| 4TQD: reference: Polyspecific pyrrolysyl-tRNA synthetases from directed evolution., Guo LT, Wang YS, Nakamura A, Eiler D, Kavran JM, Wong M, Kiessling LL, Steitz TA, O'Donoghue P, Soll D, Proc Natl Acad Sci U S A. 2014 Nov 10. pii: 201419737. PMID: 25385624 |
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