EBFP inhibitors are a class of chemical compounds designed to modulate the activity of EBFP (Enhanced Blue Fluorescent Protein), a genetically engineered variant of the naturally occurring Aequorea victoria green fluorescent protein (GFP). EBFP is widely used in molecular biology and bioengineering as a fluorescent marker due to its ability to emit blue light when excited by specific wavelengths. This property makes it invaluable for tracking and visualizing various biological processes in live cells, tissues, and organisms. The fluorescence of EBFP is due to its unique chromophore, a specific sequence of amino acids within the protein that absorbs and emits light. EBFP inhibitors are compounds that interfere with this fluorescent activity by altering the chromophore's structure or its surrounding environment within the protein.
The inhibition of EBFP fluorescence can occur through various mechanisms. Some inhibitors may bind directly to the chromophore, quenching its fluorescence by altering its electronic properties, thereby preventing the absorption and emission of light. Others may interact with the protein's overall structure, inducing conformational changes that either disrupt the formation of the chromophore or affect its ability to fluoresce. Additionally, certain inhibitors might act by promoting photobleaching, a process where the chromophore loses its ability to emit light over time due to prolonged exposure to excitation light. EBFP inhibitors are valuable tools in research for controlling and studying the dynamics of fluorescence in biological systems. By modulating the activity of EBFP, researchers can better understand the mechanisms that govern protein fluorescence and explore the use of fluorescence in a wide range of biological and biochemical applications.
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Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
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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 | $73.00 $238.00 $717.00 $2522.00 $21420.00 | 53 | |
Actinomycin D intercalates into DNA, particularly at GC-rich regions, which could lead to the transcriptional blockade of the EBFP gene, ultimately decreasing its expression. | ||||||
Rifampicin | 13292-46-1 | sc-200910 sc-200910A sc-200910B sc-200910C | 1 g 5 g 100 g 250 g | $95.00 $322.00 $663.00 $1438.00 | 6 | |
In bacterial systems, Rifampicin binds to the beta subunit of RNA polymerase, which could directly downregulate the transcription of an EBFP gene under bacterial promoters. | ||||||
α-Amanitin | 23109-05-9 | sc-202440 sc-202440A | 1 mg 5 mg | $260.00 $1029.00 | 26 | |
α-Amanitin selectively binds to and inhibits RNA polymerase II, thus could lead to a substantial decrease in EBFP mRNA synthesis in eukaryotic cells. | ||||||
Triptolide | 38748-32-2 | sc-200122 sc-200122A | 1 mg 5 mg | $88.00 $200.00 | 13 | |
Triptolide can covalently modify subunits of the transcriptional machinery, potentially leading to a sharp reduction in EBFP gene transcription. | ||||||
DRB | 53-85-0 | sc-200581 sc-200581A sc-200581B sc-200581C | 10 mg 50 mg 100 mg 250 mg | $42.00 $185.00 $310.00 $650.00 | 6 | |
DRB selectively inhibits RNA polymerase II phosphorylation, which is necessary for transcriptional elongation, potentially leading to reduced levels of EBFP mRNA. | ||||||
Cordycepin | 73-03-0 | sc-203902 | 10 mg | $99.00 | 5 | |
Cordycepin, an adenosine analog, could terminate the transcription of EBFP prematurely, resulting in a decrease in full-length EBFP mRNA and, consequently, protein levels. | ||||||
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 | $149.00 $470.00 $620.00 $1199.00 $2090.00 | 33 | |
By inhibiting histone deacetylases, Trichostatin A could induce hyperacetylation of histones, leading to a conformational change in chromatin that reduces the accessibility of the EBFP gene. | ||||||
Leptomycin B | 87081-35-4 | sc-358688 sc-358688A sc-358688B | 50 µg 500 µg 2.5 mg | $105.00 $408.00 $1224.00 | 35 | |
Leptomycin B binds to exportin 1, necessary for nuclear export of mRNA, which could inhibit the cytoplasmic accumulation of EBFP mRNA, thereby reducing EBFP protein synthesis. | ||||||
Anisomycin | 22862-76-6 | sc-3524 sc-3524A | 5 mg 50 mg | $97.00 $254.00 | 36 | |
Anisomycin disrupts peptide bond formation on ribosomes, which could inhibit the translation of EBFP, resulting in a decreased production of EBFP protein. | ||||||
Cycloheximide | 66-81-9 | sc-3508B sc-3508 sc-3508A | 100 mg 1 g 5 g | $40.00 $82.00 $256.00 | 127 | |
Cycloheximide binds to the E-site of ribosomes, inhibiting the eukaryotic elongation factor eEF2, which could lead to an inhibition of EBFP protein synthesis. |