SphK

SphK inhibitors block the lipid kinases that turn sphingosine into sphingosine-1-phosphate (S1P). Murine sphingosine kinase 1 (SphK1) was cloned in 1998, and a second isoform, sphingosine kinase 2 (SphK2), followed in 2000. The two enzymes differ in tissue distribution and subcellular location. By phosphorylating sphingosine, they shift the balance away from ceramide and sphingosine toward S1P, which acts on cell surface receptors and inside cells. PF-543, reported in 2012 as a selective SphK1 inhibitor, lowers cellular S1P levels. SK1-IN-1 also targets SphK1, while K145 and opaganib inhibit SphK2 and SKI-II acts on both isoforms. MHP is listed as an activator of SphK1 rather than an inhibitor.

Items 26-29 of 29

  • SLR080811
    Cat. No.
    A65536

    SLR080811

    SLR080811 is a selective inhibitor of sphingosine kinase 2 (SphK2), with an inhibition constant (Ki) of 1.3 μM and approximately 10-fold selectivity over sphingosine kinase 1 (SphK1) with a Ki of 12 μM. This compound effectively reduces sphingosine 1-phosphate (S1P) levels in vitro, while also promoting a SphK1-dependent increase in S1P in in vivo mouse models. SLR080811 is suitable for research applications related to cancer and fibrosis, offering valuable insights into the role of sphingosine kinases in these disease processes.

    Out of stock

    All 3 sizes
  • (R)-FTY720-OMe
    Cat. No.
    A65537

    (R)-FTY720-OMe

    (R)-FTY720-OMe is a selective inhibitor of sphingosine kinase 2 (SphK2), exhibiting an IC50 of 16.5 μM. This compound is valuable in research applications related to cancer, fibrosis, Alzheimer's disease, and sickle cell disease. Its ability to modulate sphingolipid metabolism makes it an important tool for studying these pathological conditions and their underlying mechanisms.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes
  • VT-ME6
    Cat. No.
    A65538

    VT-ME6

    VT-ME6 is a selective inhibitor of sphingosine kinase 2 (SphK2), demonstrating a Ki value of 8 µM. This compound plays a pivotal role in the study of inflammatory diseases by modulating sphingolipid metabolism. Its specificity for SphK2 allows researchers to explore mechanisms underlying inflammation and related pathologies, making it a valuable tool for biochemical and pharmacological investigations.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes
  • Opaganib hydrochloride
    Cat. No.
    A65540

    Opaganib hydrochloride

    Synonyms: ABC294640 hydrochloride

    Opaganib hydrochloride is a selective, competitive inhibitor of sphingosine kinase 2 (SK2) with a Ki of 9.8 μM. This compound is valuable in studying sphingosine metabolism and signaling pathways. Its biological activities make it a potential therapeutic agent in various cancer models and inflammatory diseases. Researchers can utilize Opaganib hydrochloride to investigate the role of SK2 in disease progression and to explore novel treatment strategies.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes

Items 26-29 of 29

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