Alpha-amylase, Microbial Source Patents (Class 435/202)
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Patent number: 11718840Abstract: The present invention relates to variants of a parent alpha-amylase. 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: GrantFiled: August 5, 2019Date of Patent: August 8, 2023Assignee: NOVOZYMES A/SInventors: Svend Kaasgaard, Signe Eskildsen Larsen, Jens Oebro, Lars Beier, Connie Pontoppidan, Iben Damager, Carsten Andersen, Allan Svendsen
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Patent number: 11365375Abstract: 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: GrantFiled: April 25, 2019Date of Patent: June 21, 2022Assignee: NOVOZYMES A/SInventors: Carsten Andersen, Vivek Srivastava, Padmavathi Balumuri, Partha Pratim Chakrabarti, Sohel Dalal
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Patent number: 11286508Abstract: The invention relates to a polypeptide comprising an exoglucanase catalytic domain comprising a sequence selected from the group consisting of SEQ ID NO: 1, SEQ ID NO: 2 and SEQ ID NO: 3, and to a polypeptide having beta-glucosidase activity comprising a sequence selected from the group consisting of SEQ ID NO: 6, SEQ ID NO: 7 and SEQ ID NO: 8, and to functionally equivalent variants thereof that maintain or improve their catalytic activity. Additionally, the invention relates to an enzyme cocktail comprising said polypeptide(s) and an endoglucanase.Type: GrantFiled: December 18, 2018Date of Patent: March 29, 2022Assignees: Universidad del País Vasco, CIC nanoGune—Asociación Centro de Investigación Coonerativa en NanocienciasInventors: Raúl Pérez-Jiménez, Nerea Barruetabeña Garate, Mᵃ Aranzazu Eceiza Mendiguren
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Patent number: 11248193Abstract: The present invention relates to alpha-amylase variants having an improved stability as compared to the parent alpha-amylase. The invention further relates to use of the variants, compositions comprising the variants, and methods of producing the variants.Type: GrantFiled: November 14, 2019Date of Patent: February 15, 2022Assignee: NOVOZYMES A/SInventors: Carsten Andersen, Anna-Kathrine Fevre
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Patent number: 11236317Abstract: Disclosed are isolated polypeptides having protease activity, and polynucleotides encoding the polypeptides. Nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides are also disclosed.Type: GrantFiled: February 4, 2017Date of Patent: February 1, 2022Assignee: NOVOZYMES A/SInventors: Ye Liu, Xianzhi Jiang, Lan Tang, Astrid Benie, Henrik Frisner, Bucong Han
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Patent number: 10793844Abstract: In one aspect, the invention is directed to polypeptides having an amylase activity, polynucleotides encoding the polypeptides, and methods for making and using these polynucleotides and polypeptides. The polypeptides of the invention can be used as amylases to catalyze the hydrolysis of starch into sugars.Type: GrantFiled: October 8, 2018Date of Patent: October 6, 2020Assignee: BASF Enzymes LLCInventors: Kevin A. Gray, Nahla M. Aboushadi, James B. Garrett
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Patent number: 10752889Abstract: The present invention relates to variants of a parent alpha-amylase. 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: GrantFiled: November 14, 2018Date of Patent: August 25, 2020Assignee: NOVOZYMES A/SInventors: Svend Kaasgaard, Jens Oebro, Signe Eskildsen Larsen, Allan Svendsen, Annette Helle Johansen, Michael Skjoet, Carsten Andersen, Lars Beier, Esben Peter Friis, Miguel Duarte Guilherme Pereira Toscano, Mads Bjoernvad, Frank Winther Rasmussen, Liv Spaanger Christiansen
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Patent number: 10689635Abstract: 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: GrantFiled: June 7, 2018Date of Patent: June 23, 2020Assignee: Novozymes A/SInventors: Carsten Andersen, Signe Eskildsen Larsen, Esben Peter Friis, Peter Kamp Hansen, Henrik Friis-Madsen, Anders Viksoee-Nielsen, Pernille Ollendorf Micheelsen
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Patent number: 10647970Abstract: The present invention discloses an L-type amylase variant and use thereof. The ?-amylase variant is obtained by deleting the first N-terminal amino acid residue V from the ?-amylase of B. licheniformis and replacing it with three other amino acid residues DGL. The ?-amylase variant provided by the present invention has high catalytic activity under the acidic conditions of pH 5.0-5.8 and a high temperature of 100° C. or above. The acid resistance and thermal stability of these ?-amylase variants are suitable for starch liquefaction.Type: GrantFiled: May 25, 2018Date of Patent: May 12, 2020Assignee: Nanjing Bestzyme Bio-Engineering Co., LTD.Inventors: Yan Fan, Yan Sun, Hong Xu
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Patent number: 10647946Abstract: 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: GrantFiled: May 9, 2016Date of Patent: May 12, 2020Assignee: NOVOZYMES A/SInventors: Carsten Andersen, Chakshusmathi Ghadiyaram, Rajendra Kulothungan Sainathan, Padmavathi Balumuri, Padma Venkatachalam Iyer, Iben Damager, Astrid Munch, Sohel Dalal
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Patent number: 10519405Abstract: The present invention relates to alpha-amylase variants having an improved stability as compared to the parent alpha-amylase. The invention further relates to use of the variants, compositions comprising the variants, and methods of producing the variants.Type: GrantFiled: April 7, 2017Date of Patent: December 31, 2019Assignee: NOVOZYMES A/SInventors: Carsten Andersen, Anna-Kathrine Fevre
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Patent number: 10327449Abstract: A variant polypeptide having alpha-amylase activity, wherein the variant has an amino acid sequence which, when aligned with the alpha-amylase comprising the sequence set out in SEQ ID NO: 2, comprises at least one substitution of an amino acid residue. Such a variant polypeptide may be used in the preparation of a baked product.Type: GrantFiled: September 26, 2017Date of Patent: June 25, 2019Assignee: DSM IP ASSETS B.V.Inventors: Rene Marcel De Jong, Hanna Elsabet Abbas, Evert Tjeerd Van Rij
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Patent number: 10316275Abstract: 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: GrantFiled: May 9, 2016Date of Patent: June 11, 2019Assignee: NOVOZYMES A/SInventors: Carsten Andersen, Vivek Srivastava, Padmavathi Balumuri, Partha Pratim Chakrabarti, Sohel Dalal
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Patent number: 10287562Abstract: 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: GrantFiled: November 20, 2015Date of Patent: May 14, 2019Assignee: NOVOSZYMES A/SInventors: Carsten Andersen, Iben Damager, Astrid Munch, Tine Hoff
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Patent number: 9982282Abstract: The present invention relates to a process for producing a syrup comprising liquefying an aqueous granular starch slurry with an alpha-amylase variant comprising an alteration at one or more positions corresponding to any of positions 1, 2, 68, 71, 126, 133, 142, 144, 156, 158, 176, 185, 201, 205, 213, 239, 279, 316, 318, 360, 416, 437 and 450 of SEQ ID NO: 1 to provide liquefied starch-containing material; saccharifying the liquefied starch-containing material in the presence of a glucoamylase, and a pullulanase derived from Bacillus deramificans, Bacillus subtilis, Bacillus amyloderamicans, or Bacillus acidopullulyticus to provide a dextrose syrup, and optionally isomerizing to provide a fructose syrup.Type: GrantFiled: April 10, 2014Date of Patent: May 29, 2018Assignee: Novozymes A/SInventors: Michael Elder, Randall Deinhammer, Xiaoyuan Cui
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Patent number: 9920307Abstract: The present invention relates to variants (mutants) of polypeptides, in particular Termamyl-like alpha-amylases, which variant has alpha-amylase activity and exhibits an alteration in at least one of the following properties relative to said parent alpha-amylase: substrate specificity, substrate binding, substrate cleavage pattern, thermal stability, pH/activity profile, pH/stability profile, stability towards oxidation, Ca2+ dependency, specific activity, in particular laundry and dish-wash applications.Type: GrantFiled: June 30, 2015Date of Patent: March 20, 2018Assignee: NOVOZYMES A/SInventors: Carsten Andersen, Henrik Oestdal, Jan Peter Skagerlind
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Patent number: 9896673Abstract: The present invention relates to variants of an alpha-amylase having improved stability to chelating agents relative to its parent enzyme, compositions comprising the variants, nucleic acids encoding the variants, methods of producing the variants, and methods for using the variants.Type: GrantFiled: February 10, 2011Date of Patent: February 20, 2018Assignee: Novozymes A/SInventors: Allan Svendsen, Annette Helle Johansen, Mads Bjoernvad, Frank W. Rasmussen, Michael Skjoet, Signe Eskildsen Larsen, Jens Oebro, Svend Kaasgaard, Lars Beier
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Patent number: 9808018Abstract: A variant polypeptide having alpha-amylase activity, wherein the variant has an amino acid sequence which, when aligned with the alpha-amylase comprising the sequence set out in SEQ ID NO: 2, comprises at least one substitution of an amino acid residue. Such a variant polypeptide may be used in the preparation of a baked product.Type: GrantFiled: February 27, 2014Date of Patent: November 7, 2017Assignee: DSM IP ASSETS B.V.Inventors: Rene Marcel De Jong, Hanna Elisabet Abbas, Evert Tjeerd Van Rij
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Patent number: 9493730Abstract: The present invention relates to cleaning compositions comprising variants of an alpha-amylase having improved stability to chelating agents relative to its parent enzyme and cleaning processes comprising such compositions.Type: GrantFiled: February 10, 2011Date of Patent: November 15, 2016Assignee: The Procter & Gamble CompanyInventors: Michelle Meek, Philip Frank Souter, Lindsay Suzanne Bewick, Allan Svendsen, Annette Helle Johansen, Mads Eskelund Bjoernvad, Frank Winther Rasmussen, Michael Skjoet, Signe Eskildsen Larsen, Jens Oebro, Svend Kaasgaard, Lars Beier
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Patent number: 9487769Abstract: The invention relates to a variant of a parent Termamyl-like alpha-amylase, which variant has alpha-amylase activity and exhibits an alteration in at least one of the following properties relative to the parent alpha-amylase: substrate specificity, substrate binding, substrate cleavage pattern, thermal stability, pH/activity profile, pH/stability profile, stability towards oxidation, Ca2+ dependency and specific activity.Type: GrantFiled: March 4, 2015Date of Patent: November 8, 2016Assignee: NOVOZYMES A/SInventors: Allan Svendsen, Torben Vedel Borchert, Henrik Bisgaard-Frantzen
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Patent number: 9469848Abstract: The present invention relates to combinatorial variants of a parent glucoamylase that have altered properties for reducing the synthesis of condensation products during hydrolysis of starch. Accordingly, the variants of a parent glucoamylase are suitable such as for use within brewing and glucose syrup production. Also disclosed are DNA constructs encoding the variants and methods of producing the glucoamylase variants in host cells.Type: GrantFiled: June 30, 2011Date of Patent: October 18, 2016Assignee: DUPONT NUTRITION BIOSCIENCES APSInventors: Peter Edvard Degn, Richard R. Bott, Casper Willem Vroemen, Martijn Silvan Scheffers, Wolfgang Aehle, Elin Petersen
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Patent number: 9416355Abstract: The present invention relates to variants of a parent alpha-amylase. The present invention also relates to polynucleotides encoding the variants and to nucleic acid constructs, vectors, and host cells comprising the polynucleotides, and methods of using the variant enzymes.Type: GrantFiled: January 4, 2011Date of Patent: August 16, 2016Assignees: NOVOZYMES NORTH AMERICA, INC., NOVOZYMES A/SInventors: Carsten Andersen, Randall Deinhammer, Thomas Agersten Poulsen, Miguel Duarte Toscano, Peter Kamp Hansen, Henrik Friis-Madsen, Anders Viksoe-Nielsen, Signe Eskildsen Larsen, Lars L. H. Christensen
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Patent number: 9388399Abstract: Genes SWA2 and GAM1 from the yeast, Schwanniomyces occidentalis, encoding ?-amylase and glucoamylase, respectively, were cloned and expressed in H. polymorpha. The expression was achieved by integration of the SWA2 and GAM1 genes into the chromosome of H. polymorpha under operably linked to a strong constitutive promoter of the H. polymorpha-glyceraldehyde-3-phosphate dehydrogenase gene (HpGAP. Resulting transformants acquired the ability to grow on a minimal medium containing soluble starch as a sole carbon source and can produce Ethanol at high-temperature fermentation from starch up to 10 g/L. A XYN2 gene encoding endoxylanase was obtained from the fungus Trichoderma resee, and a xlnD gene coding for ?-xylosidase was obtained from the fungus Aspergillus niger. Co-expression of these genes was also achieved by integration into the H. polymorpha chromosome under control of the HpGAP promoter.Type: GrantFiled: May 6, 2009Date of Patent: July 12, 2016Assignee: Archer Daniels Midland CompanyInventors: Charles Abbas, Andriy Sibirny, Andriy Y. Voronovsky
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Patent number: 9359584Abstract: Provided in part herein are compositions that include isolated microbial enzymes, such as amylases, lipases, and proteases that are useful as detergent additives. Also provided are methods of isolating amylases, lipases, and proteases from microbes, as well as methods of using these enzymes as detergent additives, and for stain removal.Type: GrantFiled: July 24, 2010Date of Patent: June 7, 2016Assignee: WEST BENGAL UNIVERSITY OF TECHNOLOGYInventor: Shaon Ray Chaudhuri
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Patent number: 9301533Abstract: A variant polypeptide having alpha-amylase activity is disclosed. The variant polypeptide has an amino acid sequence which, when aligned with the alpha-amylase comprising the sequence set out in SEQ ID NO: 2, comprises at least one substitution of an amino acid residue with reference to SEQ ID NO: 2. The variant polypeptide has one or more altered properties as compared with a reference polypeptide having alpha-amylase activity. Such a variant polypeptide may be used in the preparation of a baked product.Type: GrantFiled: March 15, 2013Date of Patent: April 5, 2016Assignee: DSM IP ASSETS B.V.Inventors: Rene Marcel De Jong, Hanna Elisabet Abbas
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Patent number: 9080137Abstract: The present invention relates to variants (mutants) of parent Termamyl-like alpha-amylases, which variant has alpha-amylase activity and exhibits altered properties relative to the parent alpha-amylase.Type: GrantFiled: November 21, 2013Date of Patent: July 14, 2015Assignee: NOVOZYMES A/SInventors: Allan Svendsen, Carsten Andersen, Thomas Thisted, Claus von der Osten
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Patent number: 9040278Abstract: An ?-amylase from Bacillus subtilis (AmyE) produces significant amounts of glucose from various carbohydrate substrates, including vegetable starch, maltoheptaose, and maltotriose. Among other things, this advantageous property allows AmyE or variants thereof to be used in a saccharification reaction having a reduced or eliminated requirement for glucoamylase. The reduction or elimination of the glucoamylase requirement significantly improves the efficiency of the production of ethanol or high fructose corn syrup, for example.Type: GrantFiled: June 4, 2009Date of Patent: May 26, 2015Assignee: DANISCO US INC.Inventors: Luis G. Cascao-Pereira, Regina Chin, William A. Cuevas, David A. Estell, Sang-Kyu Lee, Michael J. Pepsin, Scott D. Power, Sandra W. Ramer, Carol A. Requadt, Andrew Shaw, Amr R. Toppozada, Louise Wallace
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Patent number: 9040279Abstract: The present disclosure relates to a Bacillus subtilis alpha-amylase (AmyE) or its variants thereof. AmyE or its variants thereof may be used to more efficiently produce fermentable sugars from starch. Also disclosed are a composition comprising a glucoamylase and AmyE or variant thereof and a method of processing starch utilizing the described enzyme composition.Type: GrantFiled: June 4, 2009Date of Patent: May 26, 2015Assignee: DANISCO US INC.Inventors: Suzanne Breneman, Sung Ho Lee, Vivek Sharma, Jayarama K. Shetty
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Publication number: 20150132823Abstract: The invention relates to a variant of a parent Termamyl-like alpha-amylase, comprising mutations in two, three, four, five or six regions/positions. The variants have increased stability at high temperatures (relative to the parent). The invention also relates to a DNA construct comprising a DNA sequence encoding an alpha-amylase variant of the invention, a recombinant expression vector which carries a DNA construct of the invention, a cell which is transformed with a DNA construct of the invention, the use of an alpha-amylase variant of the invention for washing and/or dishwashing, textile desizing, starch liquefaction, a detergent additive comprising an alpha-amylase variant of the invention, a manual or automatic dishwashing detergent composition comprising an alpha-amylase variant of the invention, a method for generating a variant of a parent Termamyl-like alpha-amylase, which variant exhibits increased.Type: ApplicationFiled: January 21, 2015Publication date: May 14, 2015Inventors: Allan Svendsen, Soren Kjaerulff, Henrik Bisgaard-Frantzen, Carsten Andersen
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Publication number: 20150125925Abstract: The present invention provides consumer products comprising a serine protease variant, more specifically subtilisin variants produced there from. Specifically, the present invention provides consumer products comprising a serine protease variant, more specifically a subtilisin variant having one or more substitutions as compared to a reference serine protease. In addition, the present invention provides methods of making such compositions and methods of treating surfaces, particularly fabric surfaces comprising contacting a surface with an aqueous liquor comprising a serine protease variant, more specifically subtilisin variants and an adjunct material.Type: ApplicationFiled: November 5, 2013Publication date: May 7, 2015Applicant: The Procter & Gamble CompanyInventors: Philip Frank SOUTER, Euan John MAGENNIS, Glenn Steven WARD, Neelam S. AMIN, Katherine AUGUSTYN, Joshua R. BASLER, Luis Gustavo CASCAO-PEREIRA, Katherine D. COLLIER, Edward M. CONCAR, David A. ESTELL, James T. KELLIS, JR., Alexander PISARCHIK, Ayrookaran Joseph POULOSE, Jian YAO
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Patent number: 9012194Abstract: A method for producing sophorolipids having protein inducer and/or repressor activities having the steps of synthesizing the sophorolipid by fermentation of Candida bombicola in a fermentation media to form a natural mixture of lactonic sophorolipids and non-lactonic sophorolipids and then utilizing the natural mixture as a protein inducing agent, utilizing the natural mixture as a protein repressing agent, and/or utilizing the natural mixture as a combined protein induction/repressor agent. An application of the sophorolipid compound produced according to the method as a microbial media component.Type: GrantFiled: December 22, 2005Date of Patent: April 21, 2015Assignee: Synthezyme LLCInventors: Richard A. Gross, Vishal Shah, Frantisek Nerud, Datta Madamwars
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Publication number: 20150099284Abstract: The present invention relates to variants (mutants) of parent Termamyl-like alpha-amylases, which variant has alpha-amylase activity and exhibits altered stability, in particular at high temperatures and/or at low pH relative, and/or low Ca2+ to the parent alpha-amylase.Type: ApplicationFiled: December 16, 2014Publication date: April 9, 2015Inventors: Thomas Thisted, Soren Kjaerulff, Carsten Andersen, Claus Crone Fuglsang
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Patent number: 8999908Abstract: The invention relates to a variant of a parent Termamyl-like alpha-amylase, which variant has alpha-amylase activity and exhibits an alteration in at least one of the following properties relative to the parent alpha-amylase: substrate specificity, substrate binding, substrate cleavage pattern, thermal stability, pH/activity profile, pH/stability profile, stability towards oxidation, Ca2+ dependency and specific activity.Type: GrantFiled: July 29, 2013Date of Patent: April 7, 2015Assignee: Novozymes A/SInventors: Allan Svendsen, Torben Vedel Borchert, Henrik Bisgaard-Frantzen
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Publication number: 20150093495Abstract: A method for producing a secreted recombinant polypeptide sequence is provided. In some embodiments it comprises providing a recombinant microorganism comprising a recombinant nucleic acid comprising a first nucleic acid sequence encoding the recombinant polypeptide sequence operatively linked to a second nucleic acid sequence encoding a signal peptide; and culturing the recombinant microorganism in a culture medium under conditions sufficient for production and secretion of the recombinant protein by the recombinant microorganism. In some embodiments the coding sequence for the signal peptide is not native to the recombinant microorganism. In some embodiments the recombinant microorganism is photo synthetic. Also provided are recombinant photosynthetic microorganisms, isolated polypeptides comprising a signal peptide comprising an amino acid sequence disclosed herein, and isolated nucleic acids comprising a coding sequence for one of the signal peptides, among other things.Type: ApplicationFiled: April 29, 2013Publication date: April 2, 2015Applicant: Pronutria, Inc.Inventors: Gaozhong Shen, David M. Young, Subhayu Basu, Katherine G. Gora, Carine Robichon-Iyer, Nathaniel W. Silver, David Arthur Berry
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Publication number: 20150087573Abstract: Described are compositions and methods relating to variant alpha-amylasess having altered biochemical properties and advantageous performance characteristics as compared to a reference alpha-amylase. The variants are suitable for use in various industrial applications such as starch conversion, ethanol production, laundry, dishwashing, pulp and paper production, textile desizing, and/or sweetener production.Type: ApplicationFiled: August 28, 2014Publication date: March 26, 2015Applicant: Danisco US Inc.Inventors: David A. Estell, Brian E. Jones, Marc Kolkman, Christian D. Adams, Edward M. Concar
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Publication number: 20150079660Abstract: The present disclosure relates to a Bacillus subtilis alpha-amylase (AmyE) or its variant thereof. AmyE or its variants thereof may be used to eliminate or reduce the iodine-positive starch presented in saccharide liquor.Type: ApplicationFiled: September 23, 2014Publication date: March 19, 2015Inventors: Vivek Sharma, Jayarama Shetty, Bruce Strohm
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Publication number: 20150080283Abstract: The present invention relates to variants of a parent ?-amylase, which parent ?-amylase (i) has an amino acid sequence selected from the amino acid sequences shown in SEQ ID No. 1, SEQ ID No. 2, SEQ ID No. 3, and SEQ ID No.Type: ApplicationFiled: November 25, 2014Publication date: March 19, 2015Inventors: Henrik Bisgaard-Frantzen, Allan Svendsen, Torben Vedel Borchert
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Patent number: 8975056Abstract: Alpha-amylases from Bacillus subtilis (AmyE), variants thereof, nucleic acids encoding the same, and host cells comprising the nucleic acids are provided. Methods of using AmyE or variants thereof are disclosed, including liquefaction and/or saccharification of starch. Such methods may yield sugars useful for ethanol production or high fructose corn syrup production. In some cases, the amylases can be used at low pH, in the absence of calcium, and/or in the absence of a glucoamylase.Type: GrantFiled: October 25, 2012Date of Patent: March 10, 2015Assignee: Danisco US Inc.Inventors: Luis G. Cascao-Pereira, William A. Cuevas, David A. Estell, Sang-Kyu Lee, Scott D. Power, Sandra W. Ramer, Amr Toppozada, Louise Wallace
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Patent number: 8962283Abstract: Described are variants (mutants) of a parent alpha-amylase having alpha-amylase activity and exhibiting altered properties relative to the parent alpha-amylase, and methods of use, thereof.Type: GrantFiled: May 21, 2013Date of Patent: February 24, 2015Assignee: Danisco US Inc.Inventors: Luis G. Cascao-Pereira, Claudine Chang, Clement Choy, James T. Kellis, Jr., Brian E. Jones, Melodie Estabrook, Marc Kolkman, Chris Leeflang, Casper Vroemen, Walter Weyler
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Publication number: 20150044732Abstract: The present invention relates to variants of a parent alpha-amylase, the variant having improved stability or activity at low calcium conditions or at low pH.Type: ApplicationFiled: October 28, 2014Publication date: February 12, 2015Inventor: Carsten Andersen
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Publication number: 20150037284Abstract: The present invention relates to a novel Listeria bacteriophage designated ProCC P825. In particular, the present invention relates to the endolysin PlyP825 encoded by the novel phage ProCC P825 and uses of the novel endolysin PlyP825 for controlling Listeria contamination and infection.Type: ApplicationFiled: May 29, 2012Publication date: February 5, 2015Applicant: DSM IP ASSETS B.V.Inventors: Holger Grallert, Julia Lorenz, Anna Scherzinger
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Publication number: 20150017701Abstract: Hybrid alpha-amylases are provided that share a conserved 3D structure in whole or in part with a wild-type Termamyl-like ?-amylase, e.g., a Bacillus amylase. In the hybrid, an N-terminal portion of a Termamyl-like ?-amylase is replaced with sequences from an archae ?-amylase. The sequence similarity between the two amylase sequences may be less than 60%. Conserving the wild-type 3D structure in the hybrid facilitates obtaining enzymatically active amylases. In one embodiment, one or both amylase sequences contribute residues to the B domain, resulting in particularly advantageous properties. For instance, replacement of the Ca2+ binding site in the B domain of the Termamyl-like ?-amylase with a B domain sequence of an archae ?-amylase that does not bind Ca2+ can produce a hybrid that is fully active in the absence of Ca2+.Type: ApplicationFiled: July 25, 2014Publication date: January 15, 2015Applicant: DANISCO US INC.Inventors: Scott D. Power, Andrew Shaw
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Publication number: 20140377407Abstract: This invention relates to a novel alpha-amylase, a process for its preparation and the use of the amylase. The invention relates to a newly identified polynucleotide sequence from Alicyclobacillus pohliae comprising a gene that encodes the novel alpha-amylase enzyme. The invention features the full length coding sequence of the novel gene as well as the amino acid sequence of the full-length functional protein of the gene. The invention also relates to methods of using these proteins in industrial processes, for example in food industry, such as the baking industry. Also included in the invention are cells transformed with a polynucleotide according to the invention suitable for producing these proteins and cells.Type: ApplicationFiled: January 29, 2013Publication date: December 25, 2014Applicant: DSM IP ASSETS B.V.Inventor: Lucie Parenicova
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Patent number: 8916369Abstract: A maltogenic a-amylase from Trichoderma reesei (TrAA) and variants thereof are useful in the production of high-maltose syrups from liquefied starch. Particularly high maltose concentrations are achieved when TrAA is used in the presence of a pullulanase. Expression hosts and encoding nucleic acids useful for producing TrAA and its variants also are provided.Type: GrantFiled: March 12, 2008Date of Patent: December 23, 2014Assignee: Danisco US Inc.Inventors: Gang Duan, Kathy Qian, Martijn Scheffers, Jayarama K. Shetty, Pieter Van Solingen
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Publication number: 20140356924Abstract: The present invention relates to variants (mutants) of parent Termamyl-like alpha-amylases, which variant has alpha-amylase activity and exhibits altered properties relative to the parent alpha-amylase.Type: ApplicationFiled: August 25, 2014Publication date: December 4, 2014Inventors: Allan Svendsen, Carsten Andersen, Thomas Thisted, Claus von der Osten
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Publication number: 20140356923Abstract: The present invention relates to recombinant bacteria and the uses thereof, particularly for the production of ethanol. The invention also relates to methods for the production of such bacteria, as well as to nucleic acid constructs suitable for such production. The invention specifically relates to bacteria having a reconstructed biomass degradation unit.Type: ApplicationFiled: December 21, 2012Publication date: December 4, 2014Inventor: Jean-Paul Leonetti
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Publication number: 20140342431Abstract: Compositions and methods relating to variant alpha-amylases are described.Type: ApplicationFiled: December 18, 2012Publication date: November 20, 2014Applicant: Danisco US INC.Inventors: Luis Gustavo Cascao-Pereira, Marc Kolkman
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Patent number: 8883456Abstract: The invention relates to a process of process of producing a fermentation product, comprising: liquefying a starch-containing material to dextrins with an alpha-amylase in the presence of a GH61 polypeptide; saccharifying the dextrins to a sugar with a glucoamylase; and fermenting the sugar using a fermenting organism.Type: GrantFiled: March 30, 2011Date of Patent: November 11, 2014Assignee: Novozymes North America, Inc.Inventors: Chee-Leong Soong, Jeremy Saunders
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Patent number: 8877479Abstract: Compositions and methods relating to an alpha-amylase enzyme obtained from Halomonas variabilis WDG195 are described.Type: GrantFiled: February 25, 2010Date of Patent: November 4, 2014Assignee: Danisco US Inc.Inventors: Melodie Estabrook, Brian E. Jones, Marc Kolkman, Chris Leeflang, Leo P. M. Van Marrewijk
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Publication number: 20140322795Abstract: The invention relates to a variant of a parent Termamyl-like alpha-amylase, which variant exhibits altered properties, in particular reduced capability of cleaving a substrate close to the branching point, and improved substrate specificity and/or improved specific activity relative to the parent alpha-amylase.Type: ApplicationFiled: July 14, 2014Publication date: October 30, 2014Inventors: Carsten Andersen, Christel Thea Jorgensen, Henrik Bisgaard-Frantzen, Allan Svendsen, Soren Kjaerulff