1. Signaling Pathways
  2. Cell Cycle/DNA Damage
    Epigenetics
  3. PARP

PARP

poly ADP ribose polymerase

PARP is a family of proteins involved in a number of cellular processes involving mainly DNA repair and programmed cell death. The PARP family comprises 17 members. They have all very different structures and functions in the cell. PARP1, PARP2, VPARP (PARP4), Tankyrase-1 and -2 (PARP-5a or TNKS, and PARP-5b or TNKS2) have a confirmed PARP activity. Others include PARP3, PARP6, TIPARP (or PARP7), PARP8, PARP9, PARP10, PARP11, PARP12, PARP14, PARP15, and PARP16. PARP is found in the cell’s nucleus. The main role is to detect and signal single-strand DNA breaks (SSB) to the enzymatic machinery involved in the SSB repair.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-173259
    PARP7-IN-23
    Inhibitor
    PARP7-IN-23 (compound 56) is a potent PARP7 inhibitor with an EC50 of 0.915 nM for pSTAT1 in NCI-H1373 cells. PARP7-IN-23 has the potential for cancer research.
    PARP7-IN-23
  • HY-152198
    Tankyrase-IN-4
    Inhibitor
    Tankyrase-IN-4 is a tankyrase 1 (TNKS1) inhibitor with an IC50 value of 0.8 nM. Tankyrase-IN-4 can be used for the research of cancer.
    Tankyrase-IN-4
  • HY-158680
    PARP1-IN-21
    Inhibitor
    PARP1-IN-21 (example 16) is a potent inhibitor of PARP1, with the IC50 of < 10 nM.
    PARP1-IN-21
  • HY-173437
    CW-2
    Degrader
    CW-2 is a PARP1 PROTAC degrader. CW-2 has potent antiproliferative effects against MDA-MB-231 cells (IC50 = 0.72 μM) and CDDP-resistant cells (A549/CDDP: IC50 = 3.52 μM). CW-2 has synergistic antitumor activity and enhanced membrane permeability. CW-2 exerts antitumor effects by inducing DNA damage, impairing DNA repair, and activating mitochondria-dependent apoptosis (Pink: PARP1 ligand (HY-173441); Blue: E3 CRBN ligand (HY-173439); Black: linker (HY-173440)).
    CW-2
  • HY-RS10066
    PARP4 Human Pre-designed siRNA Set A
    Inhibitor

    PARP4 Human Pre-designed siRNA Set A contains three designed siRNAs for PARP4 gene (Human), as well as a negative control, a positive control, and a FAM-labeled negative control.

    PARP4 Human Pre-designed siRNA Set A
    PARP4 Human Pre-designed siRNA Set A
  • HY-147514
    Anticancer agent 64
    Inhibitor
    Anticancer agent 64 (compound 5m) shows cytotoxic activity in CCRF-CEM cells, with IC50 of 2.4 μM. Anticancer agent 64 shows good anticancer activity through apoptosis induction. Anticancer agent 64 induces caspase 3 and 7 activation and PARP cleavage. Anticancer agent 64 induces significant effect of mitochondria depolarization.
    Anticancer agent 64
  • HY-N15380
    4,4′-Secalonic acid D
    Inhibitor
    4,4′-Secalonic acid D (Compound 12) is a PARP1 inhibitor. 4,4′-Secalonic acid D induces the accumulation of ROS and DNA damage, activates the caspase-3/GSDME pathway, and triggers apoptosis and pyroptosis of tumor cells by inhibiting PARP1. 4,4′-Secalonic acid D has anti-tumor activity.
    4,4′-Secalonic acid D
  • HY-162643
    Antitumor agent-169
    Inhibitor
    Antitumor agent-169 (Compound B3) is a dual inhibitor PD-1/PD-L1 interaction and PARP7, with IC50s of 0.426 μM and 2.50 nM. Antitumor agent-169 exhibits an affinity to human PD-L1, with Ki of 20.2 nM. Antitumor agent-169 restores the T cell function, increases IFN-γ secretion. Antitumor agent-169 inhibits cell viability of MDA-MB-231 and Jurkat T, exhibits antitumor efficacy against melanoma in mouse model and good pharmacokinetic characteristics.
    Antitumor agent-169
  • HY-12601
    TNKS 22
    Inhibitor
    TNKS 22 (compound 22) is an orally active and selective tankyrase inhibitor. TNKS 22 inhibits TNKS1 and TNKS2 with IC50s of 0.1 and 4.1 nM, respectively.
    TNKS 22
  • HY-15050
    KCL-440
    Inhibitor
    KCL-440 is a CNS-penetrated PARP inhibitor, with an IC50 of 68 nM. KCL-440 has strong inhibition of PARP-1.
    KCL-440
  • HY-D1188
    PARP7-probe-1
    PARP7-probe-1 is a chemiluminescent labeled PARP7 probe. PARP7-probe-1 is a biotinylated probe binding to the PARP7 active site. PARP7-probe-1 can be used for the research of PARP7 function.
    PARP7-probe-1
  • HY-151624
    PARP-2-IN-2
    Inhibitor
    PARP-2-IN-2 (compound 27) is a PARP 2 inhibitor with an IC50 value of 0.057 μM. PARP-2-IN-2 induces cell cycle arrest and apoptosis of MCF-7 breast cancer cells. PARP-2-IN-2 can be used for the research of cancer.
    PARP-2-IN-2
  • HY-170620
    PROTAC PARP1 degrader-4
    Inhibitor
    PROTAC PARP1 degrader-4 (Compound 180055) is a selective PARP1 PROTAC degrader (DC50 in T47D and MDA-MB-231 cell lines is 180 nM and 240 nM, respectively). PROTAC PARP1 degrader-4 promotes ubiquitination and degradation of PARP1 as well as inhibits PARP1 enzyme activity without a noticeable DNA trapping effect. PROTAC PARP1 degrader-4 inhibits tumors carrying BRCA mutations with a minor impact on the growth of normal cells (Pink: PARP1 ligand (HY-10617A); Blue: E3 ligase VHL ligand (HY-125845); Black: linker (HY-W014787)).
    PROTAC PARP1 degrader-4
  • HY-15276
    4-Aminonaphthalimide
    Inhibitor
    4-Aminonaphthalimide is a potent PARP inhibitor and potentiates the cytotoxicity of γ-radiation in cancer cells.
    4-Aminonaphthalimide
  • HY-162349
    PARP7/HDACs-IN-1
    Inhibitor
    PARP7/HDACs-IN-1 (compound 9l) is a dual-target inhibitor targeting PARP7/HDAC with anti-tumor activity. PARP7/HDACs-IN-1 inhibits different subtypes of PARPs and HDACs with IC50s of 83.3 nM (PARP1), 3.1 nM (PARP7), 35 nM (HDAC1), 30.3 nM (HDAC2), 35.4 nM (HDAC3), and 6.4 nM respectively. (HDAC6). br/.
    PARP7/HDACs-IN-1
  • HY-171543
    PARP1-IN-37
    Inhibitor
    PARP1-IN-37 (Compound 8) is an orally active and selective poly(ADP-ribose) polymerase 1 and 2 (PARP1/2) inhibitor with an IC50 value of 24 nM for PARP1. PARP1-IN-37 inhibits PARP activity in cells with an EC50 value of 3.7 μM. PARP1-IN-37 is promising for research of BRCA-mutated tumors, such as breast and ovarian cancers.
    PARP1-IN-37
  • HY-152197
    Tankyrase-IN-3
    Inhibitor
    Tankyrase-IN-3 is a tankyrase 1 (TNKS1) inhibitor with an IC50 value of 22 nM. Tankyrase-IN-3 can be used for the research of cancer.
    Tankyrase-IN-3
  • HY-158334
    NDs-IN-1
    Inhibitor
    (Neurodegenerative diseases) NDs-IN-1 (Compound 3g) inhibits the activities of key enzymes such as hBACE-1, hAChE and hMAO-B. NDs-IN-1 is a novel non-covalent multi-target inhibitor. NDs-IN-1 is mainly used in the study of neurodegenerative diseases.
    NDs-IN-1
  • HY-161850
    ULK1-IN-3
    Agonist
    ULK1-IN-3 (Compound 8) is a novel chromone-based as a potential inhibitor of ULK1. ULK1-IN-3 inhibits cell cycle, autophagy and induces apoptosis, oxidative stress in colon cancer cell lines.
    ULK1-IN-3
  • HY-123230R
    Trifloxystrobin (Standard)
    Trifloxystrobin (Standard) is the analytical standard of Trifloxystrobin. This product is intended for research and analytical applications. Trifloxystrobin (CGA 279202) is a type of fungicide. Trifloxystrobin has toxicity, antiparasitic activity and induce apoptosis, oxidative stress and DNA damage. Trifloxystrobin can be used for the reaesrch of fungal diseases.
    Trifloxystrobin (Standard)
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