OMeYRS RS/tRNA Pair Development Year 2013 ncAA(s) Incorporated O-methyl-L-tyrosine m-Acetyl-L-phenylalanine p-azido-L-phenylalanine (pAzF) p-iodo-L-phenylalanine p-bromo-L-phenylalanine para-nitro-L-phenylalanine 2-Cyano-L-phenylalanine O-propargyl-L-tyrosine