. "Reviewed: Abdul-Sater, AA, Schindler, C, 2010-08-17"^^ . "Edited: Garapati, P V, 2010-07-07"^^ . "Authored: Garapati, P V, 2010-07-07"^^ . "STAT2 recruited to the IFNAR1 subunit then becomes tyrosine phosphorylated on residue 690 by TYK2 kinase. This phosphotyrosine provides a docking site for recruitment of STAT1 to IFNAR1, which is then tyrosine phosphorylated and activated."^^ . . . . . . . . "Phosphorylation of STAT2"^^ . "2.7.10"^^ . . . . .