STAT3 Blocking Peptide (Signal Transducer and Activator of Transcription 3, Acute-phase Response Factor, APRF)

Catalog No : USB-S7971-01U1
389.67€
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Product name STAT3 Blocking Peptide (Signal Transducer and Activator of Transcription 3, Acute-phase Response Factor, APRF)
Catalog No USB-S7971-01U1
Supplier’s Catalog No S7971-01U1
Supplier US Biologicals
Source antigen
Reactivity
Cross reactivity
Applications
Molecular weight
Storage -20°C
Other names
Grade Purified
Purity Purified
Form Supplied as a liquid in PBS, pH 7.2, 1% BSA, 0.02% thimerosal, 50% glycerol.
Reactivity life 12 months
Note For reserch purpose only
Purity Purified
Description Blocking Peptide for S7971-01U STAT 3 (Signal Transducer and Activator of Transcription 3, STAT3). Stat3 is a key signaling molecule for many cytokines and growth-factor receptors (1), and is required for murine fetal development (2). Additionally, Stat3 is constitutively activated in a number of human tumors (3,4) and possesses oncogenic potential (5) and anti-apoptotic activities (3). Stat3 is activated by phosphorylation at Tyr705, which induces dimerization, nuclear translocation and DNA binding (6,7). Transcriptional activation seems to be regulated by phosphorylation at Ser727 via the MAPK or mTOR pathway (8,9). Stat3 isoform expression appears to reflect biological function: the relative expression levels of Stat3a (86 kD) and Stat3b (79kD) depend on cell type, ligand exposure or maturation stage of the cells (10). It is notable that Stat3b lacks the serine phosphorylation site within the carboxy-terminal transcriptional activation domain (8). Source: Synthetic peptide surrounding aa73 of rat Stat3. Applications: Suitable for use in ELISA and Antibody Blocking. Other applications not tested. Recommended Dilution: ELISA: 1ug peptide/1ug antibody for 30-60 minutes at 37°C. Antibody Blocking: 1ug peptide/1ug antibody for 30-60 minutes at 37°C. Optimal dilutions to be determined by the researcher. Storage and Stability: May be stored at 4°C for short-term only. For long-term storage, aliquot and store at -20°C. Aliquots are stable for at least 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.