PARP

Inhibitory Selectivity

Isoform-specific Inhibitors

PARP Products

New PARP Products
Catalog No. Information Product Use Citations Product Validations
S1180

XAV-939

XAV-939 (NVP-XAV939) selectively inhibits Wnt/β-catenin-mediated transcription through tankyrase1/2 inhibition with IC50 of 11 nM/4 nM in cell-free assays, regulates axin levels and does not affect CRE, NF-κB or TGF-β.

S2178

AG-14361

AG14361 is a potent inhibitor of PARP1 with Ki of <5 nM in a cell-free assay. It is at least 1000-fold more potent than the benzamides.

S1132

3-Aminobenzamide

3-Aminobenzamide (3-ABA , 3-Amino Benzamide, 3-AB) is a potent inhibitor of Poly(ADP-ribose)polymerase (PARP) and inhibits cell apoptosis after SCI (Spinal Cord Injury) in caspase-independent way.

S2197

A-966492

A-966492 is a novel and potent inhibitor of PARP1 and PARP2 with Ki of 1 nM and 1.5 nM, respectively.

S7300

PJ34 HCl

PJ34 HCl is the hydrochloride salt of PJ34, which is a PARP inhibitor with EC50 of 20 nM and is equally potent to PARP1/2.

S6977New

DR2313

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. 

E2147New

AZD-9574

AZD-9574 is a novel PARP inhibitor which combines PARP1 selectivity, trapping and high CNS penetration in a single molecule.

S9875New

AZD5305

AZD5305 is a highly selective and potent inhibitor of PARP1 with an IC50 of 3 nM in wild-type A549 lung cancer cells. AZD5305 shows no or minimal growth inhibitory effects in other cells (IC50s >10μM).

S8038

UPF 1069

UPF 1069 is a selective PARP2 inhibitor with IC50 of 0.3 μM. It is ~27-fold selective against PARP1.

S7438

ME0328

ME0328 is a potent and selective PARP inhibitor with IC50 of 0.89 μM for PARP3, about 7-fold selectivity over PARP1.

S6899

Licochalcone D

Licochalcone D (Lico D, LCD, LD), a flavonoid isolated from a Chinese medicinal plant Glycyrrhiza inflata, has antioxidant, anti-inflammatory and anti-cancer properties. Licochalcone D inhibit phosphorylation of NF-κB p65 in LPS signaling pathway. Licochalcone D inhibits JAK2, EGFR and Met (c-Met) activities and induces ROS-dependent apoptosis. Licochalcone D also induces caspases activation and poly (ADP-ribose) polymerase (PARP) cleavage.

S6739

MN 64

MN-64 is a potent inhibitor of TNKS1 and TNKS2 with IC50 value of 6 and 72 nM, respectively.

S0913

4',5,7-Trimethoxyflavone

4',5,7-Trimethoxyflavone (5,​7,​4'-​Trimethoxyflavone, TMF) is a flavonoid isolated from Kaempferia parviflora (KP) that induces apoptosis. 4',5,7-Trimethoxyflavone increases sub-G1 phase, DNA fragmentation, annexin-V/PI staining and Bax/Bcl-xL ratio, activates caspase-3 and degrades poly (ADP-ribose) polymerase (PARP) protein.

S4948

Rucaparib

Rucaparib (Rubraca, AG014699, PF01367338) is an inhibitor of PARP with Ki of 1.4 nM for PARP1 in a cell-free assay, also showing binding affinity to eight other PARP domains.

S0732

GeA-69

GeA-69 is a cell-permeable, selective allosteric inhibitor targeting macrodomain 2 (MD2) of poly-adenosine-diphosphate-ribose polymerase 14 (PARP14) with Kd of 860 nM.

S0519

BYK204165

BYK204165 is a potent and selective inhibitor of the poly(ADP-ribose) polymerase (PARP). BYK204165 inhibits cell-free recombinant human PARP-1 (hPARP-1) with pIC50 of 7.35 and pKi of 7.05 and murine PARP-2 (mPARP-2) with pIC50 of 5.38, respectively.

S8993

Atamparib (RBN-2397)

Atamparib (RBN-2397) is a potent, selective and orally active NAD+ competitive inhibitor PARP7 with IC50 of <3 nM and Kd of <0.001 μM. RBN-2397 has the potential for the research of tumor treatment.

S5195

Rucaparib Camsylate

Rucaparib (Rubraca, AG014699, PF01367338) Camsylate is an inhibitor of PARP with Ki of 1.4 nM for PARP1 in a cell-free assay, also showing binding affinity to eight other PARP domains.

S9712

Fluzoparib (SHR-3162)

Fluzoparib (SHR3162, HS10160) is a potent Poly (ADP-ribose) polymerase (PARP) inhibitor that shows anti-tumor activity.

S7239

G007-LK

G007-LK is a potent and selective tankyrase inhibitor with IC50 of 46 nM and 25 nM for TNKS1/2, respectively.

S7238

NVP-TNKS656

NVP-TNKS656 is a highly potent, selective, and orally active tankyrase inhibitor with IC50 of 6 nM for TNKS2, > 300-fold selectivity against PARP1 and PARP2.

S9360

4-Hydroxyquinazoline

4-Hydroxyquinazoline (Quinazolin-4-ol, 4-Quinazolinol) is a PARP inhibitor with a high potency for PARP-1 with IC50 of 9.5 μM.

S7490

WIKI4

WIKI4 is a novel Tankyrase inhibitor with IC50 of 15 nM for TNKS2, and leads to inhibition of Wnt/beta-catenin signaling.

S8992

RBN012759

RBN012759 is a potent and selective inhibitor of PARP14 with IC50 of <3 nM and 5 nM for human catalytic domain and mouse catalytic domain, respectively. RBN012759 contributes to anti-tumor immune response.

S8876

RK-287107

RK-287107 is a novel, potent and selective tankyrase inhibitor with antitumor activity. RK-287107 inhibits tankyrase-1 and tankyrase-2 in vitro with IC50 of 14.3 nM and 10.6 nM.

S6745

JW55

JW55 is a potent and selective inhibitor of the canonical Wnt pathway that functions via inhibition of the PARP domain of tankyrase 1 and tankyrase 2 (TNKS1/2).

S4710

Picolinamide

Picolinamide (2-Pyridinecarboxamide, Picolinoylamide, 2-Carbamoylpyridine) is found to be a strong inhibitor of poly (ADP-ribose) synthetase of nuclei from rat pancreatic islet cells.

S2271

Berberine chloride (NSC 646666)

Berberine chloride (NSC 646666, Natural Yellow 18) is a quaternary ammonium salt from the group of isoquinoline alkaloids. Berberine activates caspase 3 and caspase 8, cleavage of poly ADP-ribose polymerase (PARP) and the release of cytochrome c. Berberine chloride decreases the expression of c-IAP1, Bcl-2 and Bcl-XL. Berberine chloride induces apoptosis with sustained phosphorylation of JNK and p38 MAPK, as well as generation of the ROS. Berberine chloride is a dual topoisomerase I and II inhibitor. Berberine chloride is also a potential autophagy modulator.

S5967

Berberine chloride hydrate

Berberine (Natural Yellow 18) chloride hydrate is a quaternary ammonium salt from the group of isoquinoline alkaloids. Berberine activates caspase 3 and caspase 8, cleavage of poly ADP-ribose polymerase (PARP) and the release of cytochrome c. Berberine chloride decreases the expression of c-IAP1, Bcl-2 and Bcl-XL. Berberine chloride induces apoptosis with sustained phosphorylation of JNK and p38 MAPK, as well as generation of the ROS. Berberine chloride is a dual topoisomerase I and II inhibitor. Berberine chloride is also a potential autophagy modulator.

S6882

HI-TOPK-032

HI-TOPK-032 is a potent and specific inhibitor of TOPK. HI-TOPK-032 also reduces ERK-RSK phosphorylation, regulates of the abundance of p53, cleaved caspase-7, and cleaved PARP, and induces apoptosis in cancer cells.

Catalog No. Information Product Use Citations Product Validations
S1180

XAV-939

XAV-939 (NVP-XAV939) selectively inhibits Wnt/β-catenin-mediated transcription through tankyrase1/2 inhibition with IC50 of 11 nM/4 nM in cell-free assays, regulates axin levels and does not affect CRE, NF-κB or TGF-β.

S2178

AG-14361

AG14361 is a potent inhibitor of PARP1 with Ki of <5 nM in a cell-free assay. It is at least 1000-fold more potent than the benzamides.

S1132

3-Aminobenzamide

3-Aminobenzamide (3-ABA , 3-Amino Benzamide, 3-AB) is a potent inhibitor of Poly(ADP-ribose)polymerase (PARP) and inhibits cell apoptosis after SCI (Spinal Cord Injury) in caspase-independent way.

S2197

A-966492

A-966492 is a novel and potent inhibitor of PARP1 and PARP2 with Ki of 1 nM and 1.5 nM, respectively.

S7300

PJ34 HCl

PJ34 HCl is the hydrochloride salt of PJ34, which is a PARP inhibitor with EC50 of 20 nM and is equally potent to PARP1/2.

S6977New

DR2313

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. 

E2147New

AZD-9574

AZD-9574 is a novel PARP inhibitor which combines PARP1 selectivity, trapping and high CNS penetration in a single molecule.

S9875New

AZD5305

AZD5305 is a highly selective and potent inhibitor of PARP1 with an IC50 of 3 nM in wild-type A549 lung cancer cells. AZD5305 shows no or minimal growth inhibitory effects in other cells (IC50s >10μM).

S8038

UPF 1069

UPF 1069 is a selective PARP2 inhibitor with IC50 of 0.3 μM. It is ~27-fold selective against PARP1.

S7438

ME0328

ME0328 is a potent and selective PARP inhibitor with IC50 of 0.89 μM for PARP3, about 7-fold selectivity over PARP1.

S6899

Licochalcone D

Licochalcone D (Lico D, LCD, LD), a flavonoid isolated from a Chinese medicinal plant Glycyrrhiza inflata, has antioxidant, anti-inflammatory and anti-cancer properties. Licochalcone D inhibit phosphorylation of NF-κB p65 in LPS signaling pathway. Licochalcone D inhibits JAK2, EGFR and Met (c-Met) activities and induces ROS-dependent apoptosis. Licochalcone D also induces caspases activation and poly (ADP-ribose) polymerase (PARP) cleavage.

S6739

MN 64

MN-64 is a potent inhibitor of TNKS1 and TNKS2 with IC50 value of 6 and 72 nM, respectively.

S0913

4',5,7-Trimethoxyflavone

4',5,7-Trimethoxyflavone (5,​7,​4'-​Trimethoxyflavone, TMF) is a flavonoid isolated from Kaempferia parviflora (KP) that induces apoptosis. 4',5,7-Trimethoxyflavone increases sub-G1 phase, DNA fragmentation, annexin-V/PI staining and Bax/Bcl-xL ratio, activates caspase-3 and degrades poly (ADP-ribose) polymerase (PARP) protein.

S4948

Rucaparib

Rucaparib (Rubraca, AG014699, PF01367338) is an inhibitor of PARP with Ki of 1.4 nM for PARP1 in a cell-free assay, also showing binding affinity to eight other PARP domains.

S0732

GeA-69

GeA-69 is a cell-permeable, selective allosteric inhibitor targeting macrodomain 2 (MD2) of poly-adenosine-diphosphate-ribose polymerase 14 (PARP14) with Kd of 860 nM.

S0519

BYK204165

BYK204165 is a potent and selective inhibitor of the poly(ADP-ribose) polymerase (PARP). BYK204165 inhibits cell-free recombinant human PARP-1 (hPARP-1) with pIC50 of 7.35 and pKi of 7.05 and murine PARP-2 (mPARP-2) with pIC50 of 5.38, respectively.

S8993

Atamparib (RBN-2397)

Atamparib (RBN-2397) is a potent, selective and orally active NAD+ competitive inhibitor PARP7 with IC50 of <3 nM and Kd of <0.001 μM. RBN-2397 has the potential for the research of tumor treatment.

S5195

Rucaparib Camsylate

Rucaparib (Rubraca, AG014699, PF01367338) Camsylate is an inhibitor of PARP with Ki of 1.4 nM for PARP1 in a cell-free assay, also showing binding affinity to eight other PARP domains.

S9712

Fluzoparib (SHR-3162)

Fluzoparib (SHR3162, HS10160) is a potent Poly (ADP-ribose) polymerase (PARP) inhibitor that shows anti-tumor activity.

S7239

G007-LK

G007-LK is a potent and selective tankyrase inhibitor with IC50 of 46 nM and 25 nM for TNKS1/2, respectively.

S7238

NVP-TNKS656

NVP-TNKS656 is a highly potent, selective, and orally active tankyrase inhibitor with IC50 of 6 nM for TNKS2, > 300-fold selectivity against PARP1 and PARP2.

S9360

4-Hydroxyquinazoline

4-Hydroxyquinazoline (Quinazolin-4-ol, 4-Quinazolinol) is a PARP inhibitor with a high potency for PARP-1 with IC50 of 9.5 μM.

S7490

WIKI4

WIKI4 is a novel Tankyrase inhibitor with IC50 of 15 nM for TNKS2, and leads to inhibition of Wnt/beta-catenin signaling.

S8992

RBN012759

RBN012759 is a potent and selective inhibitor of PARP14 with IC50 of <3 nM and 5 nM for human catalytic domain and mouse catalytic domain, respectively. RBN012759 contributes to anti-tumor immune response.

S8876

RK-287107

RK-287107 is a novel, potent and selective tankyrase inhibitor with antitumor activity. RK-287107 inhibits tankyrase-1 and tankyrase-2 in vitro with IC50 of 14.3 nM and 10.6 nM.

S6745

JW55

JW55 is a potent and selective inhibitor of the canonical Wnt pathway that functions via inhibition of the PARP domain of tankyrase 1 and tankyrase 2 (TNKS1/2).

S4710

Picolinamide

Picolinamide (2-Pyridinecarboxamide, Picolinoylamide, 2-Carbamoylpyridine) is found to be a strong inhibitor of poly (ADP-ribose) synthetase of nuclei from rat pancreatic islet cells.

Catalog No. Information Product Use Citations Product Validations
S2271

Berberine chloride (NSC 646666)

Berberine chloride (NSC 646666, Natural Yellow 18) is a quaternary ammonium salt from the group of isoquinoline alkaloids. Berberine activates caspase 3 and caspase 8, cleavage of poly ADP-ribose polymerase (PARP) and the release of cytochrome c. Berberine chloride decreases the expression of c-IAP1, Bcl-2 and Bcl-XL. Berberine chloride induces apoptosis with sustained phosphorylation of JNK and p38 MAPK, as well as generation of the ROS. Berberine chloride is a dual topoisomerase I and II inhibitor. Berberine chloride is also a potential autophagy modulator.

S5967

Berberine chloride hydrate

Berberine (Natural Yellow 18) chloride hydrate is a quaternary ammonium salt from the group of isoquinoline alkaloids. Berberine activates caspase 3 and caspase 8, cleavage of poly ADP-ribose polymerase (PARP) and the release of cytochrome c. Berberine chloride decreases the expression of c-IAP1, Bcl-2 and Bcl-XL. Berberine chloride induces apoptosis with sustained phosphorylation of JNK and p38 MAPK, as well as generation of the ROS. Berberine chloride is a dual topoisomerase I and II inhibitor. Berberine chloride is also a potential autophagy modulator.

S6882

HI-TOPK-032

HI-TOPK-032 is a potent and specific inhibitor of TOPK. HI-TOPK-032 also reduces ERK-RSK phosphorylation, regulates of the abundance of p53, cleaved caspase-7, and cleaved PARP, and induces apoptosis in cancer cells.