2KXD:
reference: [NMR structure and dynamics of the chimeric protein SH3-F2]., Kutyshenko VP, Gushchina LV, Khristoforov VS, Prokhorov DA, Timchenko MA, Kudrevatykh IuA, Fediukina DV, Filimonov VV, Mol Biol (Mosk). 2010 Nov-Dec;44(6):1064-74. PMID: 21290828

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