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. 2016 Feb 29;6:22286. doi: 10.1038/srep22286

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Copyright © 2016, Macmillan Publishers Limited

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3d reconstructions of two transmembrane proteins, (a) cytochrome B from Bos taurus and (b) sucrose porin from Salmonella enterica carrying α-helixes and β-sheets in their secondary structure, respectively. The structures were predicted using the Phyre2 molecular modeling algorithm²⁰.