g1 phase

Protein kinase G inhibitor-1 is a potent Protein kinase G inhibitor, IC50= 0.9 uM.

G-1 is a nonsteroidal, high-affinity and selective GPR30 agonist (Ki: 11 nM).

Cathepsin G(1-5), an antimicrobial peptide identified within the clostripain-digested cathepsin G mixture [1], exhibits bactericidal properties.

Compound E1, also known as G-quadruplex DNA fluorescence probe 1, is a selective fluorescent probe targeting G-quadruplex DNA. It possesses the ability to penetrate membranes and enter living cells, demonstrating low cytotoxicity [1].

Prostaglandin G H synthase 1 inhibitor (CP 74006) is a selective D5D inhibitor with an IC(50) value of 20 nM.

Perillyl Alcohol is a naturally occurring monoterpene related to limonene with antineoplastic activity. Perillyl alcohol (Isocarveol) inhibits farnesyl transferase and geranylgeranyl transferase, thereby preventing post-translational protein farnesylation and isoprenylation and activation of oncoproteins such as p21-ras, and arresting tumor cells in the G1 phase of the cell cycle.

TJ08 is a 1,2,5-trisubstituted benzimidazole derivative with anticancer properties that effectively induces G1/S phase blockade while promoting apoptotic effects in a variety of cancer cells.

Thalicarpine is a natural aporphine benzylisoquinoline vinca alkaloid with antineoplastic activity. Thalicarpine binds to and inhibits p-glycoprotein, the multidrug resistance efflux pump. Thalicarpine also induces single-strand breaks in DNA and arrests cancer cells at the G2/M and G1 phase of the cell cycle. Check for active clinical trials or closed clinical trials using this agent.

ZDLD20 is an orally active and selective CDK4 inhibitor, a β-carboline analog with anti-HCT116 and anticancer activity that inhibits colony formation, inhibits invasion and migration, induces apoptosis, and prevents the G1 phase of the cell cycle.

Tetrandrine (Sinomenine A) is a natural, bis-benzylisoquinoline alkaloid isolated from the root of the plant. Tetrandrine non-selectively inhibits calcium channel activity and induces G1 blockade of the G1 phase of the cell cycle and apoptosis in various cell types, resulting in immunosuppressive, anti-proliferative and free radical scavenging effects.

GGTI298 Trifluoroacetate (GGTI 298 TFA salt) is a geranylgeranyltransferase I inhibitor with ability to arrest human tumor cells in the G1 phase of the cell cycle and induce apoptosis.

Indisulam (E 7070) is a carbonic anhydrase inibitor and Antitumor CDK inhibitor. Indisulam targets the G1 phase of the cell cycle by depleting cyclin E. inducing p53 and p21, and inhibiting CDK2, causing a blockade in the G1 S transition.

Compound G-5b, an estrogen receptor modulator 10, functions as an estrogen receptor (ER) antagonist (IC50=6.7 nM) and degrader (DC50=0.4 nM). It has the capability to induce apoptosis and block cells at the G1/G0 phase, making it applicable in cancer research [1].

HNPMI is an EGFR inhibitor that induces G0/G1 phase arrest of CRC cells in colorectal cancer, regulates enzymes associated with apoptosis, and can promote apoptosis, and can be used for the study of colorectal cancer.

PROTAC EGFR degrader 6 is a potent PROTAC EGFR degrader that effectively reduces EGFR Del19 levels in HCC827 cells, exhibiting a DC50 of 45.2 nM. It notably promotes apoptosis and induces G1 phase arrest in HCC827 cells [1].

Cristacarpin exhibits moderate but selective activity towards DNA repair-deficient yeast mutants. It promotes endoplasmic reticulum (ER) stress, leading to sub-lethal reactive oxygen species (ROS) generation and which eventually terminates by triggering s

Antiproliferative agent-26 (compound 4g) exhibits a broad spectrum of activity against leukemia, CNS cancers, melanoma, renal, and breast cancers at a concentration of 10 μM. It hinders colony formation and induces cell cycle arrest in the G1 phase at 5 μM, while arresting the cell cycle at the S phase at 25 μM [1].

RWJ-56110 dihydrochloride is a potent, selective, peptide-mimetic inhibitor of PAR-1 activation and internalization (binding IC50=0.44 uM) and shows no effect on PAR-2, PAR-3, or PAR-4. RWJ-56110 dihydrochloride inhibits the aggregation of human platelets induced by both SFLLRN-NH2 (IC50=0.16 μM) and thrombin (IC50=0.34 μM), quite selective relative to U46619 . RWJ-56110 dihydrochloride blocks angiogenesis and blocks the formation of new vessels in vivo. RWJ-56110 dihydrochloride induces cell apoptosis[1][2]. Proteinase-activated receptors (PARs) are a family of G protein-coupled receptors activated by the proteolytic cleavage of their N-terminal extracellular domain, exposing a new amino terminal sequence that functions as a tethered ligand to activate the receptors.RWJ56110 inhibits the aggregation of human platelets induced by both SFLLRN-NH2 (IC50=0.16 μM) and thrombin (IC50=0.34 μM) while being quite selective relative to collagen and the thromboxane mimetic U46619 [1].RWJ-56110 dihydrochloride is fully inhibits thrombin-induced RASMC proliferation with an IC50 value of 3.5 μM. RWJ-56110 dihydrochloride shows blockade of thrombin's action with RASMC calcium mobilization (IC50=0.12 μM), as well as with HMVEC (IC50=0.13 μM) and HASMC calcium mobilization (IC50=0.17 μM)[1].RWJ56110 (0.1-10 μM; 24-96 hours) inhibits endothelial cell growth dose-dependently, with half-maximal inhibitory concentration of RWJ56110 is approximately 10 μM[2].RWJ56110 (0.1-10 μM; 6 hours) inhibits DNA synthesis of endothelial cells in a thymidine incorporation assays. Endothelial cells are in fast-growing state (50-60% confluence), RWJ56110 inhibits cell DNA synthesis in a dose-dependent manner, but when cells that are in the quiescent state (100% confluent), the inhibitory effect of PAR-1 antagonists is much less pronounced[2].RWJ56110 (0.1-10 μM; pretreatment for 15 min) inhibits thrombin-induced Erk1/2 activation in a concentration-dependent manner. However, when endothelial cells are stimulated by FBS (final concentration 4%), it reduces partially the activated levels of Erk1/2[2].RWJ56110 (30 μM; 24 hours) has an inhibitory effect on endothelial cell cycle progression. It reduces the percentage of cells in the S phase, while alterations in the percentages of G1 and G2/M cells are less pronounced[2]. Western Blot Analysis[2] Cell Line: Endothelial cells [1]. Andrade-Gordon, et al.Design, synthesis, and biological characterization of a peptide-mimetic antagonist for a tethered-ligand receptor. oc Natl Acad Sci U S A. 1999 Oct 26;96(22):12257-62. [2]. Panagiota Zania, et al. Blockade of angiogenesis by small molecule antagonists to protease-activated receptor-1: association with endothelial cell growth suppression and induction of apoptosis. J Pharmacol Exp Ther. 2006 Jul;318(1):246-54.

BML-278 is a SIRT1 activator with an EC150 of 1 μM.BML-278 increases H3K9 methylation and inhibits H3K9 acetylation in parental and maternal prokaryotes, and can be used to improve early embryonic development.BML-278 induces cell cycle arrest in primary human mesenchymal stromal cells at the G1/S phase, and can be used to delay senescence.BML-278 reduces microtubule protein acetylation in U937 cells and increases mitochondrial density in mouse C2C12 myoblasts. BML-278 reduces microtubule protein acetylation in U937 cells and increases mitochondrial density in mouse C2C12 myoblasts.

Cis,trans-Germacrone, an isomer of Germacrone, demonstrates extensive antitumor, antioxidant, and anti-inflammatory properties. It hinders lung cancer cell proliferation and impacts the Akt/MDM2/p53 pathway. Additionally, Germacrone induces cell cycle arrest at the G1/S phase [1].

The alpha factor pheromone arrests yeast in the G1 phase of their cell cycle. Alpha Factor Mating Pheromone induces the expression of mating genes, changes in nuclear architecture, and polarzes growth toward the mating partner.

FB49 is a selective Bcl-2-associated athanogene 3 (BAG3) inhibitor with a Ki of 45 μM. It inhibits the proliferation of human tumoral cells without affecting the viability of human peripheral mononuclear cells. Additionally, FB49 arrests the cell cycle at the G1 phase and induces apoptosis and autophagy in treated medulloblastoma HD-MB03 cells [1].

trans-Nerolidol is a sesquiterpene alcohol isolated from the above-ground parts of the Saharan Valerian plant with antifungal activity. trans-Nerolidol inhibits cell proliferation in a dose-dependent manner, and induces cell cycle arrest in the G1 phase.

Os30 is a potent fourth-generation EGFR inhibitor, specifically targeting the EGFRC797S-TK mutation with IC50 values of 18 nM for EGFRDel19/T790M/C797S TK and 113 nM for EGFRL858R/T790M/C797S TK. It effectively suppresses EGFR phosphorylation, induces G1 phase arrest, and triggers apoptosis in KC-0116 (BaF3-EGFRDel19/T790M/C797S) cells. Moreover, Os30 demonstrates strong antitumor activity in non-small cell lung cancer (NSCLC) harboring the EGFmRC797S mutation [1].

CYH33, an orally active and highly selective PI3Kα inhibitor, demonstrates specificity with IC50 values of 5.9 nM for the α isoform, 598 nM for β, 78.7 nM for δ, and 225 nM for γ. It effectively inhibits Akt and ERK phosphorylation and induces substantial G1 phase arrest in breast cancer and non-small cell lung cancer (NSCLC) cells, showcasing potent activity against solid tumors.

PAK4-IN-3 (compound 27e) is a PAK4 inhibitor exhibiting an IC50 of 10 nM and demonstrates antiproliferative effects on A549 cells with an IC50 of 0.61μM. It also induces concentration-dependent apoptosis in A549 cells and halts the cell cycle at the G0/G1 phase [1].

PI3Kα-IN-14 (compound F8), a potent PI3Kα inhibitor, exhibits an IC50 value of 0.14 nM and markedly diminishes mitochondrial membrane potential, resulting in cell cycle arrest at the G1 phase and apoptosis in U87-MG cells. Additionally, it demonstrates significant antiproliferative effects against various tumor cell lines, including PC-3 with an IC50 of 0.28 μM, HCT-116 with an IC50 of 0.57 μM, and U87-MG with an IC50 of 1.37 μM [1].

Ganoderic acid Mf, an antitumor triterpenoid, selectively induces apoptosis in cancer cells through a mitochondria-mediated pathway while demonstrating high selectivity between normal and cancer cells. It also arrests the cell cycle in the G1 phase [1].

anti-TNBC agent-1 is a highly effective compound specifically designed to target and combat triple-negative breast cancer (TNBC). It demonstrates remarkable potency against various breast cancer cell types, with IC50 values spanning from 0.20 μM to 0.27 μM. The mechanism of action of anti-TNBC agent-1 involves inducing apoptosis in SUM-159 cells through the mitochondria pathway, as well as causing G1 phase arrest in these cells.

Capillarisin is a novel blocker of STAT3 activation and thus may have a potential in negative regulation of growth, metastasis, and chemoresistance of tumor cells, it inhibits cancer cell growth of osteosarcoma cells by inducing apoptosis accompanied with

Secalonic acid D, a toxic compound effective against tumor cells, is derived from the metabolites of Aspergillus aculeatus. It operates by activating GSK3-β and degrading β-catenin, consequently down-regulating c-Myc expression, arresting the cell cycle at the G1 phase, and inducing cell apoptosis [1] [2].

Tylophorine is a major alkaloid of Tylophora indica with anti-inflammatory and antitumor activity. Tylophorine arrests carcinoma cells at G1 phase by downregulating cyclin A2 expression.

Sterigmatocystine is an inhibitor of G1 Phase and DNA synthesis and is used to inhibit p21 activity. Sterigmatocystine is a precursor of aflatoxins and a mycotoxin produced by common mold strains from Aspergillus versicolor.

YM281, a potent EZH2 inhibitor, promotes cell apoptosis and induces cell cycle arrest at the G0/G1 phase, demonstrating antitumor effects in vivo. This compound holds promise for lymphoma research [1].

TIP39, a neuropeptide and an agonist for the parathyroid hormone receptor type 2 (PTH2R), effectively increases cAMP levels in COS-7 cells featuring recombinant PTH2R from humans or rats (EC50s = 0.5 and 0.8 nM, respectively), as well as in F-11 cells that naturally express PTH2R (EC50 = 1.15 nM). Furthermore, TIP39 at 1 nM halts the cell cycle at the G0/G1 phase and reduces Sox9 expression, a crucial regulator of cartilage differentiation, in CFK2 rat chondrocytes. Additionally, administering 100 pmol/animal of TIP39 reduces the immobility period in the forced swim test in mice, indicating a potential antidepressant effect.

CTL-06, a Fatty Acid Synthase (FASN) inhibitor with an IC50 of 3 μM, induces apoptosis, while CTL-12 impedes cell cycle progression in the Sub-G1/S phase and modulates apoptotic and anti-apoptotic markers by upregulating caspase-9 and Bax and downregulating Bcl-xL. Additionally, CTL-12 suppresses de novo lipogenesis, curtailing the metabolic needs of tumor cells, with utilization in breast and colorectal cancer studies [1].

Cdc25A (80-93) (human) is a polypeptide implicated in the regulation of cell proliferation and tumorigenesis through modulation of cyclin D1 expression and facilitation of the G1/S phase transition. This compound has applications in cancer research [1].

YS-67 is an orally available, selective and potent EGFR inhibitor with antitumor activity, inhibits p-EGFR and p-AKT, and inhibits the proliferation of A549, PC-9, and A431 cells.YS-67 blocks cell cycle progression and induces apoptosis in the G0/G1 phase, and can be used in the study of non-small-cell lung cancer.

PI3K-IN-47 (Compound 27) is a potent bivalent inhibitor targeting the phosphoinositide 3-kinases (PI3K) family, exhibiting inhibitory concentration (IC50) values of 0.44 nM for PI3Kα, and 7.18 nM, 13.92 nM, 22.83 nM for PI3Kβ, PI3Kγ, and PI3Kδ respectively. It is effective in inducing G1 phase cell cycle arrest, and exhibits anti-neoplastic properties by restraining colony formation and cell migration. Additionally, PI3K-IN-47 has demonstrated the ability to suppress tumor growth in HGC-27 xenograft mouse models [1].

CTL-12, a fatty acid synthase (FASN) inhibitor (IC50: 2.5 μM), induces apoptosis and disrupts the cell cycle at the Sub-G1/S phase. It upregulates caspase-9 and the apoptosis marker Bax, while downregulating the anti-apoptotic marker Bcl-xL. By inhibiting de novo lipogenesis, CTL-12 thwarts tumor cells' metabolic requirements and is frequently employed in breast and colorectal cancer studies [1].

HSP90-IN-23 (Comp 12-1), a heat shock protein 90 (HSP90) inhibitor, exhibits potent activity with an IC50 of 9nM. It promotes apoptosis in tumor cells and arrests their cell cycle at the G0/G1 phase, making it applicable for cancer research [1].

Nemorosone is a polycyclic polyprenylated acylphloroglucinol (PPAP) originally isolated from C. rosea that has antiproliferative properties.1 Nemorosone inhibits growth of NB69, Kelly, SK-N-AS, and LAN-1 neuroblastoma cells (IC50s = 3.1-6.3 μM), including several drug-resistant clones, but not MRC-5 human embryonic fibroblasts (IC50 = >40 μM).2 It increases DNA fragmentation in LAN-1 cells in a dose-dependent manner, and decreases N-Myc protein levels and phosphorylation of ERK1/2 by MEK1/2. Nemorosone also inhibits growth of Capan-1, AsPC-1, and MIA-PaCa-2 pancreatic cancer cells (IC50s = 4.5-5.0 μM following a 72-hour treatment) but not human dermal and foreskin fibroblasts (IC50s = >35 μM).1 It induces apoptosis, abolishes the mitochondrial membrane potential, and increases cytosolic calcium concentration in pancreatic cancer cells in a dose-dependent manner. Nemorosone activates the caspase cascade in a dose-dependent manner and inhibits cell cycle progression, increasing the proportion of cells in the G0/G1 phase, in both neuroblastoma and pancreatic cancer cells.1,2 Nemorosone (50 mg/kg, i.p., per day) also reduces tumor growth in an MIA-PaCa-2 mouse xenograft model.3References1. Holtrup, F., Bauer, A., Fellenberg, K., et al. Microarray analysis of nemorosone-induced cytotoxic effects on pancreatic cancer cells reveals activation of the unfolded protein response (UPR). Br. J. Pharmacol. 162(5), 1045-1059 (2011).2. Díaz-Carballo, D., Malak, S., Bardenheuer, W., et al. Cytotoxic activity of nemorosone in neuroblastoma cells. J. Cell. Mol. Med. 12(6B), 2598-2608 (2008).3. Wold, R.J., Hilger, R.A., Hoheisel, J.D., et al. In vivo activity and pharmacokinetics of nemorosone on pancreatic cancer xenografts. PLoS One 8(9), e74555 (2013). Nemorosone is a polycyclic polyprenylated acylphloroglucinol (PPAP) originally isolated from C. rosea that has antiproliferative properties.1 Nemorosone inhibits growth of NB69, Kelly, SK-N-AS, and LAN-1 neuroblastoma cells (IC50s = 3.1-6.3 μM), including several drug-resistant clones, but not MRC-5 human embryonic fibroblasts (IC50 = >40 μM).2 It increases DNA fragmentation in LAN-1 cells in a dose-dependent manner, and decreases N-Myc protein levels and phosphorylation of ERK1/2 by MEK1/2. Nemorosone also inhibits growth of Capan-1, AsPC-1, and MIA-PaCa-2 pancreatic cancer cells (IC50s = 4.5-5.0 μM following a 72-hour treatment) but not human dermal and foreskin fibroblasts (IC50s = >35 μM).1 It induces apoptosis, abolishes the mitochondrial membrane potential, and increases cytosolic calcium concentration in pancreatic cancer cells in a dose-dependent manner. Nemorosone activates the caspase cascade in a dose-dependent manner and inhibits cell cycle progression, increasing the proportion of cells in the G0/G1 phase, in both neuroblastoma and pancreatic cancer cells.1,2 Nemorosone (50 mg/kg, i.p., per day) also reduces tumor growth in an MIA-PaCa-2 mouse xenograft model.3 References1. Holtrup, F., Bauer, A., Fellenberg, K., et al. Microarray analysis of nemorosone-induced cytotoxic effects on pancreatic cancer cells reveals activation of the unfolded protein response (UPR). Br. J. Pharmacol. 162(5), 1045-1059 (2011).2. Díaz-Carballo, D., Malak, S., Bardenheuer, W., et al. Cytotoxic activity of nemorosone in neuroblastoma cells. J. Cell. Mol. Med. 12(6B), 2598-2608 (2008).3. Wold, R.J., Hilger, R.A., Hoheisel, J.D., et al. In vivo activity and pharmacokinetics of nemorosone on pancreatic cancer xenografts. PLoS One 8(9), e74555 (2013).

Antitumor agent-55 (compound 5q) is a potent antitumour agent that effectively inhibits PC3 (IC50: 0.91 μM). antitumor agent-55 blocks the G1/S phase of the PC3 cell cycle, induces apoptosis, inhibits cell migration and prevents the formation of PC3.

VEGFR-2/BRAF-IN-1, a dual inhibitor of VEGFR-2 and BRAF kinases, demonstrates potent inhibitory activity with IC50 values of 0.049 µM for VEGFR-2, 0.063 µM for BRAF V600E, and 0.005 µM for BRAF WT. It effectively induces apoptosis and arrests the cell cycle primarily at the G1/S phase.

Physachenolide C, a selective BET inhibitor, induces apoptosis and arrests the cell cycle at the G0-G1 phase, exhibiting antitumor activity [1].

ZC0109, a dual inhibitor targeting IDO1 and Thioredoxin Reductase 1 (TrxR1) with IC50 values of 50 nM and 3.0 μM respectively, effectively promotes ROS accumulation and arrests the cell cycle at the G1/S phase, culminating in apoptosis of cancer cells.

Topoisomerase IIα-IN-3 is a DNA-inserting topoisomerase-Iiα inhibitor that blocks the cell cycle in G0/G1 phase and induces apoptosis.

Topoisomerase I inhibitor 5 is an efficient inhibitor of topoisomerase I, with an IC50 value. It effectively disrupts DNA and inhibits the activity of topoisomerase I. Moreover, it can induce apoptosis in MCF-7 cells and arrest the cell cycle at the G1 phase. Topoisomerase I inhibitor 5 also exhibits potency in reversing P-gp-mediated resistance to Adriamycin [1].

DC-CPin711, a potent and selective inhibitor of the bromodomain of CREB-binding protein (CBP) with an IC50 of 0.0626 μM, effectively halts the cell cycle at the G1 phase and promotes apoptosis [1].

C6 Ceramide (N-hexanoylsphingosine) is an activator of the ceramide pathway that arrests cells in the G0/G1 phase by activating ERK. It can act in a variety of cancer cell lines.