Making molecules that make molecules

‘Sequence-Specific Peptide Synthesis by an Artificial Small-Molecule Machine’ B. Lewandowski, G. De Bo, J. W. Ward, M. Papmeyer, S. Kuschel, M. J. Aldegunde, P. M. E. Gramlich, D. Heckmann, S. M. Goldup, D. M. D’Souza, A. E. Fernandes and D. A. Leigh, Science, 339, 189-193 (2013). Full Article. News & Views. Video.