EB-47, a potent and selective PARP-1/ARTD-1 inhibitor with an IC50 value of 45 nM, shows modest potency against ARTD5 with an IC50 value of 410 nM. EB-47 mimics the substrate NAD+ and extends from the nicotinamide to the adenosine subsite[1].
Rucaparib (AG014699) acetate is an orally active, potent inhibitor of PARP proteins (PARP-1, PARP-2 and PARP-3) with a Ki of 1.4 nM for PARP1. Rucaparib acetate is a modest hexose-6-phosphate dehydrogenase (H6PD) inhibitor. Rucaparib acetate has the potential for castration-resistant prostate cancer (CRPC) research[1][2][3][4].
Niraparib (MK-4827) is a highly potent PARP1 and PARP2 inhibitor with IC50s of 3.8 and 2.1 nM, respectively.
E7016 (GPI 21016) is an orally available PARP inhibitor. E7016 can enhance tumor cell radiosensitivity in vitro and in vivo through the inhibition of DNA repair. E7016 acts as a potential anticancer agent[1][2].
TNKS-2-IN-2 is a potent and selective inhibitor of TNKS2 with an IC50 of 22 nM[1].
DR2313 is a potent, selective, competitive and brain-penetrant inhibitor of poly(ADP-ribose) polymerase (PARP), with IC50s of 0.20 μM and 0.24 μM for PARP-1 and PARP-2, respectively. DR2313 exhibits neuroprotective effects on ischemic injuries in vitro and in vivo[1][2].
Rucaparib (AG014699) tartrate is an orally active, potent inhibitor of PARP proteins (PARP-1, PARP-2 and PARP-3) with a Ki of 1.4 nM for PARP1. Rucaparib tartrate is a modest hexose-6-phosphate dehydrogenase (H6PD) inhibitor. Rucaparib tartrate has the potential for castration-resistant prostate cancer (CRPC) research[1][2][3][4].
Venadaparib (IDX-1197) hydrochloride is a potent and selective PARP inhibitor with anticancer activities. Venadaparib hydrochloride can be used for solid tumors research[1][2].
KX-01-191, a Boronic Ester Precursor, is a potent PARP inhibitor[1].
NMS-P515 is a potent and stereospecific PARP-1 inhibitor, with an IC50 of 27 nM in hela cells. Anti-tumor activity[1].
OM-153 is a potent tankyrase inhibitor with IC50s of 13 and 2 nM for tankyrase 1 and tankyrase 2, respectively. OM-153 shows inhibition of WNT/β-catenin signaling and proliferation in COLO 320DM[1].
PARP-1-IN-2 (compound 11g) is a potent and BBB-penetrated PARP1 inhibitor, with an IC50 of 149 nM. PARP1-IN-2 shows significantly potent anti-proliferative activity against Human lung adenocarcinoma epithelial cell line A549. PARP1-IN-2 can induce A549 cells apoptosis[1].
Simmiparib is a novel potent, orally active PARP1/2 inhibitor with IC50 of 1.75/0.22 nM, inhibits PARP1 >90-fold more potently than the other PARPs (PARP3, TNKS1, TNKS2); selectively induces the accumulation of DNA double-strand breaks, G2/M arrest and apoptosis in homologous recombination repair (HR)-deficient cells; potentiates the proliferative inhibition of several conventional anticancer drugs, reduces the poly(ADP-ribose) formation in HR-deficient cancer cells and xenografts; exhibits 10-fold greater growth inhibition than olaparib against HR-deficient human cancer cell- or tissue-derived xenografts in nude mice. Solid Tumors Phase 1 Clinical
OM-1700 is a potent tankyrase inhibitor with IC50s of 127 and 14 nM for tankyrase 1 and tankyrase 2, respectively. OM-1700 reduces cell growth in the colon cancer cell line COLO 320DM (GI50=650 nM)[1].
5-AIQ (5-Aminoisoquinolin-1-one) is a water-soluble PARP-1 inhibitor. 5-AIQ is an important functional group in various drugs. 5-AIQ reduces the tissue injury associated with ischemia-reperfusion of the liver, it can be used for the research of the therapy conditions associated with ischemia-reperfusion of the liver[1][2].
OUL245 is a 7-Hydroxy derivative, and a selectively PARP2 inhibitor (IC50=44 nM). OUL245 also inhibits other PARP and TNKS enzymes with IC50s of 2.9-8.8 μM[1].
Talazoparib (BMN-673) is a highly potent PARP1/2 inhibitor with Kis of 1.2 nM and 0.87 nM, respectively.
Pamiparib is a PARP inhibitor which can be used for the treatment of various cancers including the solid tumor, extracted from patent WO 2013097225 A1.
ART-IN-1 (compound 7) is a selective PARP inhibitor with IC50s of 19, 22, 2.4, >100, 1.1 µM for PARP2, TNKS2, PARP10, PARP14, PARP15, respectively[1].
PARPi-FL is a small molecule and fluorescent inhibitor of PARP1. PARPi-FL is a highly selective probe and can be used as an imaging agent to detect glioblastomas in vivo[1].
Dehydrocorydaline (13-Methylpalmatine) is an alkaloid isolated from traditional Chinese herb Corydalis yanhusuo W.T. Wang. Dehydrocorydaline regulates protein expression of Bax, Bcl-2; activates caspase-7, caspase-8, and inactivates PARP.
Antitumor agent-104 (Compound 9) is an antitumor agent by inhibiting DNA damage repair in tumors. Antitumor agent-104 inhibits PARP1 enzymatic activity and the PAR protein level. Antitumor agent-104 also inhibits the expression of CDK12[1].
XAV-939 is a tankyrase (TNKS) inhibitor and an indirect inhibitor of Wnt/β-catenin signaling, with IC50s of 5 and 2 nM for TNKS1 and TNKS2, respectively.
CEP-8983 is a PARP-1 and PARP-2 inhibitor (IC50: 20 and 6 nM). CEP-8983 is an effective chemosensitizing agent, and can sensitize chemotherapy-resistant cell lines and subcutaneous xenografts to Temozolomide (HY-17364) and Camptothecin (HY-16560)[1].
3',4'-Dimethoxyflavone is a lipophilic flavone, can be isolated from the leaves of Primula veris. 3',4'-Dimethoxyflavone can reduce the synthesis and accumulation of PARP and protect cortical neurones against cell death induced by Parthanatos. 3',4'-Dimethoxyflavone is also an aryl hydrocarbon receptor antagonist in human breast cancer cells. 3',4'-Dimethoxyflavone can promote the proliferation of human hematopoietic stem cells. 3',4'-Dimethoxyflavone has various biological activities, including antioxidant, anti-cancer, anti-inflammatory, anti-atherogenic, hypolipidaemic, and neuroprotective or neurotrophic effects[1][2][3][4].
PARP7-IN-16 (compound 36) is a potent, selective and orally active inhibitor of PARP-1/2/7, with IC50s of 0.94, 0.87 and 0.21 nM, respectively. PARP7-IN-16 can be used for the research of breast cancer and prostate cancer[1].
KCL-440 is a CNS-penetrated PARP inhibitor, with an IC50 of 68 nM. KCL-440 has strong inhibition of PARP-1[1][2].
NU1025 is a potent PARP inhibitor with an IC50 of 400 nM and a Ki of 48 nM. NU1025 potentiates the cytotoxicity of ionizing radiation and anticancer drugs. NU1025 has anti-cancer and neuroprotective activity[1][2][3].
BRCA1-IN-2 (compound 15) is a cell-permeable protein-protein interaction (PPI) inhibitor for BRCA1 with an IC50 of 0.31 μM and a Kd of 0.3 μM, which shows antitumor activities via the disruption of BRCA1 (BRCT)2/protein interactions[1].