USP30Inh-1 is a potent, selective small molecule USP30 inhibitor with IC50 of 15-30 nM (inhibition of USP30-mediated cleavage of Ub-Rho110).USP30Inh-1 is anticipated to form a covalent linkage with the catalytic cysteine within the USP30 active site.USP30Inh-1 demonstrated good selectivity against >40 known DUB enzymes at 1 uM. USP30Inh-1 (1-10 uM) enhances mitoKeima signal in SHSY5Y cell, increases p-Ser65-Ub in dopaminergic neurones and astrocytes, as well as in Parkin heterozygote fibroblasts.

USP5 inhibitor 64 is a selective chemical probe (inhibitor) against USP5 deubiquitinase, binds to the USP5 ZnF-UBD (zinc-finger ubiquitin binding domain) with KD of 2.8 uM.USP5 inhibitor 64 is selective over nine proteins containing structurally similar ZnF-UBD domains.USP5 inhibitor 64 inhibits the USP5 catalytic cleavage of a di-ubiquitin substrate in an in vitro assay.

USP7-866 is a novel potent selective inhibitor of USP7 with IC50 of 0.18 nM; USP7-866 inhibited the growth of p53-mutant small cell lung cancer cell line H526 at a CC50 of 42 nM.

FT709 is a potent and selective USP9X inhibitor, an IC50 of 82 nM. USP9X has been linked with centrosome function, chromosome alignment during mitosis, EGF receptor degradation, chemo-sensitization, and circadian rhythms.

Iu1-248, a derivative of IU1, is a potent and selective ubiquitin specific peptidase 14 (USP14) inhibitor with an IC50 of 0.83 μM.

8RK64 is a covalent UCHL1 inhibitor (IC50: 0.32 μM).

Usp22i-S02(USP22-IN-1, compound S02) is a potent inhibitor of ubiquitin specific peptidase 22 (USP22). It showed anticancer activity by suppressing Foxp3 expression in T-regulatory cells.

BAY-728 (NAY728) is a less potent enantiomer and negative control compound of BAY-805.

BK50118-C is a potent small molecule inhibitor of ubiquitin-specific protease-13 (USP13) with IC50 of 0.42 nM.

BML-260 (BML260) is a potent inhibitor of dual-specific phosphatase JSP-1 (JNK Stimulatory Phosphatase-1, DUSP22) and stimulator of uncoupling protein 1 (UCP-1) expression in adipocytes.

C598-0556 is a selective, small molecule inhibitor of USP10, inhibits USP10 comparably to HBX19818 (IC50=10 uM), with no inhibition against USP7 (IC50>100 uM).

C673-0105 is a selective, small molecule inhibitor of USP10, inhibits USP10 comparably to HBX19818 (IC50=10 uM), with no inhibition against USP7 (IC50>100 uM.

CAS-12290-201 is a potent and selective inhibitor of deubiquitinating enzyme (DUB) VCPIP1 with IC50 of 70 nM, covalently and specificly targets the catalytic cysteine of VCPIP1 with little to no activity toward other cellular DUBs.

DC-U4106 is a potent, selective small molecule inhibitor of Ubiquitin-specific protease 8 (USP8) with binding KD value of 4.7 uM, DC-U4106 is selective over USP2 and USP7.

FT206 (FT-206, FT3951206, CRT0511973) is a potent, selectivel inhibitor of USP28 with a remarkable USP28/25 selectivity.

FT385 (FT3967385) is a potent, selective USP30 inhibitor with biochemical IC50 of 1.5 nM.

GK13S is a highly potent, specific and covalent inhibitor of deubiquitinase UCHL1 with IC50 of 87 nM, displays exquisite specificity for UCHL1 over the other UCH family members (IC50>10 uM).

HY041004 is the first small molecule inhibitor of deubiquitinase Josephin Domain-containing protein 2 (JOSD2) with IC50 of 0.26 uM for JOSD2 catalytic activity inhibition.

I-138 (I 138) is a potent, specific small molecule USP1-UAF1 inhibitor with IC50 of 4.1 nM, binds to USP1-UAF1 at an allosteric pocket synergistically with ubiquitin.

IMP-2373 is a highly targeted cyanopyrrolidine (CNPy) probe for pan-DUB to monitor DUB activity in physiologically relevant live cells.

IU1-206 is a IU1 derivative with more potent activity against USP14, 10-fold more potent than IU1 and is comparable to the IU1-47.

IU2-6 is a small molecule USP14 inhibitor, shows 74% inhibition at 8 uM.