Abstract: The present invention primarily relates to a method for producing an aromatic blend comprising unsaturated dienals. The invention further relates to aromatic blends obtained or obtainable by a method according to the invention and compositions or semi-finished products for producing said compositions, comprising aromatic blends according to the invention. A further aspect of the present invention relates to the use of an aromatic blend according to the invention for aromatizing a composition, preferably a composition serving for food or pleasure, or a semi-finished product for producing such a composition.

Abstract: The invention discloses a strain of Acinetobacter and use thereof in the production of chiral 3-cyclohexene-1-carboxylic acid. Its taxonomic name is Acinetobacter sp., which is deposited on Jan. 21, 2019 at the China General Microbiological Culture Collection Center, under accession number CGMCC No. 17220. Using the Acinetobacter strain of the invention to produce chiral methyl 3-cyclohexene-1-carboxylate, the resulting methyl (S)-3-cyclohexene-1-carboxylate has an optical purity of 99% or more, and the catalyst has good stability, mild reaction condition and can withstand high concentrations of substrate and product. Using the resolution process of the invention, (S)-3-cyclohexene-1-carboxylic acid with high optical purity and high concentration can be simply and efficiently obtained, and the process is energy-saving and environmentally friendly, and the high-concentration of product is beneficial to downstream product recovery process.

Abstract: An object of the present invention is to provide a method for producing PHA, which is capable of suppressing the cost of overall production equipment including a waste water treatment process in production of PHA using microorganisms. Provided is a method including: a production step of purifying or molding polyhydroxyalkanoic acid biosynthesized in bacterial cells of a microorganism; a discharge step of discharging waste water containing nitrogen-containing impurities from the production step; and a nitrogen removal step of biologically treating the waste water to remove the nitrogen-containing impurities from the waste water. In the method, the residual ratio of the polyhydroxyalkanoic acid in the production step is 99% by weight or less, and the waste water that is biologically treated in the nitrogen removal step contains the polyhydroxyalkanoic acid in addition to the nitrogen-containing impurities.

Abstract: Use of a catalyst in a method of reducing a substrate, the method comprising contacting a substrate with a catalyst, optionally in the presence of a co-substrate, thereby to generate a reduced substrate. The catalyst is a polypeptide comprising an amino acid sequence having at least 70% identity to SEQ ID NO: 1, SEQ ID NO: 7 or SEQ ID NO: 9. In the method the substrate concentration is at least 50 mM.

Abstract: Use of a catalyst in a method of reducing a substrate, the method comprising contacting a substrate with a catalyst, optionally in the presence of a co-substrate, thereby to generate a reduced substrate. The catalyst is a polypeptide comprising an amino acid sequence having at least 70% identity to SEQ ID NO: 7. In some methods, the substrate concentration is at least 50 mM.

Abstract: Disclosed is a method that includes use of a catalyst in a method of reducing a substrate, the method including contacting a substrate with a catalyst, optionally in the presence of a co-substrate, thereby to generate a reduced substrate. The catalyst is a polypeptide including an amino acid sequence having at least 70% identity to SEQ ID NO: 1, SEQ ID NO: 7 or SEQ ID NO: 9. In the method the substrate concentration is at least 50 mM.

Abstract: Genetically engineered cells and methods are presented that enhance the consumption of xylose in a medium comprising a mix of five- and six-carbon sugars. Method of using these microbes to enhance xylose utilization and methods of making value products using these microbes are also disclosed herein.

Abstract: A method for producing branched aldehydes is proposed, the method comprising the following steps: (a) providing a culture of one or more fungi of the genus Conidiobolus and producing biomass containing branched carboxylic acids in free and/or bound form; (b) extracting the biomass from step (a) to produce a first intermediate containing free and/or bound carboxylic acids; (c) optionally chemically, enzymatically or microbially hydrolyzing the bound carboxylic acids from the first intermediate; (d) treating the first intermediate with a reducing agent of a chemical nature to convert the free and/or bound carboxylic acids into the corresponding alcohols and optionally separating one or more alcohols from interfering by-products and producing the chemically produced second intermediate containing these alcohols as a mixture or in enriched form; (e) treating the first intermediate with a reducing agent of a biological nature to convert the free and/or bound carboxylic acids into the corresponding aldehydes havin

Abstract: The disclosure relates to variant carboxylic acid reductase (CAR) enzymes for the improved production of fatty alcohols in recombinant host cells.

Abstract: Compositions and methods for producing aldehydes, alkanes, and alkenes are described herein. The aldehydes, alkanes, and alkenes can be used in biofuels.

Abstract: Method that includes providing a phase-separation device having a porous membrane with a filter surface. The filter surface has a non-planar contour that forms a receiving cavity. The method also includes providing a liquid mixture into the receiving cavity of the porous membrane. The liquid mixture includes a polar liquid and a non-polar liquid that are immiscible with respect to each other. The filter surface along the receiving cavity has a surface energy that impedes flow of the polar liquid through the filter surface and permit flow of the non-polar liquid into the porous membrane. The method also includes permitting the non-polar liquid to flow into the porous membrane. The polar liquid forms a droplet within the receiving cavity as the non-polar liquid flows into the porous membrane.

Abstract: The present invention discloses a novel method for biological reduction of the carboxylic acids to their corresponding aldehydes and/or alcohols with high productivity and high yield by using fungus in the category of basidiomycetes. This reduction is specific and selective for its functional group (—COOH), without affecting other functional group such as—R groups (—OH, —NH2, -alkyl, -alkyoxy) and their position, number on aromatic ring. The method of the invention relates to reduction of aryl acids to aldehyde and/or alcohols by employing a white rot fungus—Pycnoporus cinnabarinus, an organism of basidiomycete species, grown in vessel/column. The biotransformation was performed in vessel/column/fermentor with pH control, dissolved oxygen, membrane system, product extractor is attached.

Abstract: Microorganisms and methods of producing n-butyraldehyde with enhanced yields are presented in which a microorganism is engineered to enhance the conversion of a carbon source into n-butyraldehyde. The n-butyraldehyde is recovered by way of a gas stripping process that occurs during the conversion process, providing significantly greater product yield than post-fermentation recovery of n-butyraldehyde alone.

Abstract: This invention provides an Amycolatopsis sp. strain (zhp06), and a method of using the whole cell preparation of the strain for vanillin production. The strain was deposited in China Center for Type Culture Collection on Jul. 26, 2011 with the number of CCTCC NO: M 2011265. Under high concentrations of ferulic acid substrate, the vanillin production by this method can reach more than 10 g/L. The molar conversion rate of ferulic acid is more than 50% and the purity of vanillin is from 80% to 95%. The advantage of this invention includes: repeated use of biocatalyst cells, mild biotransformation condition, low environmental pollution, short production cycle, high product purity and simple purification procedure. It has a great potential for industrial applications.

Abstract: The presently disclosed and/or claimed inventive concept(s) relates generally to retro-aldol reaction products and methods of making and using same. More particularly, but without limitation, the methods disclosed herein for producing the retro-aldol reaction products are performed in a non-aqueous/solvent-free based process. The reaction products obtained from the process include, for example, dihydroxyacetone, glyceraldehyde, glycolaldehyde, and combinations thereof. In one particular embodiment, the process of making such retro-aldol reaction products includes, without limitation, the step of mechanocatalytically reacting a heterogeneous catalyst with one or more sugar reactants.

Abstract: The present invention relates to methods and compositions for increasing production of methyl ketones in a genetically modified host cell that overproduces ?-ketoacyl-CoAs through a re-engineered ?-oxidation pathway and overexpresses FadM.

Abstract: The invention relates to an enzyme that comprises or includes a sequence according to SEQ. ID No. 1 or SEQ. ID No. 2, to a method for the production thereof, and to the use thereof as a catalyst in the oxidative cleavage of vinyl aromatics.

Abstract: An improved process for alcohol production includes microbial fermentation using a genetically modified microorganism to produce substantial quantities of aldehydes that are stripped from the fermentation medium and condensed. So produced aldehydes are converted in an ex vivo process to corresponding alcohols.

Abstract: Recombinant butyraldehyde dehydrogenases (Blds) with improved production of 1,4-BDO, as well as recombinant microorganisms comprising polynucleotides encoding the recombinant Blds, and methods of producing 1,4-BDO by using the recombinant microorganisms.

Abstract: The invention provides a process for the preparation of hydrocarbons substituted with at least one group containing at least one oxygen atom, comprising the process steps A) reaction of a carbon source comprising at least one selected from CO2 and CO to give acetate and/or ethanol with a first microorganism, B) separating off of the acetate from the first microorganism, C) reaction of the acetate to give a hydrocarbon substituted with at least one group containing at least one oxygen atom with a second microorganism and optionally D) purification of the hydrocarbon substituted with at least one group containing at least one oxygen atom.

Abstract: Systems, compounds and methods for the conversion of C1 carbon compounds to higher carbon compounds useful for the generation of commodity compounds.

Abstract: Recombinant butyraldehyde dehydrogenases (Blds) with improved production of 1,4-BDO, as well as recombinant microorganisms comprising polynucleotides encoding the recombinant Blds, and methods of producing 1,4-BDO by using the recombinant microorganisms.

Abstract: Methods and compositions, including nucleotide sequences, amino acid sequences, and host cells, for producing fatty alcohols are described.

Abstract: The invention relates to an enzyme that comprises or includes a sequence according to SEQ. ID No. 1 or SEQ. ID No. 2, to a method for the production thereof, and to the use thereof as a catalyst in the oxidative cleavage of vinyl aromatics.

Abstract: Methods are provided for producing biodegradable polyhydroxyalkanoates (PHAs) with desired geometry, molecular mass, mechanical and/or physical-chemical properties from glycerol, an inexpensive carbon source and byproduct of the biodiesel industry. Microorganisms capable of converting carbon to PHA can be used to convert biodiesel-glycerol to poly-3-hydroxybutyrate (PHB) or other monomer or copolymer PHAs via fermentation. The microorganisms are cultured in a medium comprising glycerol as a primary carbon source and one or more low molecular mass organic acids as a secondary carbon source. Biomass can be harvested from the culture medium and crude PHA extracted and purified, thereby recovering purified PHA with the desired property. After PHA isolation, a nucleating agent can be added to improve certain physical-chemical properties of the PHA, e.g., crystallization temperature, to enhance performance of the PHA during injection molding.

Abstract: The invention relates to a method for oxidizing an alkane, comprising contacting the alkane with a type alkB oxidoreductase and using a type alkB oxidoreductase to prepare a mixture of oxidation products of an alkane, wherein the ratio of carboxylic acid to alcohol in the oxidation products is preferably greater than 1:1.

Abstract: Fatty acid 13-hydroperoxide lyase proteins which have been modified with respect to a previously described guava 13-hydroperoxide lyase and the nucleic acid sequences encoding these proteins. Also, recombinant nucleic acid molecules for expressing the modified 13-hydroperoxide lyases and methods of using such lyases in the field of organic synthesis.

Abstract: The disclosure relates to engineered enone reductase polypeptides having improved properties, polynucleotides encoding the engineered polypeptides, related vectors, host cells, and methods for making the engineered enone reductase polypeptides. The disclosure also provides methods of using the engineered enone reductase polypeptides for chemical transformations.

Abstract: Embodiments of the invention relate to the enzymatic conversion of bioderived feedstocks to commercially valuable chemicals. The enzymatic conversions of the embodiments of the invention offer the potential for lower cost routes to these value-added chemicals. Some of the chemicals that are useful include nylon intermediates such as caprolactam, adipic acid, 1,6-hexamethylene diamine; butanediols such as 1,4-butanediol, 1,3-butanediol, and 2,3-butanediol; butanols such as 1-butanol, and 2-butanol; succinic acid, butadiene, isoprene, and 3-hydroxypropanoic acid.

Abstract: The invention provides non-naturally occurring microbial organisms having a 4-hydroxybutyrate, gamma-butyrolactone, 1,4-butanediol, 4-hydroxybutanal, 4-hydroxybutyryl-CoA and/or putrescine pathway and being capable of producing 4-hydroxybutyrate, wherein the microbial organism comprises one or more genetic modifications. The invention additionally provides methods of producing 4-hydroxybutyrate, gamma-butyrolactone, 1,4-butanediol, 4-hydroxybutanal, 4-hydroxybutyryl-CoA and/or putrescine or related products using the microbial organisms.

Abstract: The subject of the present invention is a process for synthesizing bifunctional hydrocarbon-based compounds from biomass, comprising a step of fermentation of the biomass and a step of oxidation of the intermediate compounds resulting from the fermentation step.

Abstract: The disclosure relates to engineered enone reductase polypeptides having improved properties, polynucleotides encoding the engineered polypeptides, related vectors, host cells, and methods for making the engineered enone reductase polypeptides. The disclosure also provides methods of using the engineered enone reductase polypeptides for chemical transformations.

Abstract: Provided herein is a non-naturally occurring microbial organism having a methanol metabolic pathway that can enhance the availability of reducing equivalents in the presence of methanol. Such reducing equivalents can be used to increase the product yield of organic compounds produced by the microbial organism, such as adipate, 6-aminocaproate, hexamethylenediamine or caprolactam. Also provided herein are methods for using such an organism to produce adipate, 6-aminocaproate, hexamethylenediamine or caprolactam.

Abstract: Microorganisms and methods of producing n-butyraldehyde with enhanced yields are presented in which a microorganism is engineered to enhance the conversion of a carbon source into n-butyraldehyde. The n-butyraldehyde is recovered by way of a gas stripping process that occurs during the conversion process, providing significantly greater product yield than post-fermentation recovery of n-butyraldehyde alone.

Abstract: The invention refers to a method of biotransforming a carbohydrate of a raw material into a chemical, by cultivating Lactobacillus diolivorans in the presence of the raw material to produce a chemical substance, and isolating the chemical substance in the purified form, and the use of L. diolivorans in one of a series of biotransformation methods, wherein carbohydrates from at least two different carbohydrate sources of low purity are transformed into chemicals.

Abstract: Provided herein is a non-naturally occurring microbial organism having a methanol metabolic pathway that can enhance the availability of reducing equivalents in the presence of methanol. Such reducing equivalents can be used to increase the product yield of organic compounds produced by the microbial organism, such as 1,2-propanediol, n-propanol, 1,3-propanediol or glycerol. Also provided herein are methods for using such an organism to produce 1,2-propanediol, n-propanol, 1,3-propanediol or glycerol.

Abstract: Provided herein is a non-naturally occurring microbial organism having a methanol metabolic pathway that can enhance the availability of reducing equivalents in the presence of methanol. Such reducing equivalents can be used to increase the product yield of organic compounds produced by the microbial organism, such as 3-hydroxyisobutyrate or MAA. Also provided herein are methods for using such an organism to produce 3-hydroxyisobutyrate or MAA.

Abstract: The present invention provides a method of producing a photosynthetic product, the method comprising maintaining a photosynthetic plant or algal cell suspension culture, in the presence of water, light and a carbonic acid-enriched growth medium. The carbonic acid may, for example be provided by feeding the photosynthetic plant cell suspension culture with a carbonic acid solution, a solid or liquid precursor thereof, or a gaseous mixture of carbon dioxide and one or more other gases. The invention also provides a method for producing a photosynthetic product, the method comprising maintaining a photosynthetic plant or algal cell suspension culture, in the presence of water, light and a carbon source selected from carbon dioxide and carbonic acid, wherein the culture is maintained at a pH of less than 7.0, preferably 4.5 to 5.5.

Abstract: Recombinant microorganisms, plants, and plant cells are disclosed that have been engineered to express a mutant AROM polypeptide and/or mutant catechol-O-methyltransferase polypeptide alone or in combination with one or more vanillin biosynthetic enzymes or UDP-glycosyltransferases (UGTs). Such microorganisms, plants, or plant cells can produce vanillin or vanillin beta-D-glucoside.

Abstract: The present invention relates to isolated polypeptides having peroxygenase activity, and polynucleotides encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides.

Abstract: Provided herein is a non-naturally occurring microbial organism having a methanol metabolic pathway that can enhance the availability of reducing equivalents in the presence of methanol. Such reducing equivalents can be used to increase the product yield of organic compounds produced by the microbial organism, such as succinate. Also provided herein are methods for using such an organism to produce succinate.

Abstract: This document describes biochemical pathways for producing one or more of pimelic acid, 7-aminoheptanoic acid, 7-hydroxyheptanoic acid, heptamethylenediamine and 1,7-heptanediol by forming one or two terminal functional groups, comprised of carboxyl, amine or hydroxyl groups, in a C7 aliphatic backbone substrate produced from succinate semialdehyde or pyruvate. These pathways, metabolic engineering and cultivation strategies described herein rely on the aldol condensation of succinate semialdehyde and pyruvate.

Abstract: The present invention relates to a host cell having an elevated expression or activity of an enzyme as compared with the parent cell from which it has been derived, said enzyme having lactoyl-CoA reductase activity. Furthermore, provided is a method of producing lactaldehyde and/or 1,2-propanediol, said method comprising culturing said host cell and/or utilizing said enzyme to produce said compound.

Abstract: The present invention relates to a method for producing retinoid from a microorganism, and more specifically, to a method for effectively obtaining retinoid, which lacks stability, from a microorganism by cultivating the microorganism capable of producing retinoid in a medium containing a lipophilic substance, and separating retinoid from the lipophilic substance.

Abstract: The present invention relates to a method of enzymatic hydrolysis of a lignocellulosic material, comprising the steps of: a) pretreating the lignocellulosic material to obtain a slurry having a pH of less than 6; b) adding NaOH, Ca(OH)2 and/or CaO to the slurry to increase its pH to at least 8, said addition being carried out at a slurry temperature of at least 60° C.; c) reducing the pH of the slurry to below 7; and optionally cooling the slurry from step b) to a temperature below 60° C.

Abstract: This invention has as its object a method for releasing a product by subjecting a compound of Formula (II?): R?7R?8(HX)C1-C2(YH)R?9R?10 to a chemical oxidation that cleaves the bond C1-C2 to obtain the product. In the compound of Formula (II?): R?7 to R?10, which are identical or different, correspond to a hydrogen atom, a substituted or unsubstituted alkyl group, or a substituted or unsubstituted functional group; X and Y, which are identical or different, are an oxygen atom, a sulfur atom, or an amine of Formula —NR11R12, wherein R11 is a hydrogen atom, an alkyl group, or a substituted or unsubstituted aryl group, and R12 is not a hydrogen atom. The invention also has as its object a method for releasing a product that comprises, before the chemical oxidation stage, a first step for preparing the compound of Formula (II?). The released product can be a volatile molecule or an active substance or else a specific product.

Abstract: The invention provides non-naturally occurring microbial organisms containing a fatty alcohol, fatty aldehyde or fatty acid pathway, wherein the microbial organisms selectively produce a fatty alcohol, fatty aldehyde or fatty acid of a specified length. Also provided are non-naturally occurring microbial organisms having a fatty alcohol, fatty aldehyde or fatty acid pathway, wherein the microbial organisms further include an acetyl-CoA pathway. In some aspects, the microbial organisms of the invention have select gene disruptions or enzyme attenuations that increase production of fatty alcohols, fatty aldehydes or fatty acids. The invention additionally provides methods of using the above microbial organisms to produce a fatty alcohol, a fatty aldehyde or a fatty acid.

Abstract: A process for the enzymatic reduction of an enoate (1) wherein the C?C bond of the enoate (1) is stereoselectively hydrogenated in the presence of an enoate-reductase and an oxidizable co-substrate (2) in a system which is free of NAD(P)H, in which A is a ketone radical (—CRO), an aldehyde radical (—CHO), a carboxyl radical (—COOR), with R?H or optionally substituted C1-C6-alkyl radical, R1, R2 and R3 are independently of one another H, —O—C1-C6-alkyl, —O—W with W=a hydroxyl protecting group, C1-C6-alkyl, which can be substituted, C2-C6-alkenyl, carboxyl, or an optionally substituted carbo- or heterocyclic, aromatic or nonaromatic radical, or one of R1, R2 and R3 is a —OH radical, or R1 is linked to R3 so as to become part of a 4-8-membered cycle, or R1 is linked to R so as to become part of a 4-8-membered cycle, with the proviso that R1, R2 and R3 may not be identical.

Abstract: Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful products, such as fuels. For example, systems can use feedstock materials, such as cellulosic and/or lignocellulosic materials, to produce ethanol and/or butanol, e.g., by fermentation.

Abstract: An acetyl xylan esterase variant having perhydrolytic activity is provided for producing peroxycarboxylic acids from carboxylic acid esters and a source of peroxygen. More specifically, a Thermotoga maritima acetyl xylan esterase gene was modified using error-prone PCR and site-directed mutagenesis to create an enzyme catalyst characterized by an increase in specific activity. The variant acetyl xylan esterase may be used to produce peroxycarboxylic acids suitable for use in a variety of applications such as cleaning, disinfecting, sanitizing, bleaching, wood pulp processing, and paper pulp processing applications.