Phospho-PTPRA-Tyr789 Rabbit Polyclonal Antibody
No Size Price Availability  
ARP5786P-21 50ul 1500.00 In Stock
ARP5786P-21 100ul 2000.00 In Stock
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Source: Rabbit Gene Id: 5786
Isotype: / Swiss Prot: P18433
purity: Affinity purification
Background:
PTPα (PTPRA) is a transmembrane receptor tyrosine phosphatase implicated in the regulation of Src family kinases during the G2 to mitosis entry point. Two identified splice variants differ in the size of the extracellular region; the shorter form appears to be ubiquitously expressed while the larger protein is more limited in distribution (1). The cytoplasmic region of PTPα contains two putative catalytic domains. One phosphatase domain (D1) exhibits catalytic activity while the other (D2) may regulate phosphatase activity by allowing receptor dimer formation (2,3). PTPα is a physiological regulator of Src and Src family kinases (4). Constitutive phosphorylation of the carboxy-terminal Tyr789 of PTPα is essential for dephosphorylation of Src at Tyr527. Phosphorylation of PTPα at this residue also allows binding of the Grb2 inhibitor, restricting PTPα activation of Src (5,6). PKC-mediated phosphorylation of the PTP at Ser180 and Ser204 also increases PTPα phosphatase activity (7).
Reactivity Human, Monkey, Mouse, Rat
Tested applications WB IP
Clonality Polyclonal Antibody
Calculated MW 145 kDa
Recommended Dilutions
WB 1:1000
Immunogen A synthetic phosphopeptide corresponding to residues surrounding Tyr789 of human PTPα
Storage Store at -20°C in 10 mM sodium HEPES (pH 7.5), 150 mM NaCl, 100 µg/ml BSA and 50% glycerol. Avoid freeze/thaw cycles.
Synonym HEPTP, HLPR, HPTPA, HPTPalpha, LRP, PTPA, PTPRL2, R-PTP-alpha, RPTPA
This product is for research use only, not for diagnostic or therapeutic use!

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