2HH0:
reference: Directed evolution of an anti-prion protein scFv fragment to an affinity of 1 pM and its structural interpretation., Luginbuhl B, Kanyo Z, Jones RM, Fletterick RJ, Prusiner SB, Cohen FE, Williamson RA, Burton DR, Pluckthun A, J Mol Biol. 2006 Oct 13;363(1):75-97. Epub 2006 Jul 21. PMID: 16962610

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