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HCV Polymerase Inhibitor
VCH-759 is a non-nucleoside inhibitor of HCV RNA-dependent polymerase with sub-micromolar IC50 values versus genotype 1a/1b replicons.- Hassan GS, .et al. , Eur J Med Chem, 2019, Oct 1;184:111747 PMID: 31604164
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RNA polymerase inhibitor
BMH-21 is a potent small molecule DNA intercalator. BMH-21 binds ribosomal DNA and inhibits RNA polymerase I (Pol I) transcription.- Kreeti Kajal, Elham Rastegari, .et al. , EMBO Reports, 2026, 27: 1870-1903 PMID: 41663759
- Jun Kumai, .et al. , Exp Cell Res, 2025, Jul 15;450(2):114629 PMID: 40466802
- Masahiko Okuda, .et al. , Nucleic Acids Res, 2021, Jul 16 PMID: 34268577
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RNA polymerase inhibitor
Rifabutin is a bactericidal antibiotic drug primarily used in the treatment of tuberculosis. Its effect is based on blocking the DNA-dependent RNA-polymerase of the bacteria.- Matt D Johansen, .et al. , Antimicrob Agents Chemother, 2020, Aug 17;AAC.00363-20 PMID: 32816730
- Meikle V, .et al. , Antimicrob Agents Chemother, 2018, Nov 12. pii: AAC.01846-18 PMID: 30420480
- Dinah Binte Aziz, .et al. , Antimicrob Agents Chemother, 2017, Jun; 61(6): e00155-17 PMID: 28396540
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RNA polymerase inhibitor
Antibiotic; inhibits bacterial RNA polymerase. Prototypical activator of the pregnane X receptor (PXR).- Meikle V, .et al. , Antimicrob Agents Chemother, 2018, Nov 12. pii: AAC.01846-18 PMID: 30420480
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viral RNA polymerase inhibitor
T-705, a substituted pyrazine compound, has been found to exhibit potent anti-influenza virus activity in vitro and in vivo.
- Thomas R Lane, .et al. , ACS Infect Dis, 2026, May 8;12(5):1776-1789 PMID: 42052926
- Dylan M Johnson, .et al. , Viruses, 2024, Jul 9;16(7):1101 PMID: 39066263
- Steven B Tillis, .et al. , Microorganisms, 2023, May 24;11(6):1371 PMID: 37374873
- Hyeon-Min Cha, .et al. , ACS Infect Dis, 2023, Apr 14;9(4):1033-1045 PMID: 36912867
- Satoko Yamaoka, .et al. , Antiviral Res, 2022, Apr;200:105291 PMID: 35296419
- Crystal A Mendoza, .et al. , Antiviral Res, 2021, Jan;185:104993 PMID: 33296695
- Liva Checkmahomed, .et al. , Viruses, 2020, Oct; 12(10): 1139 PMID: 33049959
- JE Comer, .et al. , Viruses, 2019, Feb 3;11(2). pii: E137 PMID: 30717492
- Ma J, .et al. , Antiviral Res, 2018, Feb;150:112-122 PMID: 29253498
- Ji-Ae Kim, .et al. , Viruses, 2018, Feb; 10(2): 72 PMID: 29425176
- Haejin Chun, .et al. , Polym Chem, 2018, 9: 2116-2123
- Baz M, .et al. , Viruses, 2018, Nov 3;10(11) PMID: 30400276
- Sehee Park, .et al. , PLoS One., 2014, 9(7): e101325 PMID: 24992479
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HCV Polymerase Inhibitor
Setrobuvir (ANA-598) is a direct-acting antiviral or DAA, is a non-nucleoside inhibitor of the HCV RNA polymerase -
NNRT inhibitor
Delavirdine is a potent inhibitor of human immunodeficiency virus type 1 (HIV-1) reverse transcriptase (RT). -
Transcriptase inhibitor
Abacavir sulfate is a nucleoside analog reverse transcriptase inhibitor (NRTI); guanosine analog used to treat HIV and AIDS. -
Polymerase inhibitor
Balapiravir (R1626, RG1626) is the prodrug of a nucleoside analogue inhibitor of the hepatitis C virus (HCV) RNA-dependent RNA polymerase (R1479, RG1479). -
HCV NS5B polymerase inhibitor
Mericitabine (RG 7128; R-7128) is a nucleoside inhibitor of the HCV NS5B polymerase that acts as an RNA chain terminator and prevents elongation of RNA transcripts during replication. -
NS5B polymerase inhibitor
Tegobuvir (GS-9190 is a non-nucleoside NS5B polymerase inhibitor. -
HCV NS5B polymerase inhibitor
Deleobuvir (BI207127) was a non-nucleoside hepatitis C virus NS5B polymerase inhibitor for the treatment of hepatitis C
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HCV NS5B RNA-dependent RNA polymerase inhibitor
Beclabuvir is an allosteric inhibitor that binds to thumb site 1 of the hepatitis C virus (HCV) NS5B RNA-dependent RNA polymerase, and inhibits recombinant NS5B proteins from HCV genotypes 1, 3, 4, and 5 with IC50 of < 28 nM. -
DNA polymerase-beta inhibitor
5-Methoxyflavone, belonged to Flavonoid family, is a DNA polymerase-beta inhibitor and neuroprotective agent against beta-amyloid toxicity. -
RNA polymerase inhibitor
Pseudouridimycin (PUM), an antibiotic, is a selective bacterial RNA polymerase (RNAP) inhibitor. Pseudouridimycin is a C-nucleoside analogue that is effective against both Gram-negative and Gram-positive bacteria. -
DNA polymerase IIIC inhibitor
ACX-362E is an orally available DNA polymerase IIIC (pol IIIC) inhibitor, acts as an antimicrobial agent to treat Gram-positive infections, with a MIC50 of 2 μg/mL for C. difficile. ACX-362E displays very potent in vitro and in vivo activities against broad spectrum of C. difficile pathogens. -
DNA polymerase Inhibitor
Valacyclovir is an antiviral drug used in the management of herpes simplex, herpes zoster, and herpes B. -
RNA polymerase II inhibitor
Oncrasin 1 is a proapoptotic substance. Induces abnormal nuclear aggregation of PKCι and suppressing RNA transcription. -
DNA/RNA polymerase Inhibitor
Mithramycin A is an antibiotic DNA/RNA polymerase and DNA binding transcriptional inhibitor observed to facilitate TNF-?? and Fas-ligand induced apoptosis. -
RNA Polymerase Inhibitor
MRL-436 is an RNA polymerase inhibitor that exhibits significant antibacterial activity against Rifampicin-resistant strains. Its mechanism of action involves targeting residue 622 of the RNA polymerase β' subunit and the RNAP ω subunit. This compound is particularly valuable for research involving antibiotic resistance and the study of bacterial transcription mechanisms. -
RNA-dependent RNA-polymerases Inhibitor
GS-443902 trisodium is a potent inhibitor of RNA-dependent RNA polymerases (RdRp), specifically targeting respiratory syncytial virus (RSV) and hepatitis C virus (HCV) RdRp with IC50 values of 1.1 μM and 5 μM, respectively. As the active triphosphate metabolite of Remdesivir (GS-5734), this compound is essential for research focused on viral replication mechanisms and the development of antiviral therapies. Its ability to effectively inhibit RdRp activity makes it a valuable tool for studies in virology and drug discovery. -
RNA Polymerase II/III Inhibitor
β-Amanitin is a cyclic peptide toxin that specifically targets and inhibits RNA Polymerase II and III, crucial enzymes in eukaryotic transcription. By obstructing these polymerases, β-Amanitin effectively halts protein synthesis, making it a valuable reagent in research focused on gene expression and transcription regulation. Additionally, its ability to induce cytotoxicity positions β-Amanitin as a potential component in antibody-drug conjugates (ADCs) for targeted therapeutic applications. -
RSV Polymerase Inhibitor
JNJ-8003 is a highly potent, orally active non-nucleoside inhibitor of respiratory syncytial virus (RSV) polymerase, exhibiting an IC50 of 0.29 nM. It specifically targets the L protein of the polymerase complex, effectively blocking the transcription and replication of the viral genome by inhibiting RNA-dependent RNA polymerase (RdRp) activity, with an IC50 of 0.67 nM. In vitro studies demonstrate subnanomolar efficacy, and it has shown significant effectiveness in mouse and neonatal lamb models. JNJ-8003 is a valuable reagent for investigating RSV biology and developing antiviral therapies. -
DNA Polymerase β Inhibitor
Prunasin is a specific inhibitor of DNA Polymerase β, showing an IC50 value of 98 μM in rat models. As an orally active cyanogenic glucoside and a principal metabolite of Amygdalin, Prunasin exhibits notable anti-inflammatory and anti-fibrotic properties. This compound is valuable for research into conditions such as liver fibrosis, facilitating investigations into therapeutic strategies targeting DNA repair and fibrotic processes. -
DNA Polymerase Inhibitor
3,4-Dihydroxybenzylamine hydrobromide is a DNA polymerase inhibitor that exhibits cytotoxic effects in melanoma cells. This compound demonstrates significant growth inhibitory activity across various melanoma cell lines, with efficacy correlated to the levels of tyrosinase activity. Its unique mechanism makes it a valuable tool for investigating cellular processes related to DNA replication and repair in cancer research. -
Viral DNA Polymerase Inhibitor
Foscarnet trisodium hexahydrate is a viral DNA polymerase inhibitor that reversibly suppresses viral replication. It is primarily utilized as an antiherpesvirus agent, demonstrating efficacy in the treatment of cytomegalovirus retinitis. This compound is valuable for researchers studying viral infections and developing antiviral therapies. -
Poly(A) polymerase Inhibitor
2'-Deoxyadenosine 5'-diphosphate disodium (dADP disodium) acts as an inhibitor of bacterial poly(A) polymerase. This compound is particularly useful in the synthesis of deoxyadenosine oligonucleotides when utilized with Escherichia coli polynucleotide phosphorylase and other related enzymes. Its role in inhibiting poly(A) polymerase makes it valuable for studies in RNA metabolism and gene regulation research. -
DNA Polymerase Inhibitor
ddATP trisodium solution (100 mM) serves as a chain-elongating inhibitor of DNA polymerase. As an active metabolite of 2',3'-dideoxyinosine, it is primarily utilized in the Sanger method for DNA sequencing. Additionally, this reagent is valuable for studying viral infections and other applications in molecular biology research. -
DENV Polymerase Inhibitor
NITD-2 is a selective inhibitor of dengue virus (DENV) polymerase, specifically targeting the RNA-dependent RNA polymerase (RdRp) to impede RNA elongation. This compound exhibits potent antiviral activity against DENV, making it a valuable tool for research focused on understanding dengue virus replication and developing therapeutic strategies. Its limited ability to penetrate cell membranes can be an important consideration for in vitro experimental design. -
DNA Polymerase α Inhibitor
NSC639828 is a potent inhibitor of DNA polymerase α, exhibiting an IC50 of 70 μM. This compound demonstrates significant antitumor activity, making it a valuable tool for cancer research. NSC639828 can be utilized to investigate the role of DNA polymerase α in tumorigenesis and to explore potential therapeutic strategies in cancer treatment. -
DNA Polymerase Inhibitor
Acyclovir triphosphate sodium is a potent inhibitor of viral DNA polymerase, functioning as a competitive analogue of deoxyguanosine triphosphate (dGTP). This compound also exhibits inhibitory activity against HIV-1 reverse transcriptase, leading to the termination of viral DNA synthesis. Acyclovir triphosphate sodium is valuable for research applications in virology and the study of antiviral mechanisms. -
RNA Polymerase I Transcription Inhibitor
BMH-22 is a selective inhibitor of RNA polymerase I transcription, functioning independently of p53 pathways. This benzonaphthyridin compound induces reorganization of nucleolar marker proteins, indicative of nucleolar segregation, and destabilizes RPA194 through a proteasome-dependent mechanism. Additionally, BMH-22 effectively inhibits the synthesis of nascent rRNA and the expression of the 45S rRNA precursor. Its potent anticancer properties make it a valuable tool for studying cancer biology and RNA transcription regulation in various tumor models. -
RNA Polymerase Inhibitor
MMV688845 is an RNA polymerase inhibitor targeting nontuberculous mycobacteria (NTM) with demonstrated bactericidal activity against Mycobacterium abscessus. This compound exhibits potential anti-tuberculosis efficacy, making it a valuable tool for research in tackling mycobacterial infections. Its selective mechanism positions MMV688845 as a promising candidate for further exploration in antimicrobial studies and drug development. -
NS5B Polymerase/RdRp Inhibitor
Lomibuvir is a selective non-nucleoside inhibitor of the NS5B RNA-dependent RNA polymerase (RdRp) associated with Hepatitis C Virus (HCV). It targets the thumb pocket 2 of the NS5B polymerase with a binding affinity (Kd) of 17 nM and effectively inhibits HCV replication, demonstrated by an EC50 value of 5.2 nM in the 1b/Con1 subgenomic replicon model. Lomibuvir primarily interferes with the elongation phase of RNA synthesis, making it a valuable tool for studying HCV replication mechanisms and developing antiviral therapies. -
RNA Polymerases Inhibitor
3'-Deoxyuridine-5'-triphosphate (3'-dUTP) is a nucleotide analogue that serves as an inhibitor of DNA-dependent RNA polymerases I and II. It competitively inhibits the incorporation of UTP into RNA, demonstrating potent biological activity with a Ki value of 2.0 μM. This compound is valuable for research applications involving transcription regulation and the study of RNA synthesis mechanisms. -
Poly (ADP-ribose) Polymerase Inhibitor
8-NH2-ATP is an inhibitor of poly (ADP-ribose) polymerase (PARP), acting as a critical tool in research on cell apoptosis. This compound is derived from 8-NH2-Ado and exhibits potent effects by inducing apoptotic cleavage of PARP, making it useful for studying mechanisms of cell death, DNA repair, and cancer therapeutics. Its applications extend to exploring PARP's role in various biological pathways and assessing the therapeutic potential of PARP inhibition in disease models. -
T4 DNA Polymerase Inhibitor
3'-Fluorothymidine-5'-triphosphate tetrasodium is a competitive inhibitor of T4 DNA polymerase, functioning as an analog of dTTP. By inhibiting T4 DNA polymerases, including wild-type, L98, and CB121 variants, it effectively disrupts DNA synthesis processes. This compound is valuable for research applications involving DNA replication studies and exploration of polymerase inhibition mechanisms. -
DNA polymerase θ Inhibitor
RTx-303 is a selective inhibitor of DNA polymerase θ (Polθ), with an IC50 value of 5.1 nM. This compound demonstrates potent cellular activity and enhances the efficacy of PARP inhibitors in BRCA1/2 mutant cells and patient-derived xenograft models. RTx-303 is utilized in research focused on BRCA2-mutated breast cancer, providing valuable insights into therapeutic strategies targeting DNA repair mechanisms. -
HCV Polymerase Inhibitor
Dasabuvir sodium is a non-nucleoside inhibitor of hepatitis C virus (HCV) polymerase, specifically targeting the RNA-dependent RNA polymerase encoded by the HCV NS5B gene. It demonstrates potent antiviral activity against HCV genotype 1a (strain H77) and 1b (strain Con1) replicons, with EC50 values of 7.7 nM and 1.8 nM, respectively. Dasabuvir sodium is primarily utilized in research focused on HCV replication and the development of antiviral therapies. -
RNA Polymerase Activities Inhibitor
Thio-ITP (6-Thioinosine 5'-triphosphate) is a competitive inhibitor of RNA polymerase activities. It exhibits a high apparent affinity for RNA polymerases, with inhibition constants of 40.9 μM for RNA polymerase I and 38.0 μM for RNA polymerase II. Thio-ITP is useful in research applications aimed at understanding transcriptional regulation and dissection of RNA polymerase mechanisms.

