3FI0:
reference: Independent saturation of three TrpRS subsites generates a partially assembled state similar to those observed in molecular simulations., Laowanapiban P, Kapustina M, Vonrhein C, Delarue M, Koehl P, Carter CW Jr, Proc Natl Acad Sci U S A. 2009 Feb 10;106(6):1790-5. Epub 2009 Jan 27. PMID: 19174517

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