PKC-IN-4 (compound 7l) is a potent and orally active aPKC inhibitor with an IC50 of 0.52 µM. PKC-IN-4 inhibits TNF-α induced NF-κB activity in vitro. PKC-IN-4 blocks VEGF- and TNFα-induced permeability across the retinal vasculature[1].
Calphostin C is a potent and specific inhibitor of protein kinase C. Calphostin C is an antitumor antibiotic. Calphostin C has 1000 times more inhibitory to protein kinase C with an IC50 of 0.05 μM than other protein kinases. Calphostin C induces apoptosis in some tumor cell lines. Calphostin C has potent cytotoxic activity and antitumor activity[1].
PKC β pseudosubstrate is a selective cell-permeable inhibitor of PKC[1].
HA-100 dihydrochloride is a potent protein kinase inhibitor, with IC50s of 4 μM, 8 μM, 12 μM and 240 μM for cGMP-dependent protein kinase (PKG), cAMP-dependent protein kinase (PKA), protein kinase C (PKC) and MLC-kinase, respectively. HA-100 dihydrochloride also used as a ROCK inhibitor[1][2].
?PKC(85–92),Myristoylated is a cell permeable myristic acid conjugated PKC? peptide activator that enhances NO release in cultured human umbilical vein endothelial cells (HUVECs)[1].
ζ-Stat (NSC37044) is a specific and atypical PKC-ζ inhibitor, with an IC50 of 5 μM. ζ-Stat can reduce melanoma cell lines proliferation and induce apoptosis, and has antitumor activity in vitro[1][2].
Vibsanin A, a protein kinase C (PKC) activator, exhibits anti-proliferative activity against human cancer cell lines. Vibsanin A is also a HSP90 inhibitor[1].
Staurosporine is a potent and non-selective inhibitor of protein kinases with IC50s of 6 nM, 15 nM, 2 nM, and 3 nM for PKC, PKA, c-Fgr, and Phosphorylase kinase respectively.
Epsilon-V1-2 (ε-V1-2), a PKCε-derived peptide, is a selective PKCε inhibitor. Epsilon-V1-2 inhibits the translocationof PKCε, but not α-, β-, and δPKC[1].
Anemonin (Pulsatilla camphor), a selective iNOS inhibitor, is also a PKC-θ inhibitor. Anemonin can significantly inhibit the translation or protein stability of PKC-θ protein. Anemonin also ameliorates dextran sodium sulfate-induced acute ulcerative colitis (UC) in mice. Anemonin can be used in the research of inflammation-related diseases[1][2].
A-3 hydrochloride is a potent, cell-permeable, reversible, ATP-competitive non-selective antagonist of various kinases. It against PKA (Ki=4.3 µM), casein kinase II (Ki=5.1 µM) and myosin light chain kinase (MLCK) (Ki=7.4 µM). A-3 hydrochloride also inhibits PKC and casein kinase I with Ki values of 47 µM and 80 µM, respectively[1].
Go6976 is a Protein Kinase C (PKC) inhibitor, with an IC50 of 20 nM.
Protein Kinase C (19-35) Peptide is the PKC pseudosubstrate inhibitor/region. Protein Kinase C (19-35) Peptide possibly blocks the substrate-binding site in its kinase domain, makes the cytoplasmic form of PKC inactive[1][2].
Vanicoside A is a protein kinase C(PKC) inhibitor from Polygonum pensylvanicum[1].
Bisindolylmaleimide XI hydrochloride (Ro 32-0432) is a potent, selective and orally active PKC inhibitor with IC50s of 9 nM, 28 nM, 31 nM, 37 nM, and 108 nM for PKCα, PKCβI, PKCβII, PKCγ, and PKCε, respectively[1][2].
Roy-Bz is a selecive PKCδ activator. Roy-Bz potently inhibits the proliferation of colon cancer cells by inducing a PKCδ-dependent mitochondrial apoptotic pathway involving caspase-3 activation[1].
HBDDE, a derivative of Ellagic acid, is an isoform-selective PKCα and PKCγ inhibitor with IC50s of 43 μM and 50 μM, respectively. HBDDE shows selective for PKCα/PKCγ over PKCδ, PKCβI and PKCβII isozymes. HBDDE induces neuronal apoptosis[1][2].
R 59-022 (DKGI-I) is a diacylglycerol kinase inhibitor (IC50=2.8 μM). R 59-022 is a 5-HTR antagonist, and activates protein kinase C (PKC). R 59-022 potentiates thrombin-induced diacylglycerol production in platelets and inhibits phosphatidic acid production in neutrophils[1][2][3][4].
RIM-1 is a fluorescent probe for protein kinase C (PKC) that can be used to visualize the distribution of PKC in cells.
SB-218078 is a potent, selective and cell-permeable checkpoint kinase 1 (Chk1) inhibitor that inhibits Chk1 phosphorylation of cdc25C with an IC50 of 15 nM. SB-218078 is less potently inhibits Cdc2 (IC50 of 250 nM) and PKC (IC50 of 1000 nM). SB-218078 causes apoptosis by DNA damage and cell cycle arrest[1][2][3].
ML192 is a selective ligand antagonist of GPR55. ML192 inhibits the β-arrestin trafficking, ERK1/2 phosphorylation and PKCβII translocation[1].
PKCiota-IN-1 (compound 51) is a potent PKCiota (PKC-ι) inhibitor with an IC50 of 2.7 nM. PKCiota-IN-1 also inhibits PKC-α and PKC-ε with IC50s of 45 nM and 450 nM, respectively[1].
Fasudil (HA-1077; AT877) dihydrochloride is a nonspecific RhoA/ROCK inhibitor and also has inhibitory effect on protein kinases, with an Ki of 0.33 μM for ROCK1, IC50s of 0.158 μM and 4.58 μM, 12.30 μM, 1.650 μM for ROCK2 and PKA, PKC, PKG, respectively. Fasudil dihydrochloride is also a potent Ca2+ channel antagonist and vasodilator[1][2][3].
Spisulosine-d3 is deuterium labeled Spisulosine. 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 PKC
CRT0066854 hydrochloride is a potent and selective atypical PKCs inhibitor. CRT0066854 is against full-length (FL) PKCι, PKCζ, and ROCK-II kinases with IC50 values of 132 nM, 639 nM, and 620 nM, respectively[1].
DCP-LA (FR236924), a linoleic acid derivative, selectively and directly activates PKCε[1].
O-Desmethyl Midostaurin (CGP62221; O-Desmethyl PKC412) is the active metabolite of Midostaurin (HY-10230) via cytochrome P450 liver enzyme metabolism. O-Desmethyl Midostaurin can be used as an indicator for Midostaurin metabolism in vivo[1]. Midostaurin is a multi-targeted protein kinase inhibitor with IC50 ranging from 22-500 nM.
β-Amyloid (1-40) is a primary protein in plaques found in the brains of patients with Alzheimer's disease.
TCS 21311 (NIBR3049) is a potent, highly selective JAK3 inhibitor with an IC50 of 8 nM, it displays >100-fold selectivity over JAK1, JAK2 and TYK2. TCS 21311 (NIBR3049) inhibits PKCα, PKCθ, and GSK3β with IC50s of 13, 68, and 3 nM, respectively[1].
Mitoxantrone dihydrochloride is a topoisomerase II inhibitor; also inhibits protein kinase C (PKC) activity with an IC50 of 8.5 μM.