tokens: Furthermore , a pTyr317 Shc phosphopeptide selectively recognized Grb2 , Sos1 , SHIP , and the p85 subunit of phosphatidylinositol 3 ' kinase from mast cells , as characterized by mass spectrometry .
folded_tokens: furthermore , a ptyr317 shc phosphopeptide selectively recognize grb2 , sos1 , ship , and the p85 subunit of phosphatidylinositol 3 ' kinase from mast cell , as characterize by mass spectrometry .