A O M P K Z Y Q V D R L B C E F G H S N U J X I T W phy: - - - - - - y q v d r l b - e f g h - n - - - - - - - 17 ------yqvdrlb-efgh-n------ Dtd [J] COG1490 D-Tyr-tRNAtyr deacylase