1. Signaling Pathways
  2. GPCR/G Protein
  3. Protease Activated Receptor (PAR)
  4. Protease Activated Receptor (PAR) Antagonist

Protease Activated Receptor (PAR) Antagonist

Protease Activated Receptor (PAR) Antagonists (43):

Cat. No. Product Name Effect Purity
  • HY-10119
    Vorapaxar
    Antagonist 99.85%
    Vorapaxar (SCH 530348), an antiplatelet agent, is a selective, orally active, and competitive thrombin receptor protease-activated receptor (PAR-1) antagonist (Ki=8.1 nM). Vorapaxar (SCH 530348) inhibits thrombin receptor-activating peptide (TRAP)-induced platelet aggregation in a dose-dependent manner.
  • HY-112558
    AZ3451
    Antagonist 99.84%
    AZ3451 is a potent protease-activated receptor-2 (PAR2) antagonist with IC50 of 23 nM.
  • HY-159895
    PAR4 antagonist 7
    Antagonist
    PAR4 antagonist 7 (Compound 20f) is selective PAR4 antagonist (IC50: 1.72 nM). PAR4 antagonist 7 inhibits PAR4 agonist-induced platelet aggregation. PAR4 antagonist 7 has good metabolic stability. PAR4 antagonist 7 does not show a bleeding tendency in mice.
  • HY-10119AR
    Vorapaxar (sulfate) (Standard)
    Antagonist
    Vorapaxar (sulfate) (Standard) is the analytical standard of Vorapaxar (sulfate). This product is intended for research and analytical applications. Vorapaxar sulfate (SCH 530348 sulfate), an antiplatelet agent, is a selective, orally active, and competitive thrombin receptor protease-activated receptor (PAR-1) antagonist (Ki=8.1 nM). Vorapaxar sulfate inhibits thrombin receptor-activating peptide (TRAP)-induced platelet aggregation in a dose-dependent manner.
  • HY-19837
    BMS-986120
    Antagonist 98.54%
    BMS-986120 is a first-in-class oral and reversible protease-activated receptor 4 (PAR4) antagonist, with IC50s of 9.5 nM and 2.1 nM in human and monkey blood, respectively. BMS-986120 has potent and selective antiplatelet effects.
  • HY-14993
    SCH79797
    Antagonist 99.74%
    SCH79797 is a highly potent, selective nonpeptide protease activated receptor 1 (PAR1) antagonist. SCH79797 inhibits binding of a high-affinity thrombin receptor-activating peptide to PAR1 with an IC50 of 70 nM and a Ki of 35 nM. SCH79797 inhibits thrombin-induced platelet aggregation with an IC50 of 3 μM. SCH79797 has antiproliferative and pro-apoptotic effects, and limits myocardial ischemia/reperfusion injury in rat hearts. SCH79797 also potently prevents PAR1 activation in vascular smooth muscle cells, endothelial cells, and astrocytes.
  • HY-123617
    AZ8838
    Antagonist 99.30%
    AZ8838 is a potent, competitive, allosteric, orally active non-peptide small molecule antagonist of PAR2 with a pKi of 6.4 for hPAR2.
  • HY-107146
    PZ-128
    Antagonist 99.47%
    PZ-128 (P1pal-7), a cell-penetrating lipopeptide pepducin, is a first-in-class, specific and reversible protease-activated receptor-1 (PAR1) antagonist. PZ-128 targets the cytoplasmic surface of PAR1 and interrupts signaling to internally-located G (PAR1-G) proteins. PZ-128 has antiplatelet, anti-metastatic, anti-angiogenic and anticancer effects.
  • HY-10119A
    Vorapaxar sulfate
    Antagonist 99.81%
    Vorapaxar sulfate (SCH 530348 sulfate), an antiplatelet agent, is a selective, orally active, and competitive thrombin receptor protease-activated receptor (PAR-1) antagonist (Ki=8.1 nM). Vorapaxar sulfate inhibits thrombin receptor-activating peptide (TRAP)-induced platelet aggregation in a dose-dependent manner.
  • HY-117793
    I-191
    Antagonist 99.14%
    I-191 is a potent, selective protease-activated receptor 2 (PAR2) antagonist.
  • HY-124748A
    ENMD-1068 hydrochloride
    Antagonist 98.33%
    ENMD-1068 hydrochloride is a selective protease-activated receptor 2 (PAR2) antagonist. ENMD-1068 hydrochloride reduces hepatic stellate cell activation and collagen expression by inhibiting TGF-β1/Smad signaling. ENMD-1068 hydrochloride also inhibits the proliferation of endometrial cells and induces apoptosis of epithelial cells in the lesion. ENMD-1068 hydrochloride can be used in the study of endometriosis and liver fibrosis.
  • HY-14994
    SCH79797 dihydrochloride
    Antagonist 99.91%
    SCH79797 dihydrochloride is a highly potent, selective nonpeptide protease activated receptor 1 (PAR1) antagonist. SCH79797 dihydrochloride inhibits binding of a high-affinity thrombin receptor-activating peptide to PAR1 with an IC50 of 70 nM and a Ki of 35 nM. SCH79797 dihydrochloride inhibits thrombin-induced platelet aggregation with an IC50 of 3 μM. SCH79797 dihydrochloride has antiproliferative and pro-apoptotic effects, and limits myocardial ischemia/reperfusion injury in rat hearts. SCH79797 dihydrochloride also potently prevents PAR1 activation in vascular smooth muscle cells, endothelial cells, and astrocytes.
  • HY-18200
    Atopaxar
    Antagonist 99.87%
    Atopaxar (E5555) is a potent, orally active, selective and reversible thrombin receptor protease-activated receptor-1 (PAR-1) antagonist. Atopaxar, an antiplatelet agent, interferes with platelet signaling. Atopaxar can be used for the research of atherothrombotic disease.
  • HY-P1263A
    tcY-NH2 TFA
    Antagonist 99.72%
    tcY-NH2 ((trans-Cinnamoyl)-YPGKF-NH2) TFA is a potent selective PAR4 antagonist peptide. tcY-NH2 TFA inhibits thrombin- and AY-NH2-induced platelet aggregation and endostatin release, and can be used in the research of inflammation, immunology.
  • HY-19973
    ML354
    Antagonist 98.80%
    ML354 is a selective PAR4 antagonist with an IC50 of 140 nM.
  • HY-150790
    BMS-986141
    Antagonist 98.86%
    BMS-98614 is an orally active, selective thrombin receptor protease-activated receptor-4 (PAR-4) antagonist with an IC50 value of 0.4 nM. BMS-98614 has excellent antithrombotic effect.
  • HY-P5359
    FLLRN
    Antagonist 99.06%
    FLLRN is a biological active peptide. (PAR1-specific antagonist peptide)
  • HY-P5875A
    P4pal10 TFA
    Antagonist 98.25%
    P4pal10 TFA is the TFA salt form of P4pal10 (HY-P5875). P4pal10 TFA is an antagonist for protease-activated receptor 4 (PAR4). P4pal10 TFA inhibits the platelet aggregation, inhibits tissue factor (TF)-induced thrombin generation, and exhibits anticoagulant and antithrombotic activities. P4pal10 TFA reduces the oedema and the granulocyte infiltration induced by Carrageenan (HY-125474). P4pal10 TFA ameliorates the injury in rats myocardial ischemia/reperfusion (I/R) models.
  • HY-159632
    PAR4 antagonist 6
    Antagonist 99.35%
    PAR4 antagonist 6 (Compound 12) is a PAR4 antagonist, with IC50 values of 134 and 401 nM for hPAR4 (PAC1) and mPAR4 (PAC1), respectively.
  • HY-124061
    GB83
    Antagonist 99.80%
    GB83 is a potent PAR2 antagonist. GB83 reverses neutrophil elastase‐induced synovitis and pain. GB83 blocks the effect of MET-1 supernatant on NG neurons.