. "Edited: Garapati, P V, Jassal, B, 2008-11-24 10:14:27"^^ . "Reviewed: Heldin, CH, 2008-11-23 19:29:34"^^ . "Authored: Garapati, P V, Jassal, B, 2008-11-24 10:14:27"^^ . "Grb7 an adapter protein contains a single SH2 domain, a pleckstrin homology (PH) domain, and a proline-rich region. Similar to Grb2, Grb7 interacts with phosphorylated tyrosines in pYXNX motifs, including Tyr716 and Tyr775 of the PDGF beta-receptor."^^ . . . . . . . . "Grb7 binds to the active PDGF receptor"^^ . . . .