenting function. Each of these chemical inhibitors, through their unique modes of action on bacterial viability and peptide synthesis, converge on the common endpoint of functionally inhibiting H2-M3.
SEE ALSO...
| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Benzethonium chloride | 121-54-0 | sc-239299 sc-239299A | 100 g 250 g | $54.00 $107.00 | 1 | |
Benzethonium chloride inhibits H2-M3 by interfering with the protein's ability to bind to bacterial-derived formylated peptides, a crucial step in the immune response mechanism H2-M3 is involved in. This chemical's action on H2-M3 impairs the presentation of these peptides to T-cells. | ||||||
Chlorhexidine | 55-56-1 | sc-252568 | 5 g | $103.00 | 3 | |
Chlorhexidine binds to bacterial cell membranes, causing leakage of intracellular components. By reducing bacterial viability, it indirectly decreases the pool of formylated peptides available for binding and presentation by H2-M3, functionally inhibiting the protein's ability to present antigens for immune recognition. | ||||||
Fusidic acid | 6990-06-3 | sc-215065 | 1 g | $292.00 | ||
Fusidic acid inhibits bacterial protein synthesis by preventing the turnover of elongation factor G (EF-G) from the ribosome. By reducing bacterial viability and the subsequent availability of formylated peptides, H2-M3 is functionally inhibited as the repertoire of peptides it can present is diminished. | ||||||
Rifampicin | 13292-46-1 | sc-200910 sc-200910A sc-200910B sc-200910C | 1 g 5 g 100 g 250 g | $97.00 $328.00 $676.00 $1467.00 | 6 | |
Rifampicin binds to the bacterial DNA-dependent RNA polymerase, inhibiting RNA synthesis. This leads to a reduction in bacterial viability and, consequently, a decrease in the synthesis of formylated peptides that are essential for H2-M3 function, thus functionally inhibiting the protein. | ||||||
Novobiocin | 303-81-1 | sc-362034 sc-362034A | 5 mg 25 mg | $128.00 $380.00 | ||
Novobiocin binds to bacterial DNA gyrase, inhibiting DNA replication and transcription. The disruption of bacterial replication indirectly decreases the production of formylated peptides, which are necessary for the antigen presentation function of H2-M3, leading to its functional inhibition. | ||||||
Nitrofurantoin | 67-20-9 | sc-212399 | 10 g | $84.00 | ||
Nitrofurantoin damages bacterial DNA, which inhibits the growth and production of bacteria. This reduction in viable bacteria decreases the availability of formylated peptides necessary for H2-M3's antigen presentation, functionally inhibiting the protein. | ||||||
Metronidazole | 443-48-1 | sc-204805 sc-204805A | 5 g 25 g | $84.00 $205.00 | 11 | |
Metronidazole, once activated inside anaerobic bacteria, damages bacterial DNA. This limits bacterial growth and the subsequent production of formylated peptides that would otherwise be presented by H2-M3, functionally inhibiting the protein. | ||||||
DAPT | 208255-80-5 | sc-201315 sc-201315A sc-201315B sc-201315C | 5 mg 25 mg 100 mg 1 g | $40.00 $120.00 $480.00 $2141.00 | 47 | |
Daptomycin inserts into bacterial cell membranes and causes rapid depolarization, leading to inhibition of protein, DNA, and RNA synthesis. This action decreases the production of formylated peptides, which are critical for H2-M3 to function in antigen presentation, thereby functionally inhibiting H2-M3. | ||||||