p-benzoylPheRS-1 (EcBpaRS) RS/tRNA Pair Development Year 2003 ncAA(s) Incorporated p-benzoyl-L-phenylalanine (Bpa)
p-iodoPhe-RS2 (POLY RS) RS/tRNA Pair Development Year 2013 ncAA(s) Incorporated p-iodo-L-phenylalanine p-boronophenylalanine