. "Reviewed: Antonellis, A, 2008-12-02 16:58:45"^^ . "Authored: D'Eustachio, P, 2008-11-29 15:41:00"^^ . "Edited: D'Eustachio, P, 2008-11-29 15:41:00"^^ . "FARS (cytosolic phenylalanyl tRNA synthetase) catalyzes the reaction of phenylalanine, tRNA(Phe), and ATP to form Phe-tRNA(Phe), AMP, and pyrophosphate. The enzyme, a class II tRNA synthetase, is a heterotetramer of two alpha and two beta subunits (Moor et al. 2002)."^^ . . . . . . "phenylalanine + tRNA(Phe) + ATP => Phe-tRNA(Phe) + AMP + pyrophosphate"^^ . "6.1.1.20"^^ . . . . . . .