1F2N:
reference: 3D domain swapping modulates the stability of members of an icosahedral virus group., Qu C, Liljas L, Opalka N, Brugidou C, Yeager M, Beachy RN, Fauquet CM, Johnson JE, Lin T, Structure Fold Des 2000 Oct 15;8(10):1095-103. PMID: 11080631

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