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Design of peptides with α,β-dehydro-residues: Synthesis and crystal structure of a tetrapeptide Boc-Ala-ΔPhe-ΔPhe-Phe-OCH3

✍ Scribed by Rishi K. Somvanshi; Vijay K. Goel; Sharmistha Dey; Tej P. Singh

Publisher: Springer
Year: 2005
Tongue: English
Weight: 383 KB
Volume: 35
Category: Article
ISSN: 1572-8854
DOI: 10.1007/s10870-005-3884-y

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## Abstract The structures of two dehydropentapeptides, Boc–Pro–ΔPhe–Val–ΔPhe–Ala–OMe (**I**) and Boc–Pro–ΔPhe–Gly–ΔPhe–Ala–OMe (**II**) (Boc: __t__‐butoxycarbonyl), have been determined by nuclear magnetic resonance (NMR), circular dichroism (CD), and X‐ray crystallographic studies. The peptide **

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