β-peptides
AssigneeYale University
InventorsAlanna Schepartz Shrader, Scott A. Hart, Joshua A. Kritzer, Olen M. Stephens
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Abstract
β-peptide regions of polypeptides can serve as structural mimics of α-helices in wild type proteins. Because α-helices of one protein often bind to a target protein in a biological pathway, a polypeptide that contains a helical β-peptide region can be used to disrupt this type of protein-protein binding. As a result, polypeptides that contain a helical β-peptide region can be used to treat conditions involving this type of protein-protein binding, such as viral infections and cell proliferation.
Claims4
An isolated β-peptide, wherein the isolated β-peptide comprises:
- (a) the sequence (I):
- (β3Orn)-X2-(β3-Leu)-(β3-Glu)-X5-(β3-Trp)-(β3-Orn)-X8-(β3-Phe)-(β3-Glu) (I)
- wherein each X2, X5 or X8 are independently selected from the group consisting of α-Gly, β3-Ala, β3-Asp, β3-Ile, β3-Lys, β3-Phe, β3-Thr, β3-Trp, β3-Tyr and β3-Val, or
- (b) the isolated β-peptide of sequence (I) wherein one β-amino acid is replaced by another β-amino acid.
Dependencies are inferred from the claim text.