Hispidin, a PKC inhibitor and a phenolic compound from Phellinus linteus, has been shown to possess strong anti-oxidant, anti-cancer, anti-diabetic, and anti-dementia properties[1].
Pep2m, myristoylated (Myr-Pep2m) is a cell-permeable peptide. Pep2m, myristoylated can disrupt the protein kinase ζ (PKMζ) downstream targets, N-ethylmaleimide-sensitive factor/glutamate receptor subunit 2 (NSF/GluR2) interactions. PKMζ is an autonomously active isozyme of protein kinase C (PKC)[1][2].
Mezerein is a PKC activator that exhibits antileukemic properties. Mezerein inhibits the growth of yeast expressing PKC alpha (IC50=1190 nM), PKC beta1 (IC50=908 nM), and PKC delta (IC50=141 nM) but not of yeast expressing PKC[1][2].
Bisindolylmaleimide IV (Arcyriarubin A) is a potent protein kinase C (PKC) inhibitor, with IC50s ranging from 0.1 to 0.55 μM. Bisindolylmaleimide IV also inhibits PKA (IC50=3.1-11.8μM)[1]. Bisindolylmaleimide IV is a potent, selective inhibitor of human cytomegalovirus (HCMV) replication in cell culture with an IC50 of 0.2 μM[2].
PKCiota-IN-2 is a potent PKCiota (PKC-ι) inhibitor with an IC50 of 2.8 nM. PKCiota-IN-2 also inhibits PKC-α and PKC-ε with IC50s of 71 nM and 350 nM, respectively[1].
PKCη pseudosubstrate inhibitor,myristoylated is cell permeable and can be used to study the mechanism of action of PKCη[1].
CC-90005 is a potent, selective and orally active inhibitor of protein kinase C-θ (PKC-θ), with an IC50 of 8 nM. CC-90005 shows selectivity for PKC-θ over PKC-δ (IC50=4440 nM). CC-90005 can inhibit T cell activation by IL-2 expression[1].
Phorbol 12,13-dibutyrate (Phorbol dibutyrate) is a PKC activator and a potent skin tumor promoter[1][2].
(Rac)-Anemonin ((Rac)-Pulsatilla camphor) is the diastereoisomer of Anemonin (HY-N0278). 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].
PKCβII Peptide Inhibitor I is a PKCβII inhibitor. PKCβII Peptide Inhibitor I shows cardioprotective effects in rat cardiac Ischemia/reperfusion injury model. PKCβII Peptide Inhibitor I also prevents vascular endothelial dysfunction[1].
Phosphate acceptor peptide is a substrate for cAMP-dependent protein kinase (PKA). phosphate acceptor peptide is also a weak PKC inhibitor[1].
AR-13503 a ROCK/PKC inhibitor, inhibiting angiogenesis and enhancing retinal pigment epithelium (RPE) permeability. AR-13503 also inhibits the formation of aberrant neovascularization (NV) in oxygen-induced retinopathy (OIR) model in mice[1][2].
PKC-IN-5 (compound H-7) is a potent PKC (protein kinase C) inhibitor. At 100 μM, PKC-IN-5 completely inhibits both TPA (skin tumour promoter, 12-O-tetradecanoylphorbol-13-acetate) and phospholipase C-induced ODC (ornithine decarboxylase)[1].
Ruboxistaurin-d6 (LY333531-d6) hydrochloride is the deuterium labeled Ruboxistaurin hydrochloride. Ruboxistaurin (LY333531) hydrochloride is an orally active, selective PKC beta inhibitor (Ki=2 nM). Ruboxistaurin hydrochloride exhibits ATP dependent competitive inhibition of PKC beta I with an IC50 of 4.7 nM. Ruboxistaurin hydrochloride inhibits PKC beta II with an IC50 of 5.9 nM[1][2].
Ruboxistaurin (LY333531) mesylate is an orally active, selective and ATP competitive PKCβ inhibitor with IC50 values of 4.7 and 5.9 nM for PKCβI and PKCβII, respectively. Ruboxistaurin mesylate can be used for the research of eye disorders, heart failure and diabetes[1][2][3][4].
PKCβ inhibitor 1 is a potent, ATP-competitive, and selective PKCβ inhibitor with IC50s of 21 and 5 nM for human PKCβ1 and PKCβ2, respectively. PKCβ inhibitor 1 exhibits selectivity of more than 60-fold in favor of PKCβ2 relative to other PKC isozymes (PKCα, PKCγ, and PKCε)[1][2].
PKCδ Peptide Substrate is an absolutely specific substrate for the δ-type of PKC, with a sequence corresponding to sequence 422-443 of murine eEF-1α and containing Thr-431[1].
Bryostatin 1 is a natural macrolide isolated from the bryozoan Bugula neritina and is a potent and central nervous system (CNS)-permeable PKC modulator. Bryostatin 1 binds to the isolated C1 domain of Munc13-1 and the full-length Munc13-1 protein with Kis of 8.07 nM and 0.45 nM, respectively. Bryostatin 1 has anti-cancer, anti-inflammatory, neuroprotective, anti-HIV-1 infection properties[1][2][3][4].
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].
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].
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].
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].