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Surfaces of virus 1f2n. (a) VMD surface constructed via symmetry (colors indicate amino acid residues); (b) PDE transform surface constructed via symmetry (t = 104, 2m = 6, colors indicate symmetric elements); (c) PDE transform surface constructed via symmetry (t = 105, 2m = 6, colors indicate symmetric elements); (d) PDE transform surface constructed via symmetry (t = 106, 2m = 6, colors indicate symmetric elements);.
