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Acta Cryst. (2014). C70, 405-407
[ doi:10.1107/S2053229614005567 ]

The peptide Z-Aib-Aib-Aib-L-Ala-OtBu

R. Gessmann, H. Brückner and K. Petratos

Synopsis: A peptide is reported which is a left-handed helix with a right-handed conformation in the fourth residue, which is the only chiral residue. There are two 4[rightwards arrow]1 intra­molecular hydrogen bonds. In the crystal structure, mol­ecules are linked by hydrogen bonds along the c axis.

Formula: C27H42N4O7

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