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Class 435/121 - Nitrogen as only ring hetero atom


Subclass of Class 435 - Chemistry: molecular biology and microbiology
Definition: Processes wherein the product synthesized contains a hetero
No. of patents: 190
Last issue date: 05/22/2012


1          
NumberTitleIssue Date
8183019Method for preparing 3-hydroxy-4-hydroxymethyl-pyrrolidine compounds
A process is disclosed for preparing (3R,4R)-3-hydroxy-4-hydroxymethylpyrrolidine, the compound of formula (I), or (3S,4S)-3-hydroxy-4-hydroxymethylpyrrolidine, the compound of formula (Ia) involving, as a key step, the enzyme-catalysed enantioselective hydrolysis o...
05/22/2012
8153405Products and methods for in vivo secretion of monatin
Products and methods for the in vivo production of monatin sweetener are provided. The products include microorganisms that are genetically modified to secrete or to improve secretion of monatin; microorganisms that are genetically modified to produce monatin; and m...
04/10/2012
8133704Biological synthesis of difunctional alkanes from carbohydrate feedstocks
Aspects of the invention relate to methods for the production of difunctional alkanes in host cells. In particular, aspects of the invention describe components of genes associated with the difunctional alkane production from carbohydrate feedstocks in host cells. M...
03/13/2012
8119375Method for the production of ramipril
An improved method for preparing ramipril is disclosed, and also an intermediate for use in the method. ...
02/21/2012
8105807Carbamoylglycine derivatives
The present invention relates to carbamoylglycine derivatives, a process for the preparation of carbamoylglycine derivatives and the use of carbamoylglycine derivatives in the preparation of enantiomerically enriched α-amino acids. Furthermore, the present inventio...
01/31/2012
8076108Polypeptides and biosynthetic pathways for the production of stereoisomers of monatin and their precursors
Monatin and certain stereoisomers of monatin, such as R,R monatin and S,R monatin, as well as salts thereof, are produced using polypeptides and biosynthetic pathways. These polypeptides and biosynthetic pathways are also useful in the production of R-2-hydroxy-2-(i...
12/13/2011
8043837Aldolases, nucleic acids encoding them and methods for making and using them
This invention relates to polypeptides having aldolase activity, including pyruvate activity such as, without limitation, HMG and/or KHG aldolase activity, polynucleotides encoding these polypeptides, and methods of making and using these polynucleotides and polypep...
10/25/2011
7888081Methods and systems for increasing production of equilibrium reactions
Methods and systems for increasing the production of equilibrium reactions are described. In some embodiments, a method comprises removing enzymes from a reaction mixture once equilibrium is achieved, selectively re-adding enzymes and reactants for driving the produ...
02/15/2011
7582455Polypeptides and biosynthetic pathways for the production of stereoisomers of monatin and their precursors
Monatin and certain stereoisomers of monatin, such as R,R monatin and S,R monatin, as well as salts thereof, are produced using polypeptides and biosynthetic pathways. These polypeptides and biosynthetic pathways are also useful in the production of R-2-hydroxy-2-(i...
09/01/2009
7572607Polypeptides and biosynthetic pathways for the production of monatin and its precursors
Methods and compositions that can be used to make monatin from glucose, tryptophan, indole-3-lactic acid, indole-3-pyruvate, and 2-hydroxy 2-(indol-3-ylmethyl)-4-keto glutaric acid, are provided. Methods are also disclosed for producing the indole-3-pyruvate and 2-h...
08/11/2009
7534591Bengamide derivatives, process for preparing them, and their use
The present invention relates to bengamide derivatives which are formed, during fermentation, by the microorganism Myxococcus virescens ST200611 (DSM 15898), to their use for treating cancer diseases, to pharmaceuticals which comprise bengamide derivatives, t...
05/19/2009
7432100Variant aldolase and processes for producing an optically active IHOG and an optically active monatin using the same
The present invention relates to variant aldolase enzymes that are modified so as to produce IHOG (4-(indol-3-ylmethyl)-4-hydroxy-2-oxoglutaric acid: IHOG), a process for producing an optically active IHOG using the same, and a process for producing an optically act...
10/07/2008
7405070Method for preparing (s)-indoline-2-carboxylic acid and (s)-indoline-2-carboxylic acid methyl ester using hydrolytic enzyme
Disclosed is a method for preparing (S)-indoline-2-carboxylic acid and (S)-indoline-2-carboxylic acid methyl ester using an inexpensive industrially available enzyme capable of assuring superior optical purity and yield. At this time, the hydrolytic enzyme is select...
07/29/2008
7371549Aldolase, and method for producing optically active IHOG and monatin
The present invention relates to a method for producing optically active IHOG, which can in turn be used for the production of monatin. The present invention further relates to a method for producing optically active monatin, and aldolase used for these methods. As ...
05/13/2008
7358374Purified racemic lasofoxifene and purified lasofoxifene D-tartrate and a method for effective purification of racemic lasofoxifene
A method for removing impurities from racemic cis-6-phenyl-5-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-5,6,7,8-tetrahydronaphthalen-2-ol and purified cis-6-phenyl-5-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-5,6,7,8-tetrahydronaphthalen-2-ol useful as an estrogen agonist/antagon...
04/15/2008
7354746Method for producing optically active IHOG and monatin
The present invention relates to a method for producing optically active IHOG, which can in turn be used for the production of monatin. The present invention further relates to a method for producing optically active monatin, and an aldolase which can be used in the...
04/08/2008
7351567Enzymatic resolution of selective estrogen receptor modulators
The present invention relates to a process for preparing 5-substitued-6-cyclic-5,6,7,8-tetrahydronaphthalen-2-ol compounds useful as an estrogen agonist. ...
04/01/2008
7300921Polyene polyketides and methods of production
Novel polyene polyketides, their pharmaceutically acceptable salts, prodrugs and derivatives have been found to have antibiotic activity. One method for obtaining the compounds is by cultivation of Amycolatopsis orientalis ATCC™ 43491 or a mutant or variant...
11/27/2007
7294493Nucleic acid fragments encoding nitrile hydratase and amidase enzymes from 5-MGAM-4D and recombinant organisms expressing those enzymes useful for the production of amides and acids
The invention relates to the isolation, sequencing, and recombinant expression of genes encoding either a nitrile hydratase (NHase) or amidase (Am) from Comamonas testosteroni 5-MGAM-4D, where the NHase is useful for catalyzing the hydration of nitriles to th...
11/13/2007
7241599Aldolase, and method for producing optically active IHOG and monatin
The present invention relates to a method for producing optically active IHOG, which can in turn be used for the production of monatin. The present invention further relates to a method for producing optically active monatin, and aldolase used for these methods. As ...
07/10/2007
7229803Reaction of (di)amines in the presence of a lysine oxidase and of a reducing agent
The invention relates to methods for reacting (di)amines as substrates in the presence of a lysine oxidase arid a reducing agent, resulting in alcohols, diols or cyclic secondary amines. In a particular embodiment, the invention is directed to methods of preparing c...
06/12/2007
7223573Enzymatic ammonolysis process for the preparation of intermediates for DPP IV inhibitors
An enzymatic ammonolysis process is provided for the preparation of intermediates used in preparing dipeptidyl peptidase IV inhibitors wherein the enzyme Candida antarctica lipase-B is used to catalyze the ammonolysis process. ...
05/29/2007
7220562Preparation of (E)- and (Z)-2-methyl-2-butenoic acids
A method has been developed to prepare (E)- and (Z)-2-methyl-2-butenoic acids (2M2BA) from a mixture of (E,Z)-2-methyl-2-butenenitriles (2M2BN) by the regioselective hydrolysis of (E)-2M2BN to (E)-2-methyl-2-butenoic acid (2M2BA) using enzyme catalysts having either...
05/22/2007
7196039Methods of reducing fluid loss in a wellbore servicing fluid
Methods of reducing the fluid loss from a wellbore servicing fluid include combining a terpolymer with the wellbore servicing fluid to reduce the fluid loss from the fluid, followed by displacing the fluid into a wellbore. In an embodiment, the following monomers ar...
03/27/2007
7135556NPC1L1 (NPC3) and methods of use thereof
We claim an isolated polypeptide having ability of binding with cholesterol. Said polypeptide is useful for investigating regulation of intestinal cholesterol absorption and cholesterol levels. Also, we claim a composition comprising said polypeptide bound to choles...
11/14/2006
7052885Process for preparing heterocyclic (R)- and (S)-cyanohydrins
A process for preparing enantiomer-enriched heterocyclic (R)- and (S)-cyanohydrins of the formula (I), where R1, R2, R3, R4 independently of one another are H, an unsubstituted or substituted C1–C...
05/30/2006
6962794Application of glucose transport mutants for production of aromatic pathway compounds
This invention describes methods for enhancing carbon flow into a pathway of a host cell to enhance the biosynthetic production of compounds therefrom, the host cells being selected based on being phenotypically Pts−/glucose+. Such host cells...
11/08/2005
6953679Method for the preparation of fused heterocyclic succinimide compounds and analogs thereof
Fused cyclic compounds, methods of using such compounds in the treatment of nuclear hormone receptor-associated conditions such as cancer and immune disorders, and pharmaceutical compositions containing such compounds. ...
10/11/2005
6953678Use of orthoesters for the synthesis of chiral acids in biocatalyzed irreversible esterification processes
A process for the resolution of enantiomeric mixtures of a chiral carboxylic acid, including an esterification reaction of the carboxylic acid in an organic solvent, in the presence of a stereoselective hydrolase, characterized in that an orthoester of the formula R...
10/11/2005
6936445Enzyme preparation and method of using the same
There is disclosed are an enzyme preparation characterized by a polymer carrier having fine pores with average radius of 200-500 Å and the enzyme is capable of converting an N-substituted cyclic imino ester into an (S)-N-substituted cyclic imino acid, thereby an (...
08/30/2005
6908752Process for the preparation of the enant iomeric forms of 2-substituted 2- (2, 5-dioxoimidazolidin-1yl) -acetic acid derivatives
The present invention relates to a process for the preparation of the enantiomeric forms of 2-substituted 2-(2,5-dioxoimidazolidin-1-yl)acetic acid derivatives of the formula I, wherein R1, R2 and...
06/21/2005
6906202Purified racemic lasofoxifene and purified lasofoxifene D-tartrate and a method for effective purification of racemic lasofoxifene
A method for removing impurities from racemic cis-6-phenyl-5-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-5,6,7,8-tetrahydronaphthalen-2-ol and purified cis-6-phenyl-5-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-5,6,7,8-tetrahydronaphthalen-2-ol useful as an estrogen agonist/antagon...
06/14/2005
6905849Process for preparing clavam derivatives by using polypeptides having β-lactam synthetase activity
The present invention relates to a new process for the synthesis of clavam compounds, in particular clavulanic acid. In one aspect, the invention relates to Streptomyces clavuligerus β-lactam synthetase polypeptide sand Streptomyces clavuligerus β-la...
06/14/2005
6780620Microbial transformation method for the preparation of an epothilone
A microbial method for the preparation of an epothilone containing a terminal hydroxyalkyl group, comprising contacting at least one epothilone having a terminal alkyl group with an enzyme or microorganism capable of catalyzing the selective hydroxylation of said al...
08/24/2004
6642391Amycomycin, a process for its production and its use as a pharmaceutical
A compound named Amycomycin of the formula: ##STR1## is described, as well as its pharmaceutically acceptable salts and derivatives, in all their stereoisomeric and tautomeric forms. The compound is obtained by growing the microorganism Amycolatopsis spec...
11/04/2003
6638758Process for the enzymatic resolution of lactams
A method of separating enantiomeric lactam esters. The lactam esters are contacted with a biocatalyst, such as an enzyme or a microorganism, in a solution wherein only one enantiomer is selectively hydrolyzed to give the optically active isomer of the cor...
10/28/2003
6635455Process for producing pyrrole-2-carboxylic acid
A process for producing pyrrole-2-carboxylic acid which comprises the steps of: allowing a microorganism that is derived from the genus Serratia, is capable of catalyzing decarboxylation of pyrrole-2-carboxylic acid, and is capable of catalyzing the s...
10/21/2003
6632659Apparatus and method for UV oxidation and microbiological decomposition of organic waste air
The invention discloses an apparatus and a method for UV oxidation and microbiological decomposition of organic waste air. The invention provides an integrated system consisting of UV oxidation as a pretreatment process and biofiltration and biotrickling ...
10/14/2003
6617451Enantioselective acylation of cis racemic azetidinones
Cis-ଲ-lactam compounds having structure (II) are described herein which are prepared by enantioselective acylation of the free amine in the presence of Penicillin G Amidase. ##STR1##...
09/09/2003
6613550Microbial process for preparation of optically active 3-hydroxypyrrolidine derivatives
The present invention is directed to a process for the production of compounds of the formula: ##STR1## from a compound of the formula ##STR2## comprising hydroxylating a compound of the formula I in the presence of an enzyme produced by a mi...
09/02/2003
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