This sequence, DADEpYLIPQQG, is from an autophosphorylation site (Tyr992) of epidermal growth factor receptor (EGFR). An excellent substrate for mammalian PTP1B with Km=3.9 µM ) and Yersinia PTPase. May be used in non-radioactive phosphatase assays incorporating the BIOMOL GREENTM reagent. Product Specification Alternative Name:PTP1B substrate, [pTyr992] EGF receptor (988-998)] EGFR (988-998), [pTyr992] EGF receptor (988-998)] Epidermal growth factor receptor (988-998) Sequence:Asp-Ala-Asp-Glu-pTyr-Leu-Ile-Pro-Gln-Gln-Gly MW:1330.3 Long Term Storage:-20°C