. "dataSource ADDED by a reasoner: http://pid.nci.nih.gov/biopaxpid_886"^^ . . . . . . . . . . . . . . . . . . . . . . . . . . . "Ligand/B2AR/G-gamma/G-beta/PKA/CFTR/Ezrin/EBP50/EBP50"^^ .