jak-in-1

JAK-IN-1 shows improved selectivity for JAK3 over JAK1. JAK-IN-1 is a JAK1/2/3 inhibitor with IC50s of 0.26, 0.8 and 3.2 nM, respectively.

JAK-STAT-IN-1 is a specific JAK-STAT inhibitor indicated for the study of autoimmune diseases.

HDAC/JAK/BRD4-IN-1 (compound 25ap) is a potent triple inhibitor targeting HDAC, JAK, and BRD4. This compound not only inhibits cell proliferation but also induces apoptosis in MDA-MB-231 cells and demonstrates in vivo anticancer efficacy [1].

JAK-2 3-IN-1 is a highly effective inhibitor targeting both JAK-2 and JAK-3 isoforms, exhibiting remarkable potency with Ki values below 250 nM for both isoforms.

JAK kinase-IN-1 (Example 1) is a potent inhibitor targeting the JAK family, including TYK2, JAK1, JAK2, and JAK3, with IC50 values of 4.2 nM, 32 nM, 27 nM, and 3473 nM, respectively [1].

SYK/JAK-IN-1 is a dual SYK/JAK inhibitor with IC50 values of less than 5 nM for both SYK and JAK2.

Upadacitinib (ABT-494) (ABT-494) is a selective Janus kinase (JAK) 1 inhibitor, which is being studied for the treatment of several autoimmune disorders in the IC50 of 43 nM.

JAK3-IN-11 (Compound 12) exhibits potent, noncytotoxic, irreversible, orally active JAK3 inhibitory activity (IC50 = 1.7 nM) with an excellent selectivity profile (>588-fold compared to other JAK isoforms), covalently binds to the ATP-binding pocket in JAK3. JAK3-IN-11 strongly inhibits JAK3-dependent signaling and T-cell proliferation which is a promising tool for studying autoimmune diseases [1].

JAK-IN-5 hydrochloride is a JAK inhibitor [1].

JAK3/ BTk-in-1 is a dual JAK3/BTK inhibitor that specifically targets and inhibits Janus kinase 3 (JAK3) and Bruton's tyrosine kinase (BTK), two important targets in autoimmune diseases. JAK3/ BTk-in-1 simultaneously inhibited the BTK/JAK3 signaling pathway, showing a synergistic effect. JAK3/ BTK-in-1 is a potential compound for the treatment of immune-related diseases, such as autoimmune diseases, certain types of cancer (including lymphoma and leukemia), and other diseases that may be characterized by an unbalanced immune response.

Momelotinib (LM-1149) is an orally bioavailable small-molecule inhibitor of Janus kinases 1 and 2 (JAK1/2) with IC50 of 11 nM/18 nM. JAK1/2 inhibitor CYT387 competes with JAK1/2 for ATP binding, which may result in inhibition of JAK1/2 activation, inhibition of the JAK-STAT signaling pathway, and so the induction of apoptosis and a reduction of tumor cell proliferation in JAK1/2-expressing tumor cells.

1. Curculigoside (Curculigoside A) can prevent bone loss , improve osteogenesis and inhibit osteoclastogenesis of hAFSCs, suggesting its potential use to regulate hAFSC osteogenic differentiation for treating bone disorders. 2. Curculigoside can promote calcium deposition and increase the levels of ALP and Runx2 in osteoblasts under oxidative stress via anti-oxidative character. 3. Curculigoside possesses potent antioxidant properties against oxidative stress insults. can protect endothelial cells against oxidative injury induced by H2O2, suggesting that this compound may constitute a promising intervention against cardiovascular disorders.

Upadacitinib-15N-d2 the 15N and deuterated compound of Upadacitinib. Upadacitinib has a CAS number of 1310726-60-3. Upadacitinib (ABT-494) is a selective Janus kinase (JAK) 1 inhibitor, which is being studied for the treatment of several autoimmune disorders in the IC50 of 43 nM.

JAK-IN-27, also known as compound 1, is an orally active, potent inhibitor of the JAKS family kinases, displaying inhibitory concentrations (IC50s) of 3.0 nM for TYK2, 7.7 nM for JAK1, and 629.6 nM for JAK3. Moreover, JAK-IN-27 impedes IFN-α2B-induced phosphorylation of STAT3 in Jurkat cells with an IC50 of 23.7 nM [1].

W1131, a potent STAT3 inhibitor, effectively triggers ferroptosis and suppresses cancer progression across various models including gastric cancer cell subcutaneous xenograft, organoids, and patient-derived xenograft (PDX). Additionally, W1131 overcomes chemical resistance in cancer cells to 5-FU by regulating cell cycle, DNA damage response, and oxidative phosphorylation pathways, notably the IL6-JAK-STAT3 and ferroptosis pathways [1].

Mollugin (Rubimaillin) may be a JAK2 inhibitor and inhibits LPS-induced inflammatory responses by blocking the activation of the JAK-STAT pathway. Mollugin as a candidate for a chemotherapeutic agent in OSCCs via the upregulation of the HO-1 and Nrf2 pathways and the downregulation of NF- κ B. Mollugin may be a novel therapeutic candidate for bone loss-associated disorders including osteoporosis, rheumatoid arthritis, and periodontitis. Also, it has anticancer efficacy, can modulate the HER2 pathway in HER2-overexpressing Y cells with a potential role in the treatment and prevention of human breast and ovarian Y with HER2 overexpression.

JAK-IN-14 is a potent and selective JAK1 inhibitor with an IC50 of <5 μM, exhibiting over 8-fold selectivity for JAK1 compared to JAK2 and JAK3 [1].

W1131 TFA is a potent STAT3 inhibitor inducing ferroptosis and effectively halting cancer progression in subcutaneous xenograft, organoid, and PDX models of gastric cancer. It mitigates chemoresistance to 5-FU in cancer cells and modulates the cell cycle, DNA damage response, and oxidative phosphorylation, targeting pathways such as IL6-JAK-STAT3 and ferroptosis [1].

TK4b can be used in the research of leukemia cancer and lymphoid-derived diseases. TK4b is a Janus kinase (JAK) inhibitor with the IC50 values of 18.42 nM and 19.40 nM for JAK3 and JAK2, respectively [1].

Lepzacitinib, a Janus kinase inhibitor, specifically targets JAK 1/3. It demonstrates an anti-inflammatory effect and efficacy in inhibiting atopic dermatitis as well as other skin diseases [1].

JAK-IN-26 (compound 2) is an orally active Janus kinase (JAK) inhibitor with favorable pharmacokinetic properties, demonstrating potency in suppressing IFN-α2B-induced STAT3 phosphorylation in Jurkat cells, with an IC50 value of 17.2 nM [1].

JAK-IN-28 (Compound 111) is a Janus kinase (JAK) inhibitor with potential applicability in cancer and inflammatory disease research [1].

Tofacitinib metabolite-1, a derivative of Tofacitinib, which is a JAK inhibitor, is employed in studies focused on the pharmacokinetics and metabolism of tofacitinib[1][2].

5-epi-Arvestonate A, a sesquiterpenoid extracted from Seriphidium transiliense whole plants, enhances melanogenic production by stimulating MITF and tyrosinase family gene transcription. Additionally, it suppresses IFN-γ-chemokine expression via the JAK/STAT signaling pathway in HaCaT cells [1].

1. Ganoderic acid A exhibits antitumor activity, mediated through its inhibitory effect on nuclear transcription factor-kappaB and activator protein-1. 2. Ganoderic acid A can induce proliferation inhibition, apoptosis and suppression of invasion in human

JAK-IN-25 (compound 19), a potent JAK inhibitor, exhibits IC50 values of 6 nM for TYK2, 21 nM for JAK1, 8 nM for JAK2, and 1051 nM for JAK3. It also demonstrates an IC50 of 28 nM against human whole blood IL-12 (HEB IL-12) and holds potential for cancer research [1].

JAK-IN-31 (Example 75), a JAK inhibitor, demonstrates IC50 values of ≤0.01 µM for JAK1, ≤0.01 µM for JAK2, 0.01-0.1 µM for JAK3, and ≤0.01 µM for Tyk2, indicating potent activity across these targets. It is utilized in cancer research [1].

JAK1-IN-4 is a selective JAK1 inhibitor (IC50s: 85 nM, 12.8 μM and >30 μM for JAK1, JAK2, and JAK3, respectively). JAK1-IN-4 inhibits STAT3 phosphorylation in NCI-H 1975 cells (IC50, 227 nM).

Ifidancitinib (ATI-50002) is a specific JAK kinase 1 3 inhibitor that induces hair growth in AA-affected C3H HeJ mice.Ifidancitinib can be used to study autoimmune diseases.

Delphinidin chloride, a natural plant pigment found in berries and red wine, is a precursor of certain anthocyanins. Delphinidin chloride induces the release of nitric oxide from the vascular endothelium, resulting in vascular relaxation. At the dose of 1-40 μM, epithelial growth factor receptor signaling and estrogen receptor α expression were inhibited, which was associated with apoptosis and autophagy. Delphinidin chloride regulates JAK STAT3 and MAPKinase signaling. Delphinidin also inhibited the histone acetyltransferase activity of p300 CBP (IC50 was about 30 μM).

1. Linderalactone showed significant inhibitory effects on superoxide anion generation by human neutrophils in response to fMLP/CB, values of IC5 is 8.48 μg/mL.

JAK-IN-29 (Compound 3) is a potent inhibitor of Janus kinases (JAK) [1].

JAK-IN-17 is a potent JAK inhibitor useful for researching multiple diseases, particularly ocular, skin, and respiratory diseases (mechanism of action: JAK inhibition).

HAT-SIL-TG-1&AT, a hypoxia-activated prodrug, functions as a Janus tyrosine kinase (JAK) inhibitor demonstrating antitumor effects by inhibiting JAK-STAT signaling within tumor tissues. It also suppresses the proliferation of HEL cells and downregulates phosphorylated STAT3/5 in hypoxic conditions.

JAK3-IN-1 is a selective and orally active JAK3 inhibitor (IC50: 4.8 nM). JAK3-IN-1 displays over 180-fold more selective for JAK3 than JAK1 (IC50: 896 nM) and JAK2 (IC50: 1050 nM).

JAK-IN-34 (compound 11n) is a potent inhibitor of Janus kinases (JAKs), demonstrating IC50 values of 0.40 nM for JAK1, 0.83 nM for JAK2, 2.10 nM for JAK3, and 1.95 nM for TYK2. It effectively reduces joint swelling while maintaining a good safety profile [1].

Londamocitinib (JAK1-IN-7) is a selective and potent JAK1 inhibitor with anti-inflammatory activity.

INCB16562 is a novel, selective, and orally bioavailable small-molecule inhibitor of JAK1 and JAK2 markedly selective over JAK3. Treatment of myeloma cells with INCB16562 potently inhibited interleukin-6 (IL-6)-induced phosphorylation of STAT3. INCB16562 abrogated the protective effects of recombinant cytokines or bone marrow stromal cells and sensitized myeloma cells to cell death by exposure to dexamethasone, melphalan, or bortezomib. Oral administration of INCB16562 antagonized the growth of myeloma xenografts in mice and enhanced the antitumor activity of relevant agents in combination studies. INCB16562 is a potent JAK1/2 inhibitor and that mitigation of JAK/STAT signaling by targeting JAK1 and JAK2 will be beneficial in the treatment of myeloma patients, particularly in combination with other agents. ( source: Neoplasia. 2010 Jan;12(1):28-38. ).

JAK HDAC-IN-2, a potent 2-amino-4-phenylaminopyrimidine dual-target inhibitor, effectively suppresses JAK1 2 and HDAC3 6 at nanomolar concentrations. This compound exhibits proapoptotic properties, inhibits histone deacetylation, and impedes STAT3 phosphorylation, demonstrating notable antiproliferative activity against various hematological malignancies and solid tumors [1].

JAK-IN-30 (compound 31) is a water-soluble Janus kinase (JAK) inhibitor with IC50 values of 2 nM for JAK2, 15 nM for JAK1, 18 nM for JAK3, and 2 nM for TYK2, identified for its research potential in treating dry eye disease (DED) [1].

JAK-2 3-IN-2 (Compound 3h) is a potent dual inhibitor of JAK2 and JAK3, exhibiting inhibitory activity with IC50 values of 23.85 nM and 18.9 nM against JAK2 and JAK3, respectively [1].

JAK1 TYK2-IN-1 is a dual inhibitor of TYK2 [IC50 = 29 nM] and JAK1 (IC50 = 41 nM).

JAK1-IN-8, a specific inhibitor of Janus kinase 1 (JAK1, IC50<500 nM).

JAK-IN-24, a JAK inhibitor, exhibits IC50 values of 0.534 nM and 24 nM in the presence of 4 μM and 1 mM ATP, respectively. Additionally, it effectively inhibits STAT5 phosphorylation induced by PBMC IL-15 with an IC50 of 86.171 nM.

JAK1-IN-9 (compound 23a) is a potent, selective JAK1 inhibitor with an IC50 of 72 nM, exhibiting over 12-fold selectivity against other JAK family members [1].

JAK-2- 3-IN-3 (compound ST4j) is a potent inhibitor of JAK2 3, with IC50 values of 13.00 and 14.86 nM for JAK2 and JAK3, respectively. It inhibits JAK2 autophosphorylation, induces apoptosis in a time- and dose-dependent manner, and can be used in lymph-derived diseases and leukemia research [1].

JAK-IN-33 (Compound 3 (R)) is a selective inhibitor of the Janus kinase (JAK) family [1].

JAK2/FLT3-IN-1 has anti-cancer activity. JAK2/FLT3-IN-1 is a potent and orally effective dual JAK2/FLT3 (Janus kinase 2/ FMS-like tyrosine kinase 3) inhibitor with IC50 values of 0.7 nM, 4 nM, 26 nM and 39 nM for JAK2, FLT3, JAK1 and JAK3, respectively.

Upadacitinib is a potent and selective JAK inhibitor. Upadacitinib is approximately 74 fold selective for Jak1 over Jak2 in cellular assays dependent on specific, relevant cytokines. Upadacitinib demonstrates efficacy in rat arthritis models.