Tyrosyl-tRNA synthetase, cytoplasmic (EC 6.1.1.1)(Tyrosyl--tRNA ligase)(TyrRS); Catalyzes the attachment of tyrosine to tRNA(Tyr) in a two-step reaction- tyrosine is first activated by ATP to form Tyr- AMP and then transferred to the acceptor end of tRNA(Tyr) (By similarity) (564 aa)