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MK-5172 (Synonyms: MK-5172)

Catalog No.GC18004 Copy One-Click Copy Product Info

MK-5172 is a selective inhibitor of hepatitis C virus (HCV) NS3/4a protease, exhibiting broad-spectrum activity against multiple genotypes and drug-resistant variants, and capable of inhibiting SARS-CoV-2 3CL protease activity.

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MK-5172 Chemical Structure

Cas No.: 1350514-68-9

Size Price Stock Qty
10mM (in 1mL DMSO)
$89.00
In stock
5mg
$68.00
In stock
10mg
$106.00
In stock
50mg
$306.00
In stock
100mg
$438.00
In stock

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Sample solution is provided at 25 µL, 10mM.



Description of MK-5172

MK-5172 is a selective inhibitor of hepatitis C virus (HCV) NS3/4a protease, exhibiting broad-spectrum activity against multiple genotypes and drug-resistant variants, and capable of inhibiting SARS-CoV-2 3CL protease activity[1-2]. MK-5172 demonstrates favorable liver-targeting properties and sustained virological responses in studies, making MK-5172 applicable for research related to chronic hepatitis C and MK-5172 co-infection with HIV[3-4].

In vitro, pretreatment of Vero E6 cells or human-derived 293T-ACE2 cells with MK-5172 (0.55-20.5μM) for 2 hours, followed by infection with SARS-CoV-2 virus (MOI=0.025–2PFU/cell) for 48 hours, significantly inhibited viral replication[5]. Treatment of GT1a (H77) replicon cells with MK-5172 (0.4–35nM) for 72 hours, MK-5172 significantly suppressed HCV RNA replication (EC₉₀=0.9nM) and maintained inhibitory activity against NS5A-resistant variants[6].

In vivo, intraperitoneal injection of MK-5172 (10mg/kg/day) for 5 days (starting from day 5 after MC-38 colon adenocarcinoma cell transplantation) in PD-1-mCherry-SMASh homozygous knock-in (KI) mice significantly suppressed tumor growth[7]. Oral administration of MK-5172 (3mg/kg) once daily for 3 consecutive days in diabetic model C57BL/6 mice significantly restored glucose homeostasis[8].

References:
[1] Vallet-Pichard A, Pol S. Grazoprevir/elbasvir combination therapy for HCV infection. Therap Adv Gastroenterol. 2017 Jan;10(1):155-167.
[2] Al-Salama ZT, Deeks ED. Elbasvir/Grazoprevir: A Review in Chronic HCV Genotypes 1 and 4. Drugs. 2017 May;77(8):911-921.
[3] Karaoui LR, Mansour H, Chahine EB. Elbasvir-grazoprevir: A new direct-acting antiviral combination for hepatitis C. Am J Health Syst Pharm. 2017 Oct 1;74(19):1533-1540.
[4] Wang SJ, Huang CF, Yu ML. Elbasvir and grazoprevir for the treatment of hepatitis C. Expert Rev Anti Infect Ther. 2021 Sep;19(9):1071-1081.
[5] Bafna K, White K, Harish B, et al. Hepatitis C virus drugs that inhibit SARS-CoV-2 papain-like protease synergize with remdesivir to suppress viral replication in cell culture. Cell Rep. 2021 May 18;35(7):109133.
[6] Lahser FC, Bystol K, Curry S, et al. The Combination of Grazoprevir, a Hepatitis C Virus (HCV) NS3/4A Protease Inhibitor, and Elbasvir, an HCV NS5A Inhibitor, Demonstrates a High Genetic Barrier to Resistance in HCV Genotype 1a Replicons. Antimicrob Agents Chemother. 2016 Apr 22;60(5):2954-64.
[7] Naruse C, Sugihara K, Miyazaki T, et al. A degron system targeting endogenous PD-1 inhibits the growth of tumor cells in mice. NAR Cancer. 2022 Jun 17;4(2):zcac019.
[8] Shao J, Li S, Qiu X, et al. Engineered poly(A)-surrogates for translational regulation and therapeutic biocomputation in mammalian cells. Cell Res. 2024 Jan;34(1):31-46.

Protocol of MK-5172

Cell experiment [1]:

Cell lines

Vero E6 cells (African green monkey kidney epithelial cell line) and human 293T cells expressing ACE2

Preparation Method

Vero E6 and 293T-ACE2 cells were maintained in Dulbecco's minimal essential medium (DMEM) supplemented with 10% fetal bovine serum (FBS). Cells were treated with MK-5172 (0.55-20.5μM) for 48 hours.

Reaction Conditions

4.2µM (in Vero E6 cells); 0.55-20.5µM range (in 293T-ACE2 cells); 48h.

Applications

MK-5172 significantly inhibited SARS-CoV-2 replication in both Vero E6 (IC₅₀=4.2µM) and human 293T-ACE2 cells. MK-5172 demonstrated synergistic antiviral activity with remdesivir, increasing the efficacy of the polymerase inhibitor by up to 10-fold. The drug specifically inhibited the viral papain-like protease (PLpro) enzyme activity.
Animal experiment [2]:

Animal models

C57BL/6 mice

Preparation Method

Diabetic mice were generated by Streptozotocin (STZ) injection. Mice received daily oral administration of MK-5172 for 3 consecutive days. Blood glucose and insulin levels were measured, and intraperitoneal glucose tolerance tests (GTTs) were performed.

Dosage form

3mg/kg; Oral gavage; Once daily for 3 days

Applications

MK-5172 administration effectively restored glucose homeostasis in diabetic mice, significantly reducing fasting blood glucose levels and improving glucose tolerance. The drug triggered insulin expression from a genetically encoded MK-5172-inducible translational switch, demonstrating therapeutic efficacy in a disease model requiring on-demand drug secretion.

References:
[1] Bafna K, White K, Harish B, et al. Hepatitis C virus drugs that inhibit SARS-CoV-2 papain-like protease synergize with remdesivir to suppress viral replication in cell culture. Cell Rep. 2021 May 18;35(7):109133.
[2] Shao J, Li S, Qiu X, et al. Engineered poly(A)-surrogates for translational regulation and therapeutic biocomputation in mammalian cells. Cell Res. 2024 Jan;34(1):31-46.

Chemical Properties of MK-5172

Cas No. 1350514-68-9 SDF
Synonyms MK-5172
Canonical SMILES COC1=CC2=C(N=C(CCCCC[C@@H]3C[C@H]3OC(N[C@@H](C(C)(C)C)C(N4[C@H](C(N[C@@]5(C(NS(=O)(C6CC6)=O)=O)[C@H](C5)C=C)=O)C[C@@H]7C4)=O)=O)C(O7)=N2)C=C1
Formula C38H50N6O9S M.Wt 766.9
Solubility ≥ 38.35 mg/mL in DMSO, ≥ 24 mg/mL in EtOH with ultrasonic and warming Storage Store at -20°C
General tips Please select the appropriate solvent to prepare the stock solution according to the solubility of the product in different solvents; once the solution is prepared, please store it in separate packages to avoid product failure caused by repeated freezing and thawing.Storage method and period of the stock solution: When stored at -80°C, please use it within 6 months; when stored at -20°C, please use it within 1 month.
To increase solubility, heat the tube to 37°C and then oscillate in an ultrasonic bath for some time.
Shipping Condition Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request.

Complete Stock Solution Preparation Table of MK-5172

Prepare stock solution
1 mg 5 mg 10 mg
1 mM 1.304 mL 6.5198 mL 13.0395 mL
5 mM 260.8 μL 1.304 mL 2.6079 mL
10 mM 130.4 μL 652 μL 1.304 mL
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In vivo Formulation Calculator (Clear solution) of MK-5172

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Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL saline, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

Note: 1. Please make sure the liquid is clear before adding the next solvent.
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3. All of the above co-solvents are available for purchase on the GlpBio website.

Product Documents

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Average Rating: 5 ★★★★★ (Based on Reviews and 30 reference(s) in Google Scholar.)

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