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One fold to rule them all: New heterogeneous aliphatic backbone foldamers belonging to the γ-peptide superfamily and containing various combinations of urea/amide (U/A) and urea/carbamate (U/C) units are reported. Structural studies at atomic resolution reveal hydrogen-bonded helical structures akin to that formed by cognate Un homooligomers.
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Pendem et al. (2013) studied this question.
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