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49 results about "Malonyl-CoA" patented technology

Malonyl-CoA is a coenzyme A derivative of malonic acid.

Methods for producing 3-hydroxypropionic acid and other products

This invention relates to metabolically engineered microorganism strains, such as bacterial strains, in which there is an increased utilization of malonyl-CoA for production of a chemical product, which includes 3-hydroxypropionic acid.
Owner:CARGILL INC +1

High throughput screening method for biological agents affecting fatty acid biosynthesis

Provided is a screening method for compounds affecting fatty acid biosynthesis, the method comprising: providing a reaction mixture comprising: an acyl carrier moiety or enzymes and precursors sufficient to generate the acyl carrier moiety; a bacterial enzymatic pathway comprising at least two consecutively acting enzymes selected from the group consisting of: malonyl-CoA:ACP transacylase, beta-ketoacyl-ACP synthase III, NADPH dependent beta-ketoacyl-ACP reductase, beta-hydroxylacyl-ACP dehydrase and enoyl-ACP reductase; and substrates and cofactors required for the operation of the enzymes; contacting the reaction mixture with a prospective bioactive agent; conducting a high throughput measurement of the activity of the enzymatic pathway; and determining if the contacting altered the activity of the enzymatic pathway.
Owner:DEBIOPHARM INTERNATIONAL SA

Method of producing 3-hydroxypropionic acid using malonic semialdehyde reducing pathway

InactiveUS20120244588A1High yieldImprove productivityFungiBacteriaMicroorganismNADPH regeneration
A method of producing 3-hydroxypropionic acid (“3-HP”) with a high yield using a recombinant microorganism having an activity of reducing malonyl CoA into malonic semialdehyde and an activity of reducing malonic semialdehyde into 3-HP and / or an NADPH regeneration activity is provided.
Owner:SAMSUNG ELECTRONICS CO LTD

Production of fatty acids esters

ActiveUS20160060663A1High activityBacteriaBiofuelsAcyl coenzyme AWax-ester synthase
A microbial cell is used for producing at least one fatty acid ester, wherein the cell is genetically modified to contain (i) at least one first genetic mutation that enables the cell to produce at least one fatty acid and / or acyl coenzyme A (CoA) thereof by increased enzymatic activity in the cell relative to the wild type cell of malonyl-CoA dependent and malonyl-ACP independent fatty acyl-CoA metabolic pathway, wherein the fatty acid contains at least 5 carbon atoms; and (ii) a second genetic mutation that increases the activity of at least one wax ester synthase in the cell relative to the wild type cell and the wax ester synthase has sequence identity of at least 50% to a polypeptide of SEQ ID NO: 1-8 and combinations thereof or to a functional fragment of any of the polypeptides for catalyzing the conversion of fatty acid and / or acyl coenzyme A thereof to the fatty acid ester.
Owner:CARGILL INC

Methods fo treating conditions associated with insulin resistance with aicar, (5-amino-4-imidazole carboxamide riboside) and related compounds

InactiveUS20030212014A1Positive impact in reducing obesityIncrease insulin sensitivityBiocideCompound screeningMammalDisease cause
The long-term usage of AICR (5-aminio, 4-imidazole carboxamide riboside) to produce sustained metabolic and biological changes in mammals that overcome insulin resistance, i.e., increase insulin sensitivity, and result in benefits in diseases and conditions such as diabetes, hypertension, atherosclerosis, polycystic ovary syndrome and gallstones is described long-term usage of AICAR, particularly intermittent administration, e.g., three days per week, appears to have some of the positive effects of exercise, having an impact on the amount Of food consumed by a subject and resulting in reduced fat build-up and increase in muscle mass. Therefore, AICAR administration has a positive impact in reducing obesity. AICAR can also Prove useful in preventing or treating vascular diseases associated with hyperglycemia, high plasma levels of free fatty acids (FFA) and triglyceride, and insulin resistance by virtue of the fact that this agent activates fatty acid oxidation. Animal tests have Shown that chronic intermittent treatment with AICAR has not resulted in any noticeable toxic effects. AICAR and related compounds are activators of AMP-activated protein kinase (AMPK) and, furthermore, are effective at decreasing malonyl CoA levels in the animal.
Owner:UNIV BOSTON TRUSTEES OF THE +1

Production of Malonyl-CoA Derived Products Via Anaerobic Pathways

The present invention provides for novel metabolic pathways to convert biomass and other carbohydrate sources to malonyl-CoA derived products, such as hydrocarbons and other bioproducts, under anaerobic conditions and with the net production of ATP. More specifically, the invention provides for a recombinant microorganism comprising one or more native and / or heterologous enzymes that function in one or more engineered metabolic pathways to achieve conversion of a carbohydrate source to, e.g., long-chain hydrocarbons and hydrocarbon derivatives, wherein the one or more native and / or heterologous enzymes is activated, upregulated, downregulated, or deleted. The invention also provides for processes to convert biomass to malonyl-CoA derived products which comprise contacting a carbohydrate source with a recombinant microorganism of the invention.
Owner:LALLEMAND HUNGARY LIQUIDITY MANAGEMENT LLC

Cloning of mulberry resveratrol synthase gene and construction of plant expression vector

The invention relates to cloning of a mulberry resveratrol synthase gene and construction of a plant expression vector. The gene has a nucleotide sequence shown by SEQ ID NO.7. Total RNA is extracted from fresh mulberry fruits, and the mulberry resveratrol synthase gene (MaRS) is cloned by using 3'RACE technology to obtain a complete gene sequence of 1496bp. A plant expression vector pCAMBIA2300-MaRS-Kana is constructed. The plant expression vector pCAMBIA2300-MaRS-Kana is transferred into agrobacterium C58 cells by electroporation, the activity of the enzyme coded by the cloned MaRS gene is verified by using a tobacco plant expression system, the MaRS gene can catalyze the combination of trans coumaric acid COA and malonyl-COA in tobacco to form resveratrol, and move the metabolic direction to downstream to synthesize a resveratrol derivative, and the gene is proved to be capable of improving the resveratrol content of a plant, therefore the MaRS gene has a development value of being applied to health food and beauty products. In addition, the MaRS gene can improve the disease resistance of the plant, thereby having a value of being applied to plant stress-tolerance gene engineering.
Owner:TIANJIN UNIV

Fatty acid and derivatives production

At least one fatty acid and / or derivative thereof is produced from a gas containing H2, CO2, and O2 by providing a genetically modified hydrogen oxidizing bacterium in an aqueous medium; and contacting the aqueous medium with the gas containing H2, CO2 and O2 in a weight ratio of 20 to 70 (H2): 10 to 45 (CO2): 5 to 35 (O2); wherein the fatty acid contains at least 5 carbon atoms and wherein the hydrogen oxidizing bacterium is genetically modified relative to the wild type bacterium to increase the expression of enzyme E1 that is capable of catalyzing the conversion of acetyl CoA to acyl ACP via malonyl coA and to increase the expression of enzyme E2 that is capable of catalyzing the conversion of Acyl ACP to the fatty acid.
Owner:EVONIK DEGUSSA GMBH

Construction method of engineering bacteria capable of dynamically regulating synthesis of 3HP (3-hydroxypropionic acid)

The invention relates to a construction method of engineering bacteria capable of dynamically regulating synthesis of 3HP (3-hydroxypropionic acid). The construction method is characterized in that a transcription factor FapR based on bacillus subtilis has the characteristic of response to malonyl CoA, an acc gene synthesizing malonyl CoA and a mcr gene converting malonyl CoA into 3HP in a 3HP synthesis pathway are arranged in the downstream position of a promoter, transcription of the two genes is dynamically regulated according to the concentration of malonyl CoA, the engineering bacteria synthesized from 3HP are dynamically regulated according to the concentration of malonyl CoA, the problems that malonyl CoA poisons bacteria and the 3HP synthesis efficiency is low at present are solved, and the technical support is provided for mass production of 3HP.
Owner:NORTHEAST FORESTRY UNIVERSITY

Method for constructing engineering strain with high yield of FK520 and strain with high yield of Streptomyces hygroscopicus

The invention provides an engineering strain with high yield of FK520 (ascomycin). A gene expression cassette is integrated in a genome of the strain, and the gene expression cassette expresses a protein encoded by a biosynthetic gene of ethyl malonyl coA. The yield of FK520 can be increased substantially by the transformed strain, and the proportion (mass ratio) of the main product FK520 to sideproduct FK523 is increased.
Owner:SHANGHAI INST OF ORGANIC CHEM CHINESE ACAD OF SCI +1

Method for improving fermentation level of salinomycin by increasing supply of precursors

The invention discloses a method for improving the fermentation level of salinomycin by increasing supply of precursors. The method comprises the following steps: doubling acetyl coA carboxylase genes from streptomyces coelicolor, methyl malonyl coA mutase genes from streptomyces albus DSMZ41398 and crotonoyl coA reductase genes from the streptomyces albus DSMZ41398 on the chromosomes of the streptomyces albus DSMZ41398 through an integrating vector pSET152 respectively to increase supply of three precursors required for synthesizing salinomycin so as to increase the salinomycin yield. According to the method, the final fermentation yield of engineering strain salinomycin is increased by 260% and the shake flask level of a lab reaches 2 g / L.
Owner:SHANGHAI JIAO TONG UNIV

Microorganism production of high-valve chemical products, and related compositions, methods and systems

This invention relates to metabolically engineered microorganism strains, such as bacterial strains, in which there is an increased utilization of malonyl-CoA for production of a chemical product, which includes polyketides and 3-hydroxypropionic acid.
Owner:OPX BIOTECH +1

Enzymatic systems for carbon fixation and methods of generating same

A system for carbon fixation is provided. The system comprises enzymes which catalyze reactions of a carbon fixation pathway, wherein at least one of the reactions of the carbon fixation pathway is a carboxylation reaction, wherein products of the reactions of the carbon fixation pathway comprise oxaloacetate and malonyl-CoA, wherein an enzyme which performs the carboxylation reaction is selected from the group consisting of phophoenolpyruvate (PEP) carboxlase, pyruvate carboxylase and acetyl-CoA carboxylase and wherein an export product of the carbon fixation pathway is glyoxylate. Additional carbon fixation pathways are also provided and methods of generating same.
Owner:YEDA RES & DEV CO LTD

Microbial production of 3-hydroxypropionic acid

InactiveUS20160138056A1Increasing the flux towards cytosolic malonyl-CoAAvoid inactivationMicroorganismsOxidoreductasesMicroorganism3-Hydroxypropionic acid
A yeast cell having a reduced level of activity of NAD dependent glyceraldehyde-3-phosphate dehydrogenase (GAPDH) has at least one exogenous gene encoding NADP dependent GAPDH and / or has up-regulation of at least one endogenous gene expressing NADP dependent GAPDH, wherein combined expression of the enzymes NADP dependent GAPDH, PDC, ALD, ACS, ACC* and MCR in said host cell increases metabolic flux towards 3-HP via malonyl-CoA compared to an otherwise similar yeast cell lacking said genetic modification.
Owner:DANMARKS TEKNISKE UNIV

Microorganisms and methods for the production of fatty acids and fatty acid derived products

This invention relates to metabolically engineered microorganism strains, such as bacterial strains, in which there is an increased utilization of malonyl-CoA for production of a fatty acid or fatty acid derived product, wherein the modified microorganism produces fatty acyl-CoA intermediates via a malonyl-CoA dependent but malonyl-ACP independent mechanism.
Owner:CARGILL INC

Method using blue algae to synthesize phloretin

The invention provides a technical method using 'photosynthetic bacteria', namely blue algae as the substrate organism to synthesize phloretin. The method mainly includes: exogenously expressing 4 coumarate Coenzyme A Ligase (4CL) and Chalcone synthase (CHS) which are two key enzymes for phloretin synthesis in the blue algae so as to use p-hydroxybenzene propanoic acid (also called phloretic acid)as the substrate to catalytically synthesize the phloretin, the 4CL catalyzes single-molecule p-hydroxybenzene propanoic acid to generate p-hydroxybenzene propionyl coenzyme A, the CHS catalyzes three-molecule malonyl coA and the single-molecule p-hydroxybenzene propionyl coenzyme A to synthesize the single-molecule phloretin. The method has the advantages that the phloretin is produced by usingone microorganism which can perform photosynthesis, the phloretin biological synthesizing approach which is cheap in raw material, simple in equipment, low in environment pollution and high in yield is created, and the method conforms to the direction of green production.
Owner:嘉兴欣贝莱生物科技有限公司
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