MHC-I restricted epitopes containing non-natural amino acid residues

US9109007B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9109007-B2
Application numberUS-201113817261-A
CountryUS
Kind codeB2
Filing dateAug 18, 2011
Priority dateAug 18, 2010
Publication dateAug 18, 2015
Grant dateAug 18, 2015

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  2. Abstract

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  5. First independent claim

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Abstract

Official abstract text for this publication.

The invention provides for the synthesis of more effective generators of a T-cell immune response by providing peptide derivatives that are MHC class I-restricted antigens. The peptide derivatives of the present invention are prepared or derived from a parent peptide of 8 to 11 amino acid residues in length, wherein the peptide derivative contains a non-natural amino acid substituted in place of a naturally-occurring amino acid residue at one or more primary anchor positions in the parent peptide or at position 6, position 7, or the C-terminus. The exemplary polypeptides are derived from the survivin, hTERT, CYP1B1 and MART-1 antigens.

First claim

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The invention claimed is: 1. A peptide derivative having the general formula A-X aa -GIGILTV (SEQ ID NO:3), wherein X aa is a non-natural amino acid that provides increased conformational constraint in the peptide derivative compared to the conformational constraint present in the parent peptide having amino acid sequence AAGIGILTV (SEQ ID NO:1), wherein X aa is selected from the group consisting of [c3a], [c5g], [chg], [cpg], [dfb], [dhl], [phg], and [sta]. 2…

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What does patent US9109007B2 cover?
The invention provides for the synthesis of more effective generators of a T-cell immune response by providing peptide derivatives that are MHC class I-restricted antigens. The peptide derivatives of the present invention are prepared or derived from a parent peptide of 8 to 11 amino acid residues in length, wherein the peptide derivative contains a non-natural amino acid substituted in place o…
Who is the assignee on this patent?
Kyle Donald J, Soltis Daniel A, Tussey Lynda G, and 1 more
What technology area does this patent fall under?
Primary CPC classification C07K7/06. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Aug 18 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).