kras 1

KRas G12C inhibitor 1 is a compound that selectively inhibits the KRas G12C protein.

KRAS G12D modulator-1 (compound 6), a potent modulator of KRAS G12D, exhibits IC50 values of 1-10 μM against NEA-G12D, PPI-G12D, and p ERK-AGS, and is utilized in cancer research [1].

KRAS mutant protein inhibitor 1 is a KRAS mutant protein inhibitor [for potential treatment in cancer].

PROTAC KRAS G12C degrader-1, a cereblon-based degrader, promotes CRBN/KRAS G12C dimerization and facilitates the degradation of GFP-KRAS G12C in reporter cells [1].

KRas G12R Inhibitor 1 (compound 3) is a selective covalent inhibitor targeting the KRas G12R mutation, leveraging the high nucleophilicity of mutant cysteines to bind irreversibly within the K-Ras Switch II region. This compound is utilized in cancer research [1].

SOS1/KRAS-IN-1 (Compound 2) serves as an inhibitor of SOS1/KRAS, with potential application in the study of diseases mediated by SOS1/KRAS [1].

KRAS degrader-1 (compound 1) is a potent agent that selectively targets KRAS proteins for degradation via the autophagy-lysosomal pathway [1].

KRAS G12C mutant protein inhibitor A-1 can be used in studies about Ras.

KRAS G12D inhibitor 1 (example 243) is an inhibitor of KRAS G12D, exhibiting an IC50 of 0.8 nM for KRAS G12D-mediated ERK phosphorylation [1].

Kras4B G12D-IN-1 is an anticancer agent that functions as an inhibitor of the Kras4B G12D protein. It effectively reduces the expression of Kras protein in mouse embryonic fibroblasts (MEFs) harboring the Kras4B G12D mutation[1].

KRAS G12C inhibitor 1R can be used in studies about Ras.

BI-2865 is a non-covalent pan-KRAS inhibitor.BI-2865 binds to KRAS WT, G12C, G12D, G12V, and G13D mutants with KD values of 6.9, 4.5, 32, 26, and 4.3 nM, respectively.BI-2865 showed antiproliferative activity in BaF3 cells expressing KRAS G12C, G12D, or G12V mutants[1] . BI-2865 showed antiproliferative activity on BaF3 cells expressing KRAS G12C, G12D or G12V mutants, with an average IC50 value of approximately 140 nM.[1]

Rineterkib (ERK-IN-1) is an inhibitor of RAF and ERK1/2 activating mutations in the MAPK pathway.

BI-3406 is an orally active, highly potent and selective between KRAS and Son of Sevenless 1 (SOS1) interaction inhibitor(IC50 : 6 nM),with anticancer activity.

RMC-6291 is an orally active, covalent inhibitor of KRAS G12C (ON) that forms a tri-complex within tumor cells between KRAS G12C (ON) and cyclophilin A (CypA), thereby preventing KRAS G12C (ON) from signaling via steric blockade of RAS effector binding and eliciting deep and durable suppression of RAS pathway activity in KRAS G12C tumor models [1].

LJI308 is a potent, and pan-RSK (p90 ribosomal S6 kinase) inhibitor with IC50 of 6 nM, 4 nM, and 13 nM for RSK1, RSK2, and RSK3, respectively.

AMG-47a is a potent inhibitor of Lck and T cell proliferation. AMG-47a could promote the degradation of the KRAS oncoprotein. AMG-47a selectively reduced the levels of EGFP-KRASG12V protein but did not affect EGFP protein in cells.

FGTI-2734 is a dual farnesyl transferase (FT) and geranylgeranyl transferase-1 (GGT-1) inhibitor, exhibiting IC50 values of 250 nM and 520 nM for FT and GGT-1, respectively. It effectively prevents the membrane localization of KRAS, addressing the issue of KRAS resistance and inhibiting the growth of mutant KRAS patient-derived pancreatic tumors.

BC-LI-0186 (4-(2,3-dimethyl-5-oxo-4-propan-2-ylpyrazol-1-yl)-N-(2-phenoxyethyl)benzenesulfonamide) is a potent and selective inhibitor of the interaction of Leucyl-tRNA synthetase (LRS) and Ras-related GTP-binding protein D (RagD) with IC50 of 46.11 nM. BC-LI-0186 competitively binds the RagD interaction site of LRS with Kd of 42.1 nM and has no effect on LRS-vps34, LRS-eprs, RagB-RagD association, mTORC1 complex formation. BC-LI-0186 potently inhibits the activity of tumor-associated MTOR mutants and the growth of rapamycin-resistant cancer cells. BC-LI-0186 can be used for lung cancer-related research.

MRTX1133 is a highly selective, first-in-class inhibitor of KRAS G12D. MRTX1133 targets the KRAS G12D protein in both active and inactive states. MRTX1133 selectively inhibits KRAS G12D mutant, but not KRAS wild-type, tumor cells[1][2]. MRTX1133 demonstrates dose-dependent inhibition of the KRAS pathway tumor regression in G12D mutant tumor models[2]. [1]. Xiaolun Wang, et al.Kras g12d inhibitors.WO2021041671A1.[2]. KRAS G12D Inhibitor: MRTX1133. [(accessed on 22 April 2021)];2021 Available online.

PROTAC SOS1 degrader-1, a potent compound, demonstrates an effective degradation of PROTAC SOS1 with a DC50 value of 98.4 nM. It exhibits antiproliferative activity against cancer cells harboring diverse KRAS mutations and has shown an antitumor effect with low toxicity [1].

TH-Z827 is a mutant-selective inhibitor targeting KRAS(G12D) with an IC50 of 2.4 μM, demonstrating specificity by not binding to KRAS(WT) or KRAS(G12C). Additionally, it disrupts the KRAS(G12D)-CRAF interaction with an IC50 of 42 μM [1].

SHP2-IN-22, a potent SHP2 allosteric inhibitor, exhibits an IC50 value of 17.7 nM and effectively suppresses proliferation, migration, and invasion in MIA PaCa-2 pancreatic cancer cells. This compound is utilized in the study of Kirsten rat sarcoma viral oncogene (KRAS) mutant cancer research [1].

PROTAC KRAS G12C Degrader-3 (Comp 283) serves as a potent degrader of KRAS G12C, utilized in cancer research [1].

KRAS G12C inhibitor 43 is a potent inhibitor of KRAS G12C and inhibits the migration and proliferation of H358 cells (IC50: 0.001-1 μM μM), A549 cells (IC50>1 μM) and HCC cells (IC50>1 μM).

KRAS inhibitor-11 is a KRAS inhibitor .

(S)-JDQ-443 is an isomer of JDQ-443, which is an orally active, potent, selective, and covalent KRAS G12C inhibitor, showing antitumor activity [1] [2].

GDC-0623 (RG 7421) is a potent, ATP-uncompetitive MEK1 inhibitor with a Ki of 0.13 nM, currently in Phase 1.

COTI-219 is an oral inhibitor of KRAS with antitumor properties [1].

KRAS G12D inhibitor 19 (Compound 7) is used in cancer research [1]. As a specific inhibitor of KRAS G12D, it targets and potentially suppresses this mutation, which is frequently associated with various cancers.

TH-Z816 acts as a reversible inhibitor targeting the KRAS(G12D) mutation, exhibiting an IC50 of 14 µM. This compound is utilized in cancer research [1].

PROTAC KRAS G12C degrader-2 (compound 432) acts as a bifunctional modulator, enhancing the hydrolysis of K-Ras protein. One end of this compound features a cereblon inhibitor of apoptosis proteins (IAP), while the other end contains a moiety that binds to KRAS [1].

Pan-KRAS-IN-5 (compound 15a) is a pan-KRAS translation inhibitor targeting 5′-UTR RNA G-quadruplexes (rG4s). It induces cell cycle arrest and promotes apoptosis in KRAS-driven cancer cells [1].

NG 25 is a type II kinase inhibitor that inhibits MAP4K2 and TAK1 (IC50s = 21.7 and 149 nM, respectively).1It also inhibits the Src family kinases Src and LYN (IC50s = 113 and 12.9 nM, respectively) and Abl family kinases (IC50s = 75.2 nM), as well as CSK, FER, and p38α (IC50s = 56.4, 82.3, and 102 nM, respectively). NG 25 (100 nM) prevents TNF-α-induced IKKα/β phosphorylation and IκB-α degradation in L929 cells. It inhibits secretion of IFN-α and IFN-β induced by CpG type B and CL097, respectively, in Gen2.2 cells in a concentration-dependent manner.2NG 25 decreases cell viability of HCT116KRASWT, and to a greater degree of HCT116KRASG13D, colorectal cancer cells in a concentration-dependent manner.3It also reduces tumor growth and increases the number of TUNEL-positive tumor cells in a CT26KRASG12Dmouse orthotopic model of colorectal cancer. 1.Tan, L., Nomanbhoy, T., Gurbani, D., et al.Discovery of type II inhibitors of TGFβ-activated kinase 1 (TAK1) and mitogen-activated protein kinase kinase kinase kinase 2 (MAP4K2)J. Med. Chem.58(1)183-196(2015) 2.Pauls, E., Shpiro, N., Peggie, M., et al.Essential role for IKKβ in production of type 1 interferons by plasmacytoid dendritic cellsJ. Biol. Chem. 287(23)19216-19228(2012) 3.Ma, Q., Gu, L., Liao, S., et al.NG25, a novel inhibitor of TAK1, suppresses KRAS-mutant colorectal cancer growth in vitro and in vivoApoptosis24(1-2)83-94(2019)

FGTI-2734 mesylate, a RAS C-terminal mimetic compound with dual farnesyl transferase (FT) and geranylgeranyl transferase-1 (GGT) inhibitory activities (IC50s of 250 nM and 520 nM for FT and GGT, respectively), mitigates KRAS resistance by preventing its membrane localization, effectively impeding mutant KRAS patient-derived pancreatic tumors.

KRAS G12D Inhibitor 17 (example 8), a quinazoline-linked (4R)-4-hydroxy-L-prolinamide compound, acts as a proteolysis targeting chimera (PROTAC) [1], specifically inducing degradation of the G12D-mutation KRAS protein.

KRASG12C IN-2 (compound 17) is an orally active KRAS G12C inhibitor that effectively suppresses tumor growth in mice [1].

GADGVGKSA, a mutant KRAS G12D 9mer peptide, serves as an immunogenic neoantigen for cancer immunotherapy research [1].

GAGGVGKSAL, a wild-type KRAS G12D 10mer peptide, serves as an immunogenic neoantigen in cancer immunotherapy research [1].

KRas/son of sevenless 1 (SOS1) interaction inhibitor. Binds within nucleotide binding pocket of KRas (Kd values are 106 - 176 nM for wild type KRas and various KRas mutants). Inhibits nucleotide binding to KRas in a concentration dependent manner. Display

KRAS inhibitor-12 (compound 6-1) is a potent inhibitor of KRAS G12C (IC50: 0.537 μM), exhibiting p-ERK inhibition in MIA PaCA-2 and A549 cells with IC50 values of 1.3 and 3.7 μM, respectively. KRAS inhibitor-12 has potential for study in pancreatic, colorectal, and lung cancers.

K-Ras G12C-IN-1 is a novel, irreversible inhibitor of mutant K-Ras G12C.

ACBI3 (compound 7), a pan-KRAS degrader, effectively accomplishes the in vivo degradation of oncogenic KRAS [1].

Divarasib (GDC-6036) adipate is a selective and highly potent KRAS G12C inhibitor with an impressively low IC 50 value of <0.01 μM, designed for oral administration. It covalently attaches to the switch II (SW-II) pocket in KRAS G12C, irreversibly maintaining the protein in its inactive GDP-bound state [1] [2].

KRAS ligand 3 (compound 1), a BTX-6654 target-binding ligand, exhibits synergistic tumor growth inhibition through its capacity to bind a KRAS inhibitor [1].

BBO-8520 is an orally available direct small molecule covalent inhibitor that targets KRAS G12C. It functions as a KRAS G12C (OFF) inhibitor and blocks the KRAS G12C (ON) signal by binding to the GTP protein, thereby inhibiting cell proliferation. Additionally, BBO-8520 can disrupt the RAS-RAF1 interaction, returning KRAS G12C to its inactive (OFF) state [1].

SAH-SOS1A TFA is a peptide-based SOS1/KRAS protein interaction inhibitor. SAH-SOS1A TFA binds to wild-type and mutant KRAS (G12D, G12V, G12C, G12S, and Q61H) with nanomolar affinity ( EC 50 =106-175 nM). SAH-SOS1A TFA directly and independently blocks nucleotide association. SAH-SOS1A TFA impairs KRAS-driven cancer cell viability and exerts its effects by on-mechanism blockade of the ERK-MAPK phosphosignaling cascade downstream of KRAS [1] .

Deltasonamide 1 TFA functions as a PDE6δ-KRas inhibitor, exhibiting a dissociation constant (K_D) of 203 pM, indicating its high affinity for this target. It is utilized in tumor research [1].