产品名称
Tyrosine Phosphopeptide (RRLIEDAEpYAARG],
manufacturer/tradename
Upstate®
technique(s)
activity assay: suitable
shipped in
wet ice
Quality Level
Analysis Note
Routinely evaluated by using the phosphopeptide as a substrate for PTP-1B, agarose (14-109) in conjunction with a non-radioactive malachite green phosphate detection system (17-125).
Biochem/physiol Actions
Protein Target: PTP-1B
Preparation Note
Lyophilized: Stable for 2 years at 4°C; Rehydrated: Stable for 1 year at -20°C.
Legal Information
UPSTATE is a registered trademark of Merck KGaA, Darmstadt, Germany
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Substrate specificity of the protein tyrosine phosphatases
Zhang, Z. Y., et al
Proceedings of the National Academy of Sciences of the USA, 90, 4446-4450 (1993)
J J Perez-Villar et al.
Molecular and cellular biology, 19(4), 2903-2912 (1999-03-19)
The negative regulation of T- or B-cell antigen receptor signaling by CD5 was proposed based on studies of thymocytes and peritoneal B-1a cells from CD5-deficient mice. Here, we show that CD5 is constitutively associated with phosphotyrosine phosphatase activity in Jurkat
Phosphorylated synthetic peptides as tools for studying protein phosphatases.
L A Pinna et al.
Biochimica et biophysica acta, 1222(3), 415-431 (1994-07-21)
K W Harder et al.
The Biochemical journal, 298 ( Pt 2), 395-401 (1994-03-01)
The intracellular domain of human protein tyrosine phosphatase beta (HPTP beta) (44 kDa) was expressed in bacteria, purified using epitope 'tagging' immunoaffinity chromatography, and characterized with respect to kinetic profile, substrate specificity and potential modulators of enzyme activity. A chromogenic
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