The phosphorylation of two tandem tyrosine residues (Y663 and Y686) within the cytoplasmic domain of PECAM-1 is required for the downstream signalling events observed following PECAM-1 ligation. Both SH2 domains of SHP-1 are required in tandem to bind PECAM-1.
Gamble, JR, Hua, CT, Vadas, MA, Jackson, DE
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