Abstract: The present disclosure provides engineered ketoreductase enzymes having improved properties as compared to a naturally occurring wild-type ketoreductase enzyme. Also provided are polynucleotides encoding the engineered ketoreductase enzymes, host cells capable of expressing the engineered ketoreductase enzymes, and methods of using the engineered ketoreductase enzymes to synthesize chiral compounds.
Type:
Grant
Filed:
February 22, 2018
Date of Patent:
August 20, 2019
Assignee:
Codexis, Inc.
Inventors:
Jack S Liang, Stephan Jenne, Emily Mundorff, Rama Voladri, James J. Lalonde, Gjalt W. Huisman
Abstract: The present invention relates to processes for producing fermentation products from starch-containing material, wherein an alpha-amylase and a thermostable endoglucanase is present and/or added during liquefaction. The invention also relates to compositions suitable for use in processes of the invention.
Type:
Grant
Filed:
March 6, 2018
Date of Patent:
August 20, 2019
Assignee:
NOVOZYMES A/S
Inventors:
Zhengfang Kang, Christie Strahler, Suzanne Clark, Kristian Bertel Rømer M. Krogh, Tang Lan
Abstract: Compositions and methods for producing malonate in recombinant host cells in order to increase malonate titer, yield, and/or productivity are provided. Recombinant host cells comprising nucleic acids encoding MAE1 transport proteins that increase production of malonate by the host cell and vectors for expressing MAE1 transport proteins that increase production of malonate by the host cell are also disclosed.
Abstract: The present application relates to reaction mixtures comprising biomass, a solid acid catalyst and cellulolytic enzymes or organisms expressing such enzymes for converting biomass to useful feedstocks and methods of forming products via fermentation using the said reaction mixture.
Abstract: Provided is a promoter suitable for the high expression of a gene of interest. A promoter consisting of a DNA selected from the group consisting of the following (a) to (d): (a) a DNA comprising the nucleotide sequence represented by any one of SEQ ID NOs: 1 to 3; (b) a DNA consisting of a nucleotide sequence having at least 70% identity to the nucleotide sequence represented by any one of SEQ ID NOs: 1 to 3 and having a promoter activity; (c) a DNA consisting of a nucleotide sequence wherein one or several of nucleotides are deleted, substituted or added in the nucleotide sequence represented by any one of SEQ ID NOS: 1 to 3 and having a promoter activity; and (d) a DNA which hybridizes with a DNA consisting of a nucleotide sequence complementary to the nucleotide sequence represented by any one of SEQ ID NOs: 1 to 3 under stringent conditions and which has a promoter activity.
Abstract: Methods for demannosylating phosphorylated N-glycans on a glycoprotein are described that use a mannosidase capable of hydrolyzing a terminal alpha-1,2 mannose linkage when the underlying mannose is phosphorylated.
Type:
Grant
Filed:
May 12, 2017
Date of Patent:
July 9, 2019
Assignees:
Oxyrane UK Limited, VIB vzw, Universiteit Gent
Inventors:
Kathleen Camilla Telesphore Alida Maria Piens, Wouter Vervecken
Abstract: The present invention relates to a method of making glucose syrup from liquefied starch comprising, (a) contacting the liquefied starch with a glucoamylase, a pullulanase, and optionally an alpha-amylase wherein the ratio of pullulanase dose expressed as NPUN/gDS, to alpha-amylase dose expressed as FAU(A)/gDS is at least 60, particularly at least 75, particularly at least 100, more particularly at least 150, more particularly at least 200, more particularly at least 250, more particularly at least 300, more particularly at least 400, more particularly at least 500, more particularly at least 600, more particularly at least 800 or if no alpha-amylase is present the pullulanse is present in a dose of at least 0.5, particularly at least 0.75, particularly at least 1.0, particularly at least 1.5 NPUN/gDS, and (b) saccharifying the liquefied starch.
Abstract: The present invention relates to a method for reducing odor generated by the activity of a lipase comprising a step of adding to said lipase a peptide capable of binding to the lipase.
Abstract: One aspect of the present invention relates to mutants of chondroitinase ABCI. Such chondroitinase ABCI mutants exhibit altered chondroitin lyase activity or increased resistance to inactivation from stressors including exposure to UV light or heat. Methods of using chondroitinase ABCI mutant enzymes are also provided.
Type:
Grant
Filed:
October 20, 2017
Date of Patent:
June 18, 2019
Assignee:
Acorda Therapeutics, Inc.
Inventors:
Anthony O. Caggiano, Jennifer Iaci, Andrea Vecchione, Elizabeth Hunter
Abstract: The present invention relates to xylanase variants. The present invention also relates to polynucleotides encoding the variants; nucleic acid constructs, vectors, and host cells comprising the polynucleotides; and methods of using the variants.
Abstract: The present invention relates to methods for converting plant cell wall polysaccharides into one or more products, comprising: treating the plant cell wall polysaccharides with an effective amount of a spent whole fermentation broth of a recombinant microorganism, wherein the recombinant microorganism expresses one or more heterologous genes encoding enzymes which degrade or convert the plant cell wall polysaccharides into the one or more products.
Abstract: The present invention relates to alpha-amylase variants. The present invention also relates to polynucleotides encoding the variants; nucleic acid constructs, vectors, and host cells comprising the polynucleotides; and methods of using the variants.
Abstract: The present application relates to recombinant microorganisms useful in the biosynthesis of unsaturated C6-C24 fatty alcohols, aldehydes, and acetates which may be useful as insect pheromones, fragrances, flavors, and polymer intermediates. The C6-C24 fatty alcohols, aldehydes, and acetates described herein may be used as substrates for metathesis reactions to expand the repertoire of target compounds and pheromones. The application further relates to recombinant microorganisms co-expressing a pheromone pathway and a pathway for the production of a toxic protein, peptide, oligonucleotide, or small molecule suitable for use in an attract-and-kill pest control approach. Also provided are methods of producing unsaturated C6-C24 fatty alcohols, aldehydes, and acetates using the recombinant microorganisms, as well as compositions comprising the recombinant microorganisms and/or optionally one or more of the product alcohols, aldehydes, or acetates.
Type:
Grant
Filed:
May 18, 2018
Date of Patent:
June 4, 2019
Assignee:
Provivi, Inc.
Inventors:
Effendi Leonard, Peter Meinhold, Keith Wampler, Pedro Coelho, Micah Sheppard, Thomas Heel
Abstract: Provided are genes, coding proteins and uses thereof, gene elements, genes and uses, gene elements, methods for synthesizing odd numbered medium chain aliphatic aldehydes, for synthesizing odd numbered medium chain aliphatic alcohol and for synthesizing even numbered medium chain aliphatic hydrocarbons. Provided is method for producing odd numbered aliphatic alcohols in Escherichia coli. An ?-dioxygenase from rice is used without additional deoxidization and energy supply from cells. The ?-dioxygenase can also be used for synthesizing aliphatic alcohols with different proportions of C11 to C15 by co-working with different thioesterases.
Abstract: The present invention relates to alpha-amylase variants. The present invention also relates to polynucleotides encoding the variants; nucleic acid constructs, vectors, and host cells comprising the polynucleotides; and methods of using the variants.
Type:
Grant
Filed:
November 20, 2015
Date of Patent:
May 14, 2019
Assignee:
NOVOSZYMES A/S
Inventors:
Carsten Andersen, Iben Damager, Astrid Munch, Tine Hoff
Abstract: Provided is a cyanobacterium improved in fatty acid productivity. A method for producing a modified cyanobacterium, comprising causing loss of function of a LexA transcriptional regulator and acyl-ACP synthetase in a cyanobacterium.
Abstract: Multimeric protein structures comprising at least two alpha-galactosidase monomers being covalently linked to one another via a linking moiety are disclosed herein, as well a process for preparing same, and methods of treating Fabry disease via administration of a multimeric protein structure. The disclosed multimeric protein structures exhibit an improved performance, in terms of enhanced activity and/or a longer lasting activity under both lysosomal conditions and in a serum environment.
Abstract: The invention provides a method of degrading or hydrolyzing a polysaccharide, preferably cellulose or chitin, comprising contacting said polysaccharide with one or more oxidohydrolytic enzymes, preferably a CBM33 family protein (preferably CBP21) or a GH61 family protein, wherein said degradation or hydrolysis is carried out in the presence of at least one reducing agent and at least one divalent metal ion. A method of producing an organic substance comprising said method is also provided.
Type:
Grant
Filed:
July 26, 2017
Date of Patent:
April 30, 2019
Assignees:
Novozymes A/S, Novozymes, Inc.
Inventors:
Gustav Vaaje-Kostad, Bjorge Westereng, Vincent G. H. Eijsink, Svein J. Horn, Morten Sorliie, Zarah Forsberg
Abstract: A method for obtaining psicose from a mixture of fructose and psicose includes adding a mannitol dehydrogenase to a mixture of fructose and psicose to convert fructose into mannitol, and separating the mannitol from the psicose. Accordingly, the psicose can be more easily isolated from the mannitol with high efficiency by using the method.
Type:
Grant
Filed:
November 6, 2015
Date of Patent:
April 23, 2019
Assignee:
INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY
Inventors:
Seon-Won Kim, Min-Jin Choi, Seong-Hee Jeong, Dae-Yun Lee