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Human STK3 (Serine, Threonine Protein Kinase 3) ELISA Kit

Human STK3 (Serine, Threonine Protein Kinase 3) ELISA Kit

The Human (STK3) Serine, Threonine Protein Kinase 3 ELISA Kit measures Serine,Threonine Protein Kinase 3 in samples. The plate has been pre-coated with Human STK3 antibody. STK3 present in the sample is added and binds to antibodies coated on the wells. And then biotinylated Human STK3 Antibody is added and binds to STK3 in the sample. Then Streptavidin-HRP is added and binds to the Biotinylated STK3 antibody. After incubation unbound Streptavidin-HRP is washed away during a washing step. Substrate solution is then added and color develops in proportion to the amount of Human STK3. The reaction is terminated by addition of acidic stop solution and absorbance is measured at 450 nm.

Catalog No: E4163hu
Regular price $595.00 USD
Regular price $458.00 USD Sale price $595.00 USD
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2.5 weeks
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Product Details

Species Reactivity Human
Sensitivity 0.09 ng/mL
Detection Range 0.2-70 ng/mL
Sample Type Serum, plasma, cell culture supernates
Incubation(s) 1.5 hour(s)
Research Areas Enzyme & Kinase
Background Stress-activated, pro-apoptotic kinase which, following caspase-cleavage, enters the nucleus and induces chromatin condensation followed by internucleosomal DNA fragmentation. Key component of the Hippo signaling pathway which plays a pivotal role in organ size control and tumor suppression by restricting proliferation and promoting apoptosis. The core of this pathway is composed of a kinase cascade wherein STK3/MST2 and STK4/MST1, in complex with its regulatory protein SAV1, phosphorylates and activates LATS1/2 in complex with its regulatory protein MOB1, which in turn phosphorylates and inactivates YAP1 oncoprotein and WWTR1/TAZ. Phosphorylation of YAP1 by LATS2 inhibits its translocation into the nucleus to regulate cellular genes important for cell proliferation, cell death, and cell migration. STK3/MST2 and STK4/MST1 are required to repress proliferation of mature hepatocytes, to prevent activation of facultative adult liver stem cells (oval cells), and to inhibit tumor formation. Phosphorylates NKX2-1 (By similarity). Phosphorylates NEK2 and plays a role in centrosome disjunction by regulating the localization of NEK2 to centrosome, and its ability to phosphorylate CROCC and CEP250. In conjunction with SAV1, activates the transcriptional activity of ESR1 through the modulation of its phosphorylation. Positively regulates RAF1 activation via suppression of the inhibitory phosphorylation of RAF1 on 'Ser-259'. Phosphorylates MOBKL1A and RASSF2. Phosphorylates MOBKL1B on 'Thr-74'. Acts cooperatively with MOBKL1B to activate STK38. Source: UniProt Consortium (2025)
Shipping Condition Shipped on cold gel packs.
Storage Condition and Shelf Life 2-8C
Analyte Serine,Threonine Protein Kinase 3
Regulatory Status For Research Use Only
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