2I7O:
reference: Tryptophan-accelerated electron flow through proteins., Shih C, Museth AK, Abrahamsson M, Blanco-Rodriguez AM, Di Bilio AJ, Sudhamsu J, Crane BR, Ronayne KL, Towrie M, Vlcek A Jr, Richards JH, Winkler JR, Gray HB, Science. 2008 Jun 27;320(5884):1760-2. PMID: 18583608

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