SCH-42354 is a potent, orally active neutral endopeptidase (NEP) inhibitor, is the pharmacologically active form of the prodrug SCH-42495. SCH-42354 inhibits the hydrolysis of NEP to enhance the activity of atrial natriuretic peptide (ANP). SCH-42354 inhibits hydrolysis of leu-enkephalin and ANF with IC50 values of 8.3 nM and 10.0 nM, respectively. SCH-42354 has antihypertensive activity[1][2].
Ro 15-2041 is a selective platelet phosphodiesterase inhibitor with antithrombotic properties.
Sophoflavescenol is a prenylated flavonol, which shows great inhibitory activity with IC50 of 0.013 μM against Phosphodiesterase 5 (PDE5), and also inhibits RLAR, HRAR, AGE, BACE1, AChE and BChE with IC50s of 0.30 µM, 0.17 µM, 17.89 µg/mL, 10.98 µM, 8.37 µM and 8.21 µM, respectively.
3-O-Methylquercetin (3-MQ), a main constituent of Rhamnus nakaharai, inhibits total cAMP and cGMP-phosphodiesterase (PDE) of guinea pig trachealis. 3-O-Methylquercetin (3-MQ) exhibits IC50 values of 31.9 μM， 86.9 μM， 18.6 μM and 1.6 μM for PDE1, PDE5, PDE2 and PDE4, respectively[1].
Obtusifoliol is a specific CYP51 inhibitor, Obtusifoliol shows the affinity with Kd values of 1.2 µM and 1.4 µM for Trypanosoma brucei (TB) and human CYP51, respectively[1].
Antitumor agent-87 is a potent antitumor agent. Antitumor agent-87 shows a high affinity for CYP1A1 with a Ki value of 0.23 µM. Antitumor agent-87 shows antiproliferative activity. Antitumor agent-87 induces cell cycle arrest at the G2/M phase. Antitumor agent-87 show antitumoral activity[1].
Disulfamide, an orally active diuretic, is a carbonic anhydrase inhibitor with the IC50 value of 0.07 μM. Disulfamide leads to diuresis by inhibiting carbonic anhydrase and preventing the reabsorption of sodium and bicarbonate in the proximal tubule[1].
Naphthol AS-GR phosphate disodium is substrates for acid and alkaline phosphatases. Naphthol AS-GR phosphate disodium has an intense green fluorescence used in histochemical studies[1].
Thiorphan-d7 is the deuterium labeled Thiorphan[1]. Thiorphan is a selective NEP (neprilysin) inhibitor with an IC50 of 6.9 nM[2].
EWP 815 is a disulfiram analogue, is a potent inhibitor of Ins(1,4)P2 phosphatase and Ins(1,4,5)P3 5-phosphatase. EWP 815 also inhibits enzyme dopamine β-hydroxylase activity[1][2].
TPN729 is a novel potent, selective phosphodiesterase type 5 (PDE5) inhibitor with IC50 of 2.28 nM, shows better selectivity profile 2.5 times higher than sildenafil against PDE6 and 500 times higher than tadalafil against PDE11; selectively inhibits PDE5 and blocks the degradation of cyclic guanosine monophosphate, and is a promising PDE5 inhibitor providing fewer side effects and better compliance.
RPR107393 free base is a selective squalene synthase inhibitor, which inhibits rat liver microsomal squalene synthase with an IC50 of 0.8±0.2 nM.
Asp-AMS, an analogue of aspartyl-adenylate, is an aspartyl-tRNA synthetase inhibitor and also a strong competitive inhibitor of the mitochondrial enzyme.
Lopinavir Metabolite M-1, an active metabolite of Lopinavir, inhibits HIV protease with a Ki of 0.7 pM. Lopinavir Metabolite M-1 has antiviral activities in vitro[1][2].
(S,S)-Z-FA-FMK is a cell-permeable, irreversible cathepsin B inhibitor. (S,S)-Z-FA-FMK blocks LPS-induced production of IL-1α and IL-1β. (S,S)-Z-FA-FMK can be used as a negative control for caspase-1 and caspase-2 inhibitors because it lacks an aspartic acid residue at the P1 position[1][2].
IACS-15414 is a potent and orally bioavailable SHP2 inhibitor with an IC50 value of 122 nM.
DCN1-UBC12-IN-1 is potent and selective DCN1-UBC12 inhibitor with an IC50 of 2.86 nM. Anticardiac fibrotic effect[1].
Displurigen (NSC375009) disrupts human embryonic stem cell pluripotency by targeting HSPA8. Displurigen inhibits ATPase activity of HSP70 (IC50 = 225 μM)[1].
Polyphyllin C (compound 2) is a spirostanol saponin. Polyphyllin C exhibits mild (IC50=36.87 µM) activities against the tyrosinase and moderate (IC50=1.59 µg/mL) antileishmanial activities[1][2].
JNJ-42041935 is a potent, competitive and selective inhibitor of prolyl hydroxylase PHD; inhibits PHD1, PHD2, and PHD3 with pKi values of 7.91±0.04, 7.29 ±0.05, and 7.65±0.09, respectively.
DPP-4/GPR119 modulator 2 (Compound 20i) is a dipeptidyl peptidase IV (DPP-IV) inhibitor and GPR119 agonist with an IC50 of 0.22 µM for DPP-IV and an EC50 of 0.95 µM for GPR119. DPP-4/GPR119 modulator 2 can be used for diabetes research[1].
ent-11α-Hydroxy-15-oxokaur-16-en-19-oic acid is an anti-melanin synthesis tyrosinase inhibitor, which can be isolated from Pteris fern. ent-11α-Hydroxy-15-oxokaur-16-en-19-oic acid regulates the melanogenesis transcription factor microphthalmia-associated transcription factor (MITF). The 11α-OH, 15-oxo and 16-en moieties of ent-11α-Hydroxy-15-oxokaur-16-en-19-oic acid are key fragments that inhibit melanin synthesis. The 19-COOH moiety has been implicated in the inhibition of cytotoxicity associated with 11α-OH KA and related compounds[1].
S18-000003 is a potent orally bioavailable retinoic acid receptor-related orphan receptor-gamma-t (RORγt) inhibitor with an IC50 of 29 nM. S18-000003 inhibits IL-17 production[1].
HIF-2α-IN-6 (117) is a HIF-2α inhibitor[1].
UbcH5c-IN-1 (compound 6d) is a potent and selective small-molecule inhibitor of Ubiquitin-conjugating enzyme UbcH5c, with a Kd of 283 nM for E2 UbcH5c-IN-1 by covalent binding with Cys85. A promising lead compound for the development of new antirheumatoid arthritis (RA) agent[1].
Asperphenamate, a fungal metabolite of Aspergillus flatiipes with anti-cancer effect, exhibits IC50 values of 92.3 μM, 96.5 μM and 97.9 μM in T47D, MDA-MB-231 and HL-60 cells, respectively[1][2].
p-Aminophenylmercuric acetate is an organomercurial activator of matrix metalloproteinases (MMP). P-Aminophenylmercuric acetate participates in the activation and inhibition of MMP-8 by attacking protein sulfhydryl or inducing cysteine switching reaction. p-Aminophenylmercuric acetate promotes the shedding of betacellulin precursor (pro-BTC). p-Aminophenylmercuric acetate influences the binding of agonists and antagonists to the opiate receptor[1][2][3].
A939572 is a potent, and orally bioavailable SCD1 inhibitor with IC50 values of <4 nM and 37 nM for mSCD1 and hSCD1, respectively.
PX-478 is an antitumor inhibitor of hypoxia-inducible factor-1α (HIF-1α).
Mca-Pro-Leu-Ala-Cys(Mob)-Trp-Ala-Arg-Dap(Dnp)-NH2 is a fluorogenic substrate for matrix metalloproteinase-14 (MMP-14).