Aurora B inhibitor 1 is an Aurora B (Aurora-1) inhibitor (Ki <0.010 uM) with potential anticancer activity for cancer research.

Aurora inhibitor 1 is a potent Aurora inhibitor (IC50: ≤ 4 nM and ≤13 nM for Aurora A and Aurora B kinase).

Aurora A inhibitor 1 is a potent and selective Aurora A inhibitor. Aurora A is associated with cancers of multiple histological origins and may exhibit oncogenic activity when overexpressed. aurora A inhibitor 1 exhibits potential for Aurora A-mediated cancer disease studies.

AT9283 (J-504568) is an effective multi-targeted inhibitor of JAK2(IC50=1.2 nM) and JAK3(IC50=1.1 nM), Aurora A, Aurora B and Abl(T315I).

AKI603 is a novel small molecule inhibitor of Aurora kinase A (AurA)(IC50 = 12.3 nM). AKI603 is developed to overcome resistance mediated by BCR-ABL-T315I mutation. AKI603 exhibits strong anti-proliferative activity in leukemic cells[1][2].

Aurora A Inhibitor 3 (Compound 5h) effectively inhibits Aurora-A kinase, exhibiting an IC50 of 0.78 μM, and demonstrates cytotoxicity against MCF-7 and MDA-MB-231 cell lines with GI50 values of 0.12 μM and 0.63 μM, respectively [1].

CD532 hydrochloride is a potent inhibitor of Aurora A kinase, having an IC50 of 45 nM. It not only blocks the activity of Aurora A kinase but also facilitates the degradation of the protein MYCN. Furthermore, CD532 hydrochloride interacts directly with AURKA, inducing a significant conformational change. Its utility in cancer research has been demonstrated [1][2].

GSK2646264 (Compound 44) is a highly effective and specific inhibitor of spleen tyrosine kinase (SYK) with a pIC50 of 7.1. In addition to targeting SYK, GSK2646264 also inhibits several other kinases, including LCK, LRRK2, GSK3β, JAK2, VEGFR2, Aurora B, and Aurora A, with pIC50 values of 5.4, 5.4, 5.3, 5, 4.5, <4.6 and <4.3, respectively. Notably, GSK2646264 demonstrates skin penetrability, reaching both the epidermis and dermis [1].

Ilorasertib (ABT-348) (ABT-348) is an ATP-competitive multitargeted kinase inhibitor, which inhibits Aurora A/Aurora B/Aurora C (IC50s: 120 nM/7 nM/1 nM). It also suppresses RET tyrosine kinase, PDGFRβ, and Flt1 (IC50s: 7 nM, 3 nM, and 32 nM).

PF 477736 (PF-736,PF-00477736) is a specifc, effective and ATP-competitive Chk1 inhibitor (Ki: 0.49 nM ) and also inhibits FGFR3, Aurora-A, VEGFR2, Flt3, Fms (CSF1R), Ret and Yes.

TAK-285 is a novel dual HER2 and EGFR(HER1) inhibitor with IC50 of 17 nM and 23 nM, >10-fold selectivity for HER1/2 than HER4, less potent to MEK1/5, c-Met, Aurora B, Lck, CSK etc. Phase 1.

SAR156497 is an exquisitely selective Aurora A, B, and C inhibitor with in vitro and in vivo efficacy with IC50 = 0.5 nM (Aurora A); 1 nM (Aurora B / incenp); 3 nM (Aurora C / incenp) respectively SAR156497 combines high in vitro potency with satisfactory metabolic stability and limited CYP 3A4 and PDE3 inhibition. In vitro, SAR156497 displayed high antiproliferative activity on a large panel of tumor cell lines without correlation with any particular genetic signature or Aurora kinases expression. It induced significant modulation of Aurora A and Aurora B biomarkers (p-Aurora A and pHH3, respectively) and cell polyploidy, as expected from Aurora A/B inhibitors.

CCT129202 is an ATP-competitive pan-Aurora inhibitor for Aurora A, Aurora B and Aurora C with IC50 of 0.042 μM, 0.198 μM and 0.227 μM, respectively. It is less potent to FGFR3, GSK3β, PDGFRβ, etc.

XMD-12, also known as DUN57447, Aurora inhibitor (compound 1) or Aurora-IN-1, is an Auroro inhibitor, which targets Aurora A/B/C. (5.6/18.4/24.6 nM).

Aurora kinase inhibitor-3 (Aurora Kinase Inhibitor III) is a potent inhibitor of Aurora A kinase (IC50 = 42 nM).1 It is selective for Aurora A over BMX, BTK, IGF-1R, c-Src, TRKB, SYK, and EGFR.

GSK-1070916 (GSK-1070916A) is a reversible and ATP-competitive inhibitor of Aurora B/C with IC50 of 3.5 nM/6.5 nM. It displays >100-fold selectivity against the closely related Aurora A-TPX2 complex. Phase 1.

GRK2 Inhibitor 2 (Compound 8h), with an IC50 of 19 nM for GRK2 and 137 nM for Aurora-A, enhances β-AR-mediated cAMP accumulation in GRK2-overexpressing HEK293 cells. It is utilized in congestive heart failure (HF) research [1].

JH295 hydrate is a potent, irreversible and selective NIMA-related kinase 2 (Nek2) inhibitor that inhibits cellular Nek2 by Cys22 alkylation (IC50 = 770 nM). JH295 hydrate is not active against the mitotic kinases, Cdk1, Aurora B or Plk1, and does not interfere with bipolar spindle assembly or the spindle assembly checkpoint [1].

Aurora kinase-IN-1, a potent aurora kinase inhibitor, modulates cell cycle progression and induces apoptosis by upregulating G1 cell cycle inhibitory proteins (including p21 and p27), elevating G1 progressive cyclin D1, and downregulating G1-to-S progressive cyclins, thereby arresting the cell cycle at the G1/S boundary. It stands as a promising lead compound for the development of chemotherapeutic agents.

AZD 1152 is an orally bioavailable prodrug of AZD 1152-HQPA, a selective inhibitor of Aurora kinase B (IC50= 0.36 nM).1AZD 1152 is converted to AZD 1152-HQPA in plasma. Inhibition of Aurora B results in disruption of spindle checkpoint functions and chromosome alignment, resulting in inhibition of cytokinesis followed by apoptosis.2,3AZD 1152 inhibits tumor xenograft growthin vivo.4,5 1.Mortlock, A.A., Foote, K.M., Heron, N.M., et al.Discovery, synthesis, and in vivo activity of a new class of pyrazoloquinazolines as selective inhibitors of aurora B kinaseJ. Med. Chem.50(9)2213-2224(2007) 2.Popescu, R., Heiss, E.H., Ferk, F., et al.Ikarugamycin induces DNA damage, intracellular calcium increase, p38 MAP kinase activation and apoptosis in HL-60 human promyelocytic leukemia cellsMutation Research709-71060-66(2011) 3.Moore, A.S., Blagg, J., Linardopoulos, S., et al.Aurora kinase inhibitors: Novel small molecules with promising activity in acute myeloid and Philadelphia-positive leukemiasLeukemia24(4)671-678(2010) 4.Wilkinson, R.W., Odedra, R., Heaton, S.P., et al.AZD1152, a selective inhibitor of Aurora B kinase, inhibits human tumor xenograft growth by inducing apoptosisClin. Cancer. Res13(12)3682-3688(2007) 5.Yang, J., Ikezoe, T., Nishioka, C., et al.AZD1152, a novel and selective aurora B kinase inhibitor, induces growth arrest, apoptosis, and sensitization for tubulin depolymerizing agent or topoisomerase II inhibitor in human acute leukemia cells in vitro and in vivoBlood110(6)2034-2040(2007)

Chiauranib is a multi-target inhibitor against tumor angiogenesis and exhibits potent anticancer effects. Chiauranib potently inhibits the angiogenesis-related kinases (VEGFR1, VEGFR2, VEGFR3, PDGFRα and c-Kit), mitosis-related kinase Aurora B, and chronic inflammation-related kinase CSF1R, with IC50 values ranging from 1-9 nM.

Palmatine chloride an isoquinoline alkaloid, is an important medicinal herbal extract with diverse pharmacological and biological properties.

PF-03814735 is a novel, potent and reversible inhibitor of Aurora A/B with IC50of 0.8 nM/5 nM, is less potent to Flt3, FAK, TrkA, and minimally active to Met and FGFR1. Phase 1.

Aurora Kinases-IN-4 (Compound 11c) is a covalent, ATP-competitive inhibitor of aurora kinase A with an IC50 value of 1.7 nM. It demonstrates cell proliferation inhibition in SJSA-1, MDA-MB-231, A549, and HeLa cell lines with IC50 values of 4.27, 1.54, 3.08, and 6.99 μM, respectively. This compound is applicable in research concerning triple-negative breast cancer (TNBC) [1].

NVP-TAC544 is a novel focal adhesion kinase (FAK) inhibitor, potently blocking kinase activity of FAK along with Aurora A, activated Cdc42-associated kinase 1 (ACK1), Met, insulin receptor (IR), TrkA, and IGF-1R.

Aurora/LIM kinase-IN-1 (Compound F114) is a potent aurora and lim kinase dual inhibitor. Aurora/LIM kinase-IN-1 inhibits the proliferation and invasion of GBM that may be used in drug development efforts for GBM, furthermore other cancers. Aurora kinases and lim kinases are the kinases which involved in neoplastic cell division and cell motility, respectively [1].

Ilorasertib hydrochloride (ABT-348 hydrochloride) is an ATP-competitive multitargeted kinase inhibitor, which inhibits Aurora C, Aurora B, and Aurora A (IC50s: 1 nM, 7 nM, 120 nM). It also suppresses RET tyrosine kinase, PDGFRβ, and Flt1 (IC50s: 7 nM, 3 nM, and 32 nM).

AMG 900 is a potent and highly selective pan-Aurora kinases inhibitor for Aurora A/B/C with IC50 of 5 nM/4 nM /1 nM. It is >10-fold selective for Aurora kinases than p38α, Tyk2, JNK2, Met and Tie2. Phase 1.

Aurora A/PKC-IN-1 (Compound 2e) is a potent dual inhibitor of Aurora A (AurA) and PKC (α, β1, β2, θ), acting on AurA (IC50: 6.9 nM) and PKCα (IC50: 16.9 nM). Aurora A/PKC-IN-1 showed anti-proliferative and anti-metastatic effects on breast cancer cells.

1. Palmatine (Burasaine) is an inhibitor of dopamine generation. 2. Palmatine could potentially be developed for the treatment of flavivirus infections. 3. Palmatine has been used in the treatment of jaundice, dysentery, hypertension, inflammation, and liver-related diseases.

CYC116 is a potent inhibitor of Aurora A/B with Ki of 8.0 nM/9.2 nM, is less potent to VEGFR2 (Ki of 44 nM), with 50-fold greater potency than CDKs, not active against PKA, Akt/PKB, PKC, no effect on GSK-3α/β, CK2, Plk1 and SAPK2A. Phase 1.