(en) Blight, S.K., Larue, R.C., Mahapatra, A., Longstaff, D.G., Chang, E., Zhao, G., Kang, P.T., Green-Church, K.B., Chan, M.K. and Krzycki, J.A., « Direct charging of tRNA(CUA) with pyrrolysine in vitro and in vivo », Nature, vol. 431, , p. 333–335 (PMID15329732, DOI10.1038/nature02895)
(en) Polycarpo, C., Ambrogelly, A., Bérubé, A., Winbush, S.M., McCloskey, J.A., Crain, P.F., Wood, J.L. and Söll, D., « An aminoacyl-tRNA synthetase that specifically activates pyrrolysine », Proc. Natl. Acad. Sci. USA, vol. 101, , p. 12450–12454 (PMID15314242, PMCID515082, DOI10.1073/pnas.0405362101)
(en) Schimmel, P. and Beebe, K., « Molecular biology: genetic code seizes pyrrolysine », Nature, vol. 431, , p. 257–258 (PMID15372017, DOI10.1038/431257a)