@misc{indiciaed8f1fd275f11, title = {Genetic code: introducing pyrrolysine.}, author = {Michael Ibba and Dieter Söll}, year = {2002}, doi = {10.1016/s0960-9822(02)00947-8}, url = {https://pubmed.ncbi.nlm.nih.gov/12121639/}, note = {Source identifier: 12121639} }