Aminobenzenesulfonic auristatin E is a drug-linker conjugate for ADC with potent antitumor activity by using Auristatin E (a cytotoxic tubulin modifier), linked via the ADC linker Aminobenzenesulfonic[1].
Tubulin inhibitor 1 is a tubulin inhibitor, occupying the colchicine binding site, inhibits tubulin polymerization. Tubulin inhibitor 1 shows potent anti-tumor activity, casues cellular mitotic arrest in the G2/M phase, and induces cellular apoptosis[1].
187-1, N-WASP inhibitor, a 14-aa cyclic peptide, is an allosteric neural Wiskott-Aldrich syndrome protein (N-WASP) inhibitor. 187-1, N-WASP inhibitor potently inhibits actin assembly induced by phosphatidylinositol 4,5-bisphosphate (PIP2) with an IC50 of 2 μM. 187-1, N-WASP inhibitor prevents the activation of Arp2/3 complex by N-WASP by stabilizing the autoinhibited state of the protein[1][2].
K858 Racemic is an ATP-uncompetitive inhibitor of Eg5 with an IC50 of 1.3 μM.
para-Nitroblebbistatin is a non-cytotoxic, photostable, fluorescent and specific Myosin II inhibitor, usd in the study of the specific role of myosin II in physiological, developmental, and cell biological studies[1].
Tubulin/HDAC-IN-1 is a dual tubulin and HDAC-IN-1 inhibitor through CH/π interaction with tubulin and hydrogen bond interaction with HDAC8. Tubulin/HDAC-IN-1 inhibits tubulin polymerization and selectively inhibits HDAC8 (IC50: 150 nM). Tubulin/HDAC-IN-1 has cytotoxicity against various human cancer cells, also arrests cell cycle in the G2/M phase and induces cell apoptosis. Tubulin/HDAC-IN-1 can be used in the research of hematologic and solid tumors such as neuroblastoma, leukemia[1].
LXW7 is an octamer disulfide cyclic peptide, also a αvβ3 integrin ligand, acts as a potent and specific endothelial progenitor cells (EPCs) and endothelial cells (ECs) targeting ligand. LXW7 increases phosphorylation of VEGFR-2 and activation of ERK1/2[1].
αvβ5 integrin-IN-1 is a first potent and selective αvβ5 integrin inhibitor (pIC50 = 8.2) .
BTT-3033 is an orally active conformation-selective inhibitor of α2β1 (EC50: 130 nM) by binding to the α2I domain. BTT-3033 inhibits platelet binding to collagen Ⅰ and cell proliferation, and induces cell apoptosis. BTT-3033 can be used in the research of prostate cancer, inflammation and cardiovascular disease[1][2][4].
Alicaforsen is a 20-base antisense oligonucleotide inhibiting ICAM-1 production, which is an important adhesion molecule involved in leukocyte migration and trafficking to the site of inflammation.
FRAX1036 is a PAK inhibitor with Kis of 23.3 nM, 72.4 nM, and 2.4 μM for PAK1, PAK2 and PAK4, respectively.
CWHM-12 is a potent inhibitor of αV integrins with IC50s of 0.2, 0.8, 1.5, and 1.8 nM for αvβ8, αvβ3, αvβ6, and αvβ1.
Sudocetaxel is a microtubule depolymerization inhibitor for pH-sensitive docetaxel delivery.
Microtubule inhibitor 5 (compound 17f) is a potent microtubule inhibitor. Microtubule inhibitor 5 shows cytotoxicity with an IC50 value of 154.5 nM for NCI-H460 cells. Microtubule inhibitor 5 shows good cell permeability[1].
MPI-0479605 is a potent and selective ATP-competitive inhibitor of Mps1, with an IC50 of 1.8 nM.
Vinblastine sulfate is a cytotoxic alkaloid used against various cancer types. Vinblastine sulfate inhibits the formation of microtubule and suppresses nAChR with an IC50 of 8.9 μM.
REDV is the minimal active sequence within the CS5 site of the alternatively spliced type III connecting segment (IIICS) region of fibronectin. REDV can mediate adhesion to the IIICS region of plasma fibronectin by binding the integrin alpha 4 beta 1(α4β1). REDV can be used for the research of cell adhesion[1].
THK-5117, an arylquinoline derivative, displays high binding affinity to tau fibrils with a Ki of 10.5 nM. THK-5117 has high binding affinity to tau protein aggregates and tau-rich Alzheimer disease (AD) brain homogenates. 18F-THK-5117 has the potential to act as a tau imaging PET probe[1].
GSK 3008348 (hydrochloride) is a small molecule integrin αvβ6 antagonist, extracted from patent WO/2014154725A1, example 1. The affinity (pIC50) for the human - a 6 protein in the Fluorescence Polarisation Assay for GSK 3008348 (hydrochloride) is 8.1, whereas its affinity in the cell Adhesion Assays was for: ανβ6 (pIC50 = 8.4); ανβ3 (pIC50 = 6); ανβ5 (pIC50 = 6.9); ανβ8 (pIC50 = 7.7).
Vinflunine ditartrate is the first fluorinated microtubule inhibitor belonging to the Vinca alkaloids family. Vinflunine ditartrate has anti-angiogenic, vascular-disrupting and anti-metastatic activities. Vinflunine ditartrate can be used for the research of transitional cell carcinoma of the urothelial tract, non-small cell lung cancer, and carcinoma of the breast[1][2].
EAPB 02303 is a microtubule-disrupting agent and inhibitor. EAPB 02303 induces mitosis arrest and impairment of spindle assembly. Thus, EAPB 02303 induces apoptosis and exhibits antitumor activity. EAPB 02303 also exhibits a potent synergy with Paclitaxel (HY-B0015) at lower concentrations[1].
Taltobulin (HTI-286; SPA-110) is an analogue of Hemiasterlin; potent tubulin inhibitor; ADCs cytotoxin.IC50 value:Target: tubulinin vitro: HTI-286 significantly inhibited proliferation of all three hepatic tumor cell lines (mean IC50 = 2 nmol/L +/- 1 nmol/L) in vitro. Interestingly, no decrease in viable primary human hepatocytes (PHH) was detected under HTI-286 exposure [1]. In all cell lines tested, HTI-286 was a potent inhibitor of proliferation and induced marked increases in apoptosis. Despite similar transcriptomic changes regarding cell death and cell cycle regulating genes after exposure to HTI-286 or docetaxel, array analysis revealed distinct molecular signatures for both compounds [2].in vivo: Intravenous administration of HTI-286 significantly inhibited tumor growth in vivo (rat allograft model) [1]. HTI-286 significantly inhibited growth of PC-3 and LNCaP xenografts and retained potency in PC-3dR tumors. Simultaneous castration plus HTI-286 therapy was superior to sequential treatment in the LNCaP model [2].
OSU-T315 is an inhibitor of integrin-linked kinase (ILK) with an IC50 of 600 nM.
Tilavonemab (ABBV-8E12) is a humanised anti-tau antibody that binds amino acids 25-30 near the N-terminal end of the tau protein. Tilavonemab blocks the ability of human and mouse neurons to take up tau aggregates and reduces brain atrophy. Tilavonemab can be used in the study of Alzheimer's disease[1].
Thiocolchicine, a derivative modified in the C Ring of Colchicine (HY-16569) with enhanced biological properties. Thiocolchicine is a potent inhibitor of tubulin polymerization (IC50=2.5 µM) and competitively binds to tubulin with a Ki of 0.7 µM. Thiocolchicine induces cell apoptosis[1][2]. Thiocolchicine can be used as an ADC cytotoxin in ADC technology.
Litronesib (Racemate) is the racemate of litronesib. Litronesib is a selective, allosteric inhibitor of Eg5.
Gardenin A is an orally active and synthetic PMF analogue with the neurotrophic effect for neurite outgrowth and neuronal differentiation. Gardenin A promotes neuritogenesis via activating MAPK/ERK, PKC, and PKA, but not TrkA, CREB signaling pathways. Gardenin A also has sedative, anxiolytic, antidepressant, and anticonvulsant effects[1][2].
Tubulysin D is one of the most potent derivatives among the tubulysins isolated from the myxobacterial species Archangium geophyra and Angiococcus disciformis. Tubulysin D is a novel tetrapeptide that displays potent antitumor activity and leads to cell cycle arrest and apoptosis by inhibiting tubulin polymerization with an IC50 of 1.7 μM[1]. Tubulysin displays extremely potent cytotoxic activity in mammalian cells, including multidrug-resistant cell lines, with IC50 values in the lower nanomolar range[2].
TC-Mps1-12 is a potent and selective monopolar spindle 1 (Mps1) inhibitor, with an IC50 of 6.4 nM[1].
Taccalonolide B is microtubule stabilizer isolated from Tacca plantaginea, with antitumor activity. Taccalonolide B is effective in vitro against cell lines that overexpress P-glycoprotein (Pgp) and multidrug-resistance protein (MRP7). Taccalonolide B inhibits growth of SK-OV-3 cells with an IC50 of 208 nM[1][2].