N-Myristoyl-Lys-Arg-Thr-Leu-Arg is a protein kinase C (PKC) inhibitor with an IC50 value of 75 μM. N-Myristoyl-Lys-Arg-Thr-Leu-Arg inhibits IL-2 receptor induction and IL-2 production in the human leukemic cell line Jurkat[1].
Ingenol 3,20-dibenzoate is a potent protein kinase C (PKC) isoform-selective agonist. Ingenol 3,20-dibenzoate induces selective translocation of nPKC-delta, -epsilon, and -theta and PKC-mu from the cytosolic fraction to the particulate fraction and induces morphologically typical apoptosis through de novo synthesis of macromolecules. Ingenol 3,20-dibenzoate increases the IFN-γ production and degranulation by NK cells, especially when NK cells are stimulated by NSCLC cells[1][2].
Bryostatin 3, a macrocyclic lactone, is a protein kinase C activator, with a Ki of 2.75 nM. Bryostatin 3 can block 12-O-tetradecanoylphorbol-13-acetate (TPA) inhibition of cell proliferation, yet did not block TPA-enhanced cell-substratum adhesion[1][2].
Rottlerin is a specific PKC inhibitor, with IC50 values for PKCδ of 3-6 μM, PKCα,β,γ of 30-42 μM, PKCε,η,ζ of 80-100 μM.
DCPLA-ME, the methyl ester form of DCPLA, is a potent PKCε activator for use in the treatment of neurodegenerative diseases[1].
KT5823, a selective the cGMP-dependent protein kinase (PKG) inhibitor with an Ki value of 0.23 μM, it also inhibits PKA and PKC with Ki values of 10 μM and 4 μM, respectively[1]. KT5823 is a staurosporine-related protein kinase inhibitor, increases thyroid-stimulating hormone-induced (Na+/I- symporter) NIS expression, and iodide uptake in thyroid cells[2]. KT5823 arrests cells after the G0/G1 boundary and causes increases in the levels of apoptotic DNA fragmentation[3].
ALK5-IN-32 (compound EX-09) is a selective ALK-5 inhibitor (10 nM
7-Oxostaurosporine is a potent protein kinase C (PKC) inhibitor that effectively inhibits tumor growth by inducing apoptosis and inhibiting the nuclear factor (NF)-κB/p-p65 pathway[1][2].
[Ala9,10, Lys11,12] Glycogen Synthase (1-12) is a selective substrate for phosphorylation by protein kinase C (PKC). [Ala9,10, Lys11,12] Glycogen Synthase (1-12) can be used to determine the activity of protein kinase C[1].
ζ-Stat trisodium (NSC37044 trisodium) is a specific and atypical PKC-ζ inhibitor, with an IC50 of 5 μM. ζ-Stat trisodium can reduce melanoma cell lines proliferation and induce apoptosis, and has antitumor activity in vitro[1][2].
Thiazovivin is a potent ROCK inhibitor, which can protect human embryonic stem cells.
Protein kinase C substrate is a substrate of Protein kinase C, can be used to detect protein. Protein kinase C is a key regulatory element in signal transduction and exerts its effects by catalysing specific substrate phosphorylation[1].
Rhodblock 6 is a Rho kinase (ROCK) inhibitor that inhibits phospho-MRLC (myosin regulatory light chain) localization[1].
CAY10746 is a selective Rho kinase (ROCK) inhibitor. CAY10746 has inhibitory activity for ROCK I, ROCK II with IC50 values of 0.014 μM and 0.003 μM, respectively. CAY10746 can be used for the research of diabetic retinopathy (DR)[1].
CMPD101, is a novel membrane-permeable, small-molecule inhibitor of both GRK2 and GRK3 with IC50s of 18 nM and 5.4 nM. CMPD101 also inhibits ROCK-2 and PKCα (IC50s=1.4 μM and 8.1 μM, respectively)[1].
PS315, a derivative of PS48 (HY-15967), is an allosteric PKC inhibitor by binding to the PIF-pocket of aPKC and inducing a displacement of the active site residue Lys111. PS315 inhibits the full-length and catalytic domain constructs of PKCζ (IC50=10 μM) and PKCη (IC50=30 μM). PS315 has anti-cancer activity[1].
Narciclasine is a plant growth modulator. Narciclasine modulates the Rho/Rho kinase/LIM kinase/cofilin signaling pathway, greatly increasing GTPase RhoA activity as well as inducing actin stress fiber formation in a RhoA-dependent manner.
BJE6-106 (B106) is a potent, selective 3rd generation PKCδ inhibitor with an IC50 of 0.05 μM and targets selectivity over classical PKC isozyme PKCα (IC50=50 μM). BJE6-106 (B106) induces caspase-dependent apoptosis. BJE6-106 (B106) possesses tumor-specific effect.
Hydrochlorothiazid-13C,d2 is the 13C- and deuterium labeled. Hydrochlorothiazide (HCTZ), an orally active diuretic drug of the thiazide class, inhibits transforming TGF-β/Smad signaling pathway. Hydrochlorothiazide has direct vascular relaxant effects via opening of the calcium-activated potassium (KCA) channel. Hydrochlorothiazide improves cardiac function, reduces fibrosis and has antihypertensive effect[1][2][3].
Y-33075 hydrochloride (Y-39983) is a selective ROCK inhibitor derived from Y-27632, and is more potent than Y-27632, with an IC50 of 3.6 nM.
Bisindolylmaleimide X hydrochloride (BIM-X hydrochloride) is a potent protein kinase C (PKC) inhibitor[1].
Asiaticoside, a trisaccaride triterpene from Centella asiatica, suppresses TGF-β/Smad signaling through inducing Smad7 and inhibiting TGF-βRI and TGF-βRII in keloid fibroblasts; Asiaticoside shows antioxidant, anti-inflammatory, and anti-ulcer properties.
N-myristoyl-RKRTLRRL inhibits binding of PKC substrates. N-myristoyl-RKRTLRRL inhibits Ca2+- and phosphatidylserine (PS)-dependent histone phosphorylation with IC50 of 5 μM.? histone phosphorylation with IC50 of 80 μM[1][2].
Hu7691 is an orally active, selective Akt inhibitor with IC50s of 4.0 nM, 97.5 nM, 28 nM for Akt1, Akt2 and Akt3, respectively. Hu7691 inhibits tumor growth and enables decrease of cutaneous toxicity in mice[1].
Protein Kinase C (530-558), a peptide fragment of protein kinase C (PKC), is a potent PKC activator. Protein Kinase C (530-558) significantly inhibits osteoclastic bone resorption[1].
LX7101 is a potent inhibitor of LIMK and ROCK2 with IC50 values of 24, 1.6 and 10 nM for LIMK1, LIMK2 and ROCK2, respectively; also inhibits PKA with an IC50 less than 1 nM.
PKCε (85-92) is a biological active peptide. (This peptide is the e-PKC specific activator, it also activates MARCKS phosphorylation in wild type cells, and has no effect on MARCKS phosphorylation in the cells derived from knockout mice.)
A non-immunosuppressive FTY720 analogue, PKCδ activator with higher antiproliferative potency with IC50 of 2.4, 2.4, and 3.5 uM in Huh7, Hep3B, and PLC5 cells, respectively; exhibited higher in vitro antiproliferative efficacy relative to FTY720 against HCC cells without cytotoxicity in normal hepatocytes, although devoid of S1P1 receptor activity; induces caspase-dependent apoptosis through ROS-dependent PKCδ activation in HCC tumor cells.
Enzastaurin is a potent and selective PKCβ inhibitor with an IC50 of 6 nM, showing 6- to 20-fold selectivity over PKCα, PKCγ and PKCε.
Spisulosine (ES-285) is an antiproliferative (antitumoral) compound of marine origin. Spisulosine inhibits the growth of the prostate PC-3 and LNCaP cells through intracellular ceramide accumulation and PKCζ activation[1].