Patents by Inventor Christian E. Schafmeister
Christian E. Schafmeister has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10487110Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein the peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting the peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting the crosslinked stabilized ?-helical structure with MDM2.Type: GrantFiled: March 9, 2018Date of Patent: November 26, 2019Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Publication number: 20180305400Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: ApplicationFiled: March 9, 2018Publication date: October 25, 2018Applicant: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Patent number: 9951099Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein the peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting the peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting the crosslinked stabilized ?-helical structure with MDM2.Type: GrantFiled: October 6, 2016Date of Patent: April 24, 2018Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Publication number: 20170088581Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: ApplicationFiled: October 6, 2016Publication date: March 30, 2017Applicant: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Patent number: 9505801Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein the peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting the peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting the crosslinked stabilized ?-helical structure with MDM2.Type: GrantFiled: October 31, 2013Date of Patent: November 29, 2016Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Patent number: 8895699Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein the peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting the peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized a-helical structure; and (2) contacting the crosslinked stabilized a-helical structure with MDM2.Type: GrantFiled: November 19, 2012Date of Patent: November 25, 2014Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Patent number: 8895739Abstract: Functionalized bis-peptides as well as other amide-containing compounds are obtained by acylation of hindered amines. The functionalized bis-peptides are useful as shape-programmable nanostructures that are immune to denaturation and that contain arrays of functional groups having designed catalytic, protein-binding and/or sensor capabilities.Type: GrantFiled: January 14, 2011Date of Patent: November 25, 2014Assignees: Temple University of the Commonwealth System of Higher Education, University of Pittsburgh of the Commonwealth System of Higher EducationInventors: Christian E. Schafmeister, Zachary Z. Brown
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Publication number: 20140162339Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: ApplicationFiled: October 31, 2013Publication date: June 12, 2014Applicant: PRESIDENT AND FELLOWS OF HARVARD COLLEGEInventors: GREGORY L. VERDINE, CHRISTIAN E. SCHAFMEISTER
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Publication number: 20130237685Abstract: Provided is a macromolecule comprising two or more functionalized bis-peptides connected by one or more linkers, and methods of making thereof. In some embodiments, the functionalized bis-peptides are covalently attached to one or more functionalized bis-peptides to form linear strings of functionalized bis-peptides, macrocycles of functionalized bis-peptides, three-dimensional networks of functionalized bis-peptides, and combinations of any of these. Also provided is a macromolecule comprising two or more bis-peptides connected by one or more linkers, and methods of making thereof. In some embodiments, the bis-peptides comprise non-functionalized bis-peptides, functionalized bis-peptides or a combination of both functionalized and non-functionalized bis-peptides. In some embodiments, the bis-peptides are covalently attached to one or more bis-peptides to form linear strings of bis-peptides, macrocycles of bis-peptides, three-dimensional networks of bis-peptides, and combinations of any of these.Type: ApplicationFiled: November 16, 2011Publication date: September 12, 2013Applicants: University Of Pittsburgh - Of The Commonwealth System Of Higher Education, Temple University - Of The Commonwealth System Of Higher EducationInventors: Christian E. Schafmeister, Matthew F. Parker
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Patent number: 8324428Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: GrantFiled: June 8, 2010Date of Patent: December 4, 2012Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Publication number: 20110184171Abstract: Functionalized bis-peptides as well as other amide-containing compounds are obtained by acylation of hindered amines. The functionalized bis-peptides are useful as shape-programmable nanostructures that are immune to denaturation and that contain arrays of functional groups having designed catalytic, protein-binding and/or sensor capabilities.Type: ApplicationFiled: January 14, 2011Publication date: July 28, 2011Applicants: TEMPLE UNIVERSITY OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION, UNIVERSITY OF PITTSBURGH OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATIONInventors: Christian E. Schafmeister, Zachary Z. Brown
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Publication number: 20110028753Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: ApplicationFiled: June 8, 2010Publication date: February 3, 2011Applicant: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Patent number: 7786072Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: GrantFiled: June 9, 2005Date of Patent: August 31, 2010Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Patent number: 7192713Abstract: The present invention provides novel stabilized crosslinked compounds having secondary structure motifs, libraries of these novel compounds, and methods for the synthesis of these compounds libraries thereof. The synthesis of these novel stabilized compounds involves (1) synthesizing a peptide from a selected number of natural or non-natural amino acids, wherein said peptide comprises at least two moieties capable of undergoing reaction to promote carbon-carbon bond formation; and (2) contacting said peptide with a reagent to generate at least one crosslinker and to effect stabilization of a secondary structure motif. The present invention, in a preferred embodiment, provides stabilized p53 donor helical peptides. Additionally, the present invention provides methods for disrupting the p53/MDM2 binding interaction comprising (1) providing a crosslinked stabilized ?-helical structure; and (2) contacting said crosslinked stabilized ?-helical structure with MDM2.Type: GrantFiled: May 18, 2000Date of Patent: March 20, 2007Assignee: President and Fellows of Harvard CollegeInventors: Gregory L. Verdine, Christian E. Schafmeister
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Publication number: 20040082783Abstract: The present invention provides molecular building blocks of rigid bis(amino acids). The molecular building blocks can be linked together through the formation of rigid diketopiperazine rings, to provide oligomers having the desired three dimensional structure. Oligomers formed from the basic building blocks are also disclosed.Type: ApplicationFiled: July 2, 2003Publication date: April 29, 2004Inventor: Christian E. Schafmeister
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Publication number: 20040077879Abstract: The present invention provides molecular building blocks of rigid bis(amino acids). The molecular building blocks can be linked together through the formation of rigid diketopiperazine rings, to provide the desired three dimensional structure. Also provided is method of synthesizing macromolecules from the bis (amino acid) building blocks.Type: ApplicationFiled: July 5, 2003Publication date: April 22, 2004Inventor: Christian E. Schafmeister