DUB

Signaling Pathway Map

Research Area

Inhibitory Selectivity

Isoform-specific Inhibitors

DUB Products

Catalog No. Information Product Use Citations Product Validations
S2243

Degrasyn (WP1130)

Degrasyn (WP1130) is a selective deubiquitinase (DUB: USP5, UCH-L1, USP9x, USP14, and UCH37) inhibitor and also suppresses Bcr/Abl, also a JAK2 transducer (without affecting 20S proteasome) and activator of transcription (STAT). Degrasyn (WP1130) induces apoptosis and blocks autophagy.

S2913

BAY 11-7082

BAY 11-7082 (BAY 11-7821) is a NF-κB inhibitor, inhibits TNFα-induced IκBα phosphorylation with IC50 of 10 μM in tumor cells. BAY 11-7082 inhibits ubiquitin-specific protease USP7 and USP21 with IC50 of 0.19 μM and 0.96 μM, respectively. BAY 11-7082 induces apoptosis and S phase arrest in gastric cancer cells.

S7130

PR-619

PR-619 is a non-selective, reversible inhibitor of the deubiquitinylating enzymes (DUBs) with EC50 of 1-20 μM in a cell-free assay. PR-619 activates autophagy.

S7132

P5091 (P005091)

P5091(P005091) is a selective and potent inhibitor of ubiquitin-specific protease 7 (USP7) with EC50 of 4.2 μM and the closely related USP47.

S7134

IU1

IU1 is a cell-permeable, reversible and selective proteasome inhibitor of human USP14 with IC50 of 4.7 μ M, 25-fold selective to IsoT. IU1 induces autophagy.

S6933New

GEN-6776

GNE-6776 is a potent, non-covalent, selective and orally bioavailable inhibitor of USP7 with IC50 of 1.34 μM and 0.61 μM for full length USP7 and USP7 catalytic domain, respectively.

S6878New

GSK2643943A

GSK2643943A is an inhibitor of deubiquitylating enzyme (DUB) with IC50 of 160 nM for USP20/Ub-Rho.

S6877New

EOAI3402143

EOAI3402143 is a dose-dependent inhibitor of Usp9x, Usp24 and Usp5 that increases tumor cell apoptosis, and fully blocks or regresses myeloma tumors in mice.

S0884New

RA-9

RA-9 is a cell-permeable, potent and selective inhibitor of proteasome-associated deubiquitinating enzymes (DUBs) with favorable toxicity profile and anticancer activity. RA-9 selectively induces apoptosis in ovarian cancer cell lines.

S6845New

GRL0617

GRL0617 is a potent, selective and competitive noncovalent inhibitor of severe acute respiratory syndrome (SARS-CoV) papain-like protease (PLPro)/deubiquitinase with IC50 of 0.6 μM and Ki of 0.49 μM. GRL0617 inhibits SARS-CoV viral replication in Vero E6 cells with EC50 of 15 microM and has no associated cytotoxicity.

S4922New

NSC 632839

NSC 632839 is not only a DUB inhibitor, but also a deSUMOylase inhibitor, it inhibits USP2, USP7, and SENP2 with EC50 of 45 μM, 37 μM, and 9.8 μM, respectively.

S0515New

PLpro inhibitor 

PLpro inhibitor (compound 6) is a potent papain-like protease (PLpro)/deubiquitinase (DUBs) inhibitor with IC50 of 2.6 μM and EC50 of 13.1 μM that blocks SARS virus replication.

S0399New

SJB2-043

SJB2-043 is a potent USP1 inhibitor that inhibits the activity of native USP1/UAF1 with IC50 of 544 nM.

S8904New

USP25/28 inhibitor AZ1

AZ1 is a potent and noncompetitive dual Inhibitors of the ubiquitin-specific protease (USP) 25/28 with IC50s of 0.62 μM and 0.7 μM in Ub-RH110 assay,respectively.

S7135

LDN-57444

LDN-57444 is a reversible, competitive proteasome inhibitor for Uch-L1 with IC50 of 0.88 μM, 28-fold selectivity over isoform Uch-L3.

S7140

TCID

TCID is a DUB inhibitor for ubiquitin C-terminal hydrolase L3 with IC50 of 0.6 μM, 125-fold selective to L1.

S7133

P22077

P22077 is an inhibitor of ubiquitin-specific protease USP7 with EC50 of 8.6 μM, also inhibits the closely related USP47.

S4920

b-AP15

b-AP15 (NSC687852) is a deubiquitinases inhibitor for 19S proteasomes activity of Ub-AMC cleavage with IC50 of 2.1 μM.

S7888

Spautin-1

Spautin-1 is a potent and specific autophagy inhibitor, and inhibits the deubiquitinating activity of USP10 and USP13 with IC50 of ∼0.6-0.7 μM. Spautin-1 enhances apoptosis.

S3692

N-Ethylmaleimide (NEM)

N-Ethylmaleimide (NEM) is an organic compound that is derived from maleic acid. It is an irreversible inhibitor of all cysteine peptidases, with alkylation occurring at the active site thiol group. N-Ethylmaleimide (NEM) inactivates endogenous deubiquitinating enzymes (DUBs). N-Ethylmaleimide (NEM) specifically inhibits phosphate transport in mitochondria.

S8288

VLX1570

VLX1570 is a competitive inhibitor of proteasome DUB activity, with an IC50 of ~10 μM in vitro.

S7529

ML323

ML323 displays reversible, nanomolar inhibitory activity and excellent selectivity toward USP1/UAF1 with IC50 of 76 nM.

S6748

ML364

ML364 is a small molecule inhibitor of the deubiquitinase USP2 with an IC50 of 1.1 μM in a biochemical assay using an internally quenched fluorescent di-ubiquitin substrate.

Catalog No. Information Product Use Citations Product Validations
S2243

Degrasyn (WP1130)

Degrasyn (WP1130) is a selective deubiquitinase (DUB: USP5, UCH-L1, USP9x, USP14, and UCH37) inhibitor and also suppresses Bcr/Abl, also a JAK2 transducer (without affecting 20S proteasome) and activator of transcription (STAT). Degrasyn (WP1130) induces apoptosis and blocks autophagy.

S2913

BAY 11-7082

BAY 11-7082 (BAY 11-7821) is a NF-κB inhibitor, inhibits TNFα-induced IκBα phosphorylation with IC50 of 10 μM in tumor cells. BAY 11-7082 inhibits ubiquitin-specific protease USP7 and USP21 with IC50 of 0.19 μM and 0.96 μM, respectively. BAY 11-7082 induces apoptosis and S phase arrest in gastric cancer cells.

S7130

PR-619

PR-619 is a non-selective, reversible inhibitor of the deubiquitinylating enzymes (DUBs) with EC50 of 1-20 μM in a cell-free assay. PR-619 activates autophagy.

S7132

P5091 (P005091)

P5091(P005091) is a selective and potent inhibitor of ubiquitin-specific protease 7 (USP7) with EC50 of 4.2 μM and the closely related USP47.

S7134

IU1

IU1 is a cell-permeable, reversible and selective proteasome inhibitor of human USP14 with IC50 of 4.7 μ M, 25-fold selective to IsoT. IU1 induces autophagy.

S6933New

GEN-6776

GNE-6776 is a potent, non-covalent, selective and orally bioavailable inhibitor of USP7 with IC50 of 1.34 μM and 0.61 μM for full length USP7 and USP7 catalytic domain, respectively.

S6878New

GSK2643943A

GSK2643943A is an inhibitor of deubiquitylating enzyme (DUB) with IC50 of 160 nM for USP20/Ub-Rho.

S6877New

EOAI3402143

EOAI3402143 is a dose-dependent inhibitor of Usp9x, Usp24 and Usp5 that increases tumor cell apoptosis, and fully blocks or regresses myeloma tumors in mice.

S0884New

RA-9

RA-9 is a cell-permeable, potent and selective inhibitor of proteasome-associated deubiquitinating enzymes (DUBs) with favorable toxicity profile and anticancer activity. RA-9 selectively induces apoptosis in ovarian cancer cell lines.

S6845New

GRL0617

GRL0617 is a potent, selective and competitive noncovalent inhibitor of severe acute respiratory syndrome (SARS-CoV) papain-like protease (PLPro)/deubiquitinase with IC50 of 0.6 μM and Ki of 0.49 μM. GRL0617 inhibits SARS-CoV viral replication in Vero E6 cells with EC50 of 15 microM and has no associated cytotoxicity.

S4922New

NSC 632839

NSC 632839 is not only a DUB inhibitor, but also a deSUMOylase inhibitor, it inhibits USP2, USP7, and SENP2 with EC50 of 45 μM, 37 μM, and 9.8 μM, respectively.

S0515New

PLpro inhibitor 

PLpro inhibitor (compound 6) is a potent papain-like protease (PLpro)/deubiquitinase (DUBs) inhibitor with IC50 of 2.6 μM and EC50 of 13.1 μM that blocks SARS virus replication.

S0399New

SJB2-043

SJB2-043 is a potent USP1 inhibitor that inhibits the activity of native USP1/UAF1 with IC50 of 544 nM.

S8904New

USP25/28 inhibitor AZ1

AZ1 is a potent and noncompetitive dual Inhibitors of the ubiquitin-specific protease (USP) 25/28 with IC50s of 0.62 μM and 0.7 μM in Ub-RH110 assay,respectively.

S7135

LDN-57444

LDN-57444 is a reversible, competitive proteasome inhibitor for Uch-L1 with IC50 of 0.88 μM, 28-fold selectivity over isoform Uch-L3.

S7140

TCID

TCID is a DUB inhibitor for ubiquitin C-terminal hydrolase L3 with IC50 of 0.6 μM, 125-fold selective to L1.

S7133

P22077

P22077 is an inhibitor of ubiquitin-specific protease USP7 with EC50 of 8.6 μM, also inhibits the closely related USP47.

S4920

b-AP15

b-AP15 (NSC687852) is a deubiquitinases inhibitor for 19S proteasomes activity of Ub-AMC cleavage with IC50 of 2.1 μM.

S7888

Spautin-1

Spautin-1 is a potent and specific autophagy inhibitor, and inhibits the deubiquitinating activity of USP10 and USP13 with IC50 of ∼0.6-0.7 μM. Spautin-1 enhances apoptosis.

S3692

N-Ethylmaleimide (NEM)

N-Ethylmaleimide (NEM) is an organic compound that is derived from maleic acid. It is an irreversible inhibitor of all cysteine peptidases, with alkylation occurring at the active site thiol group. N-Ethylmaleimide (NEM) inactivates endogenous deubiquitinating enzymes (DUBs). N-Ethylmaleimide (NEM) specifically inhibits phosphate transport in mitochondria.

S8288

VLX1570

VLX1570 is a competitive inhibitor of proteasome DUB activity, with an IC50 of ~10 μM in vitro.

S7529

ML323

ML323 displays reversible, nanomolar inhibitory activity and excellent selectivity toward USP1/UAF1 with IC50 of 76 nM.

S6748

ML364

ML364 is a small molecule inhibitor of the deubiquitinase USP2 with an IC50 of 1.1 μM in a biochemical assay using an internally quenched fluorescent di-ubiquitin substrate.