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Chemistry: Natural Resins Or Derivatives; Peptides Or Proteins; Lignins Or Reaction Products Thereof > Peptides Of 3 To 100 Amino Acid Residues > Synthesis Of Peptides Synthesis Of PeptidesSynthesis Of Peptides patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.01/04/07 - 20070004905 - Solid-phase peptide synthesis and agent for use in such synthesis The present invention relates to an improved process for the production of peptides by solid-phase synthesis. The invention also relates to agents which are useful in solid-phase peptide synthesis. ... 11/02/06 - 20060247417 - Ligation method A method of ligating two or more molecules, for example, peptides to peptides or peptides to labels is provided. The method may comprise the steps: a) providing a first oligopeptide having a reactive moiety, which is a hydrazine moiety, a hydrazide moiety or an amino-óxy moiety b) providing a second ... 10/26/06 - 20060241283 - Volatilizable solid phase supports for compound synthesis A solid phase synthetic method is disclosed in which the usual solid phase synthetic steps are carried out and the spent solid phase support is reacted to form a volatilizable compound upon cleavage of the reaction product from the solid phase support. The cleaved product is then separated from the ... 10/26/06 - 20060241282 - Method of peptide synthesis A method for synthesizing a given peptide or its derivative which contains a proline residue or a proline derivative, at proximity to, or at, the C-terminal end of said peptide is provided. The method comprises a) synthesizing on a first resin a C-terminal portion of said peptide, or its derivative, ... 09/28/06 - 20060217534 - Bis (amino acid) molecular scaffolds 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. ... 09/28/06 - 20060217533 - Production of n-acyl compounds A process for producing a compound containing an acylated nitrogen atom in which the adduct compound formed from an N-protonated cation and a chloride, bromide or iodide anion or the free nitrogen base is reacted with an acyl halide, preferably an acyl chloride, in the presence of an acid that ... 09/28/06 - 20060217532 - Compositions containing, methods involving, and uses of non-natural amino acids and polypeptides Disclosed herein are non-natural amino acids and polypeptides that include at least one non-natural amino acid, and methods for making such non-natural amino acids and polypeptides. The non-natural amino acids, by themselves or as a part of a polypeptide, can include a wide range of possible functionalities, but typical have ... 09/07/06 - 20060199945 - Solid-phase synthesis is a capillary The invention provides, inter alia, methods for synthesizing a molecule on the channel surface of a capillary, comprising the steps of: (i) covalently attaching a first chemical entity to the channel surface of a capillary; and (ii) covalently attaching a second chemical entity to the first chemical entity, wherein the ... 08/31/06 - 20060194948 - Chemical processes by the use of combinations of solvents capable of taking reversibly homogeneously mixed state and separated state dependently on temperature (Purpose) Providing a solvent set preferable for use as miscible-multiphase organic solvent system. While the miscible temperature of a solvent system is dropped by using a mixture solvent of plural solvents in the related art, the temperature can be dropped by a single solvent. Providing a solvent set appropriate for ... 07/06/06 - 20060149035 - Method for the synthesis and selective biocatalytic modification of peptides, peptide mimetics and proteins The present invention relates to a method for the synthesis of peptides, peptide mimetics and/or proteins and/or for the selective N-terminal modification of peptides, peptide mimetics and/or proteins, with the steps of: a) providing an amino component, said amino component having at least one amino acid, b) providing a carboxyl ... 06/15/06 - 20060128943 - Maleimidyl-containing material and production method thereof wherein A denotes a spacer containing an amino acid or a peptide spacer P. Also, the invention provides a production method of the above-mentioned maleimidyl-containing material involving a step of reacting a material containing an amino acid or a peptide chain with a compound containing a maleimido group. ... 03/02/06 - 20060047105 - Polymer-supported reagent for the preparation of disulfide-bridged peptides wherein {circle around (R)} is a cross-linked ethoxylate acrylate resin polymer. Methods of making and using this reagent are also described herein. ... 02/02/06 - 20060025569 - Microwave-assisted peptide synthesis An instrument and process for accelerating the solid phase synthesis of peptides is disclosed. The method includes the steps of deprotecting a protected first amino acid linked to a solid phase resin by admixing the protected linked acid with a deprotecting solution in a microwave transparent vessel while irradiating the ... 02/02/06 - 20060025568 - Microwave-assisted peptide synthesis An instrument and process for accelerating the solid phase synthesis of peptides is disclosed. The method includes the steps of deprotecting a protected first amino acid linked to a solid phase resin by admixing the protected linked acid with a deprotecting solution in a microwave transparent vessel while irradiating the ... 02/02/06 - 20060025567 - Microwave-assisted peptide synthesis An instrument and process for accelerating the solid phase synthesis of peptides is disclosed. The method includes the steps of deprotecting a protected first amino acid linked to a solid phase resin by admixing the protected linked acid with a deprotecting solution in a microwave transparent vessel while irradiating the ... 01/05/06 - 20060004185 - Peptide antibiotics and peptide intermediates for their prepartion Novel protected cyclopeptide intermediates are prepared from polymyxin B are used to synthesize new peptide antibiotics. Intermediates are readily derivatized and deprotected to provide new families of antibiotics, which have potent anti-bacterial activity against gram-negative bacteria; but also are useful and potent against gram-positive bacteria. ... 12/29/05 - 20050288486 - Process for the synthesis of intermediates useful for the synthesis of tubulin inhibitors where R1, R2, R3, R4 and R5 are defined in the specification, which are intermediates useful for the preparation of tubulin inhibitors which are useful in the treatment of cancer. ... 11/24/05 - 20050261475 - Solid-phase capture-release-tag methods for phosphoproteomic analyses One aspect of the present invention relates to a method of labeling a peptide or protein comprising a phosphorylated amino acid comprising: a) removing from the peptide or protein the phosphate group via a β-elimination to form a double bond conjugated to a C═O group; b) reacting the double bond ... 11/24/05 - 20050261474 - Method of support-based chemical synthesis A method of synthesis on a solid phase support is disclosed that provides a cleaved product containing a protecting group that would have been cleaved by reaction with anhydrous HF wherein the support is volatilized during cleavage of the protected product from the support by reaction with diluted HF. ... 11/24/05 - 20050261473 - Carboxy protection strategies for acidic c-terminal amino acids in chemical ligation of oligopeptides The present invention provides methods of assembling oligopeptides or polypeptides in a native chemical ligation reaction that eliminates the formation of unwanted side products resulting from the presence of an unprotecte acidic C-terminal oligopeptide thioester. An important aspect of the present invention is providing side chain protected acidic C-terminal oligopeptide ... 09/22/05 - 20050209440 - Solid phase native chemical ligation of unprotected or n-terminal cysteine protected peptides in aqueous solution The present invention provides methods, apparatus and kits for synthesizing assembled peptides and proteins on a solid phase with sequential ligation of three or more unprotected peptide segments using chemoselective and mild ligation chemistries in aqueous solution. Also provided are methods of monitoring solid phase sequential ligation reactions using MALDI ... 07/28/05 - 20050165217 - Process and systems for peptide synthesis The invention provides methods of synthesizing peptides, involving the steps of providing a composition including a peptide fragment, wherein the peptide fragment has at least one amino acid residue and includes a base-sensitive, N-terminal protecting group; removing the base-sensitive, N-terminal protecting group from the peptide fragment using a deprotection reagent ... 07/28/05 - 20050165216 - Process and systems for recovery of peptides The invention provides methods of obtaining a peptide that include steps of synthesizing a peptide intermediate having one or more side chain protecting groups; providing a solvent to the peptide intermediate to form a peptide intermediate composition; and providing a precipitating agent in an amount sufficient to precipitate the peptide ... 07/28/05 - 20050165215 - Peptide synthesis and deprotection using a cosolvent The invention provides methods for synthesizing peptides, which include taking an organic solvent having non-resin bound protected peptide and performing a deprotection reaction on the non-resin bound protected peptide. In these methods it is not required that the peptide is dried immediately before providing to the deprotection reaction. Also provided ... 06/16/05 - 20050131208 - Method for producing a modified peptide The present invention is a method for producing a peptide or a protein in which a side chain contains a modified amino acid residue, which comprises chemically producing a peptide fragment containing an amino acid residue having a modified side chain using an weak acid-cleavable resin, producing a peptide fragment ... ### FreshPatents.com Support |