Patents Examined by Ganapathirama Raghu
  • Patent number: 11072765
    Abstract: The present invention relates to endoglucanase variants and methods for obtaining endoglucanase 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: August 24, 2017
    Date of Patent: July 27, 2021
    Assignee: NOVOZYMES A/S
    Inventors: Jens Erik Nielsen, Lars Anderson, Allan Svendsen, Rune Nygaard Monrad, Lars Giger, Vasudeva Prahlada Rao, Sohel Dalal, Santhosh Vasu Mepadam, Marie Thrysoe Kruse, Kasper D. Rand, Pernille F. Jensen
  • Patent number: 11060119
    Abstract: Disclosed herein are compositions and methods for preparing tagatose from fructose, more particularly, compositions comprising thermophilic fructose C4-epimerases derived from thermophilic microorganisms and methods for preparing tagatose from fructose using the compositions.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: July 13, 2021
    Assignee: ARZEDA CORP.
    Inventors: Alexandre Zanghellini, Kyle Roberts, Michael Charles Miller Cockrem, Christopher Dunckley
  • Patent number: 11053518
    Abstract: What is described herein relates to a method of selectively hydrolyzing an enantiomer of an alpha haloalkanoic acid according to formula I employing a polypeptide having dehalogenase activity comprising an amino acid sequence as set forth in SEQ ID NO. 1 or SEQ ID NO. 4 or a sequence with at least 80% sequence identity to either of said sequences and to the use of said method.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: July 6, 2021
    Assignee: Bayer Aktiengesellschaft
    Inventors: Markus Spelberg, Julian Egger
  • Patent number: 11046993
    Abstract: A glucose dehydrogenase having modified electron transfer properties, and a glucose measurement method and measuring kit using the glucose dehydrogenase are provided. Provided are a glucose dehydrogenase having at least 1, 2 or 3 amino acid substitutions, for example, amino acid substitution with a polar amino acid or alanine, in the region corresponding to the 457th to 477th position in SEQ ID NO: 1 of a glucose dehydrogenase having homology with SEQ ID NO: 1, a glucose measurement method, a measurement reagent kit and a sensor using the glucose dehydrogenase. The electron transfer properties of the glucose dehydrogenase of the present invention is modified and can be used in measuring glucose in the presence of a mediator with reduced concentration or in the absence of a mediator, and can be used, for example, in continuous glucose measurement.
    Type: Grant
    Filed: October 31, 2016
    Date of Patent: June 29, 2021
    Assignee: KIKKOMAN CORPORATION
    Inventors: Yosuke Masakari, Seiichi Hara
  • Patent number: 11033476
    Abstract: An oral care composition including an orally acceptable vehicle is disclosed. The orally acceptable vehicle includes a source of hydrogen peroxide, an acyl donor, and an enzyme that catalyzes the generation of peracetic acid between the source of hydrogen peroxide and the acyl donor.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: June 15, 2021
    Assignee: Colgate-Palmolive Company
    Inventors: Jennifer Gronlund, Guofeng Xu, Venda Porter Maloney, Junhong Mao, Shaotang Yuan, Suman Chopra, Jodie Parker, Rajnish Kohli, Robert Dicosimo, Kari A. Fosser, Sharon L. Haynie, Mark S. Payne, John T. Gannon
  • Patent number: 11033475
    Abstract: An oral care composition including an enzyme and an anhydrous matrix that at least partially stabilizes the enzyme. The anhydrous matrix includes a source of hydrogen peroxide, an acyl donor, a non-aqueous anhydrous liquid, and a thickener.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: June 15, 2021
    Assignee: Colgate-Palmolive Company
    Inventors: Shaotang Yuan, Guofeng Xu, Jennifer Gronlund, Robert Dicosimo, Sharon Haynie, Mark Payne
  • Patent number: 11028413
    Abstract: The invention relates to the production of one or more terpenoids through microbial engineering, and relates to the manufacture of products comprising terpenoids.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: June 8, 2021
    Assignees: Massachusetts Institute of Technology, National University of Singapore
    Inventors: Parayil K. Ajikumar, Gregory Stephanopoulos, Heng Phon Too
  • Patent number: 11021691
    Abstract: The present invention relates to a sucrose phosphorylase variant comprising or consisting of an amino acid sequence with at least 75% homologous and/or identical to an amino acid sequence of wild type sucrose phosphorylase, preferably wherein the sucrose phosphorylase is characterized by different structural and functional features. The invention also relates to method for preparing aG1P and a co-product, wherein the method comprises reacting a sucrose phosphorylase with a glucoside substrate, wherein the sucrose phosphorylase is a sucrose phosphorylase as defined in the context of the present invention.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: June 1, 2021
    Assignees: New Matterhorn, LLC, c-LEcta GmBH
    Inventors: Claudia Feller, Birgit Brucher, Andreas Vogel
  • Patent number: 11021724
    Abstract: The subject invention concerns materials and methods for alkene reduction of compounds, such as levoglucosenone (LGO) and (S)-?-hydroxymethyl-?,?-butenolide (HBO), using an alkene reductase enzyme. In one embodiment, a method of the invention comprises alkene reduction of a target compound by reacting the compound with an Old Yellow Enzyme (OYE) that reduces alkene bonds. In one embodiment, the OYE is OYE 2.6 from Pichia stipites and comprises the amino acid sequence of SEQ ID NO: I. In a specific embodiment, the enzyme is an Old Yellow Enzyme (OYE) 2.6 mutant having an amino acid substitution at position 78 in the sequence, wherein the tyrosine at position 78 is substituted with a tryptophan amino acid (Y78W) and is designated as OYE 2.6 Y78W (SEQ ID NO:2).
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: June 1, 2021
    Assignees: University of Florida Research Foundation, Inc., AfroParisTech
    Inventors: Jon Dale Stewart, Florent Allais, Louis Michel Marie Mouterde
  • Patent number: 11021722
    Abstract: There is provided SHC/HAC derivatives, amino acid sequences comprising the SHC/HAC derivatives, nucleotide sequences encoding the SHC/HAC derivatives, vectors comprising nucleotide sequences encoding the SHC/HAC derivatives, recombinant host cells comprising nucleotide sequences encoding the SHC/HAC derivatives and applications of the recombinant host cells comprising either SHC/HAC derivatives or WT SHC/HAC enzymes in methods to prepare (?)-Ambrox and SHC/HAC enzymes in methods to prepare (?)-Ambrox.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: June 1, 2021
    Assignee: GIVAUDAN S.A.
    Inventors: Eric Eichhorn, Boris Schilling, Denis Wahler, Laurent Fourage, Esther Locher
  • Patent number: 11021729
    Abstract: The present invention provides engineered ketoreductase and phosphite dehydrogenase enzymes having improved properties as compared to a naturally occurring wild-type ketoreductase and phosphite dehydrogenase enzymes, as well as polynucleotides encoding the engineered ketoreductase and phosphite dehydrogenase enzymes, host cells capable of expressing the engineered ketoreductase and phosphite dehydrogenase enzymes, and methods of using the engineered ketoreductase and phosphite dehydrogenase enzymes to synthesize a chiral catalyst used in the synthesis of antiviral compounds, such as nucleoside inhibitors. The present invention further provides methods of using the engineered enzymes to deracemize a chiral alcohol in a one-pot, multi-enzyme system.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: June 1, 2021
    Assignee: Codexis, Inc.
    Inventors: Jeffrey C. Moore, Jack Liang, Jonathan Penfield, Jovana Nazor, Nikki Dellas, Vesna Mitchell, Da Duan, Iman Farasat, Agustina Rodriguez-Granillo, Grant Murphy, Nicholas Marshall
  • Patent number: 11008369
    Abstract: Nucleic acid molecules encoding monomeric near-infrared fluorescent proteins, variants and derivatives thereof are provided, as well as proteins and peptides encoded by these nucleic acids. Also provided are proteins that are substantially similar to, or derivatives, homologues, or mutants of, the above-referenced specific proteins. Also provided are fragments of the nucleic acids and the peptides encoded thereby, specifically split fluorescent proteins. In addition, host-cells, stable cell lines and transgenic organisms comprising above-referenced nucleic acid molecules are provided. The invention also refers to methods of making and using monomeric fluorescent proteins derived from bacterial phytochromes. The subject protein and nucleic acid compositions find use in a variety of different applications and methods, particularly for labeling of biomolecules, cells or cell organelles, and for detecting protein-protein interactions. Finally, kits for use in such methods and applications are provided.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: May 18, 2021
    Assignee: Albert Einstein College of Medicine
    Inventors: Vladislav V. Verkhusha, Daria M. Shcherbakova, Mikhail Baloban
  • Patent number: 11001786
    Abstract: The present invention relates to protease variants and methods for obtaining protease 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: January 30, 2020
    Date of Patent: May 11, 2021
    Assignee: NOVOZYMES A/S
    Inventors: Miguel Duarte Guilherme Pereira Toscano, Esben Peter Friis, Bena-Marie Lue
  • Patent number: 10995325
    Abstract: The present invention relates to variant phytase enzymes and their use thereof.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: May 4, 2021
    Assignee: Fornia BioSolutions, Inc.
    Inventors: Khin Oo, Jie Yang, Xiyun Zhang, Goutami Banerjee, Tatsuya Fukushima, Eric Lin Hu, Imad N. Sawaya, Stephen Joshua Macaso Millet, Jijiao Zeng, Wenhua Lu
  • Patent number: 10988753
    Abstract: The present invention discloses an aspartase variant, method of preparing the same and use thereof. Compared with sequence 2 in the sequence listing, the amino acid sequence of the aspartase variant provided in the present invention has more than 96% identity, and there are mutations in T187I and N326C at positions 187 and 326, respectively, and has improved catalytic activity for the ammoniation of acrylic acid, compared with the aspartase shown in sequence 2. The experiment proves that the aspartase variant provided in the present invention does have improved catalytic activity for the ammoniation of acrylic acid compared with the wild type parent aspartase, and has better thermal stability and pH spectrum. The reaction can greatly increase the conversion ratio of acrylic acid.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: April 27, 2021
    Assignee: QINHUANGDAO HUAHENG BIOENGINEERING CO., LTD.
    Inventors: Bian Wu, Yang Liu, Ruifeng Li, Dongzhu Zhang, Zhicheng Liu, Hui Zhang
  • Patent number: 10982200
    Abstract: The present disclosure provides for endonuclease enzymes having distinguishing domain features, as well as methods of using such enzymes or variants thereof.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: April 20, 2021
    Assignee: METAGENOMI IP TECHNOLOGIES, LLC
    Inventors: Brian Thomas, Christopher Brown, Rose Kantor, Audra Devoto, Cristina Butterfield, Lisa Alexander, Daniela S. A. Goltsman, Jason Liu
  • Patent number: 10980848
    Abstract: Methods and compositions comprising hogocidin peptides (SH-lantibiotics), derivatives and variants are provided. Also provided are methods and compositions comprising probiotic compositions utilizing strains of S. hominis and S. epidermidis that produce hogocidin, hogocidin-like peptides, or other inhibitors of skin pathogens. Methods of treatment for microbial skin infections and atopic dermatitis are also provided.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: April 20, 2021
    Assignee: The Regents of the University of California
    Inventors: Teruaki Nakatsuji, Richard L. Gallo
  • Patent number: 10982245
    Abstract: The present disclosure relates to an O-succinyl homoserine transferase mutant, a polynucleotide encoding the same, a microorganism including the mutant, and a method of producing O-succinyl homoserine using the microorganism.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: April 20, 2021
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Kyungrim Kim, Jihyun Shim, Hyun Ah Kim, Yong Uk Shin, Peter Lee
  • Patent number: 10975366
    Abstract: The present invention relates to the field of genetic engineering, particularly to a method for efficiently expressing pullulanase in Bacillus subtilis and recombinant Bacillus subtilis. said method includes steps of constructing modified Bacillus subtilis strain with deletion of alkaline protease gene and neutral protease gene, constructing expression vector including an optimized combination of promoter and signal peptide and pullulanase gene, and transforming said modified Bacillus subtilis strain with by said expression vector. A series of combinations of promoter and signal peptide are optimized to obtain the combination for efficiently expressing pullulanase, provide an industrial application basis.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: April 13, 2021
    Assignee: GUANGDONG VTR BIO-TECH CO., LTD
    Inventors: Yangyuan Li, Jianrong Wang, Ling Yang, Man Qu, Lizhi Chen, Jiale Huang
  • Patent number: 10975398
    Abstract: Nucleic acids and cells comprising a methyltransferase gene and/or a reductase gene are disclosed. These nucleic acids and cells may be used to produce branched (methyl)lipids, such as 10-methylstearate.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: April 13, 2021
    Assignee: Ginkgo Bioworks, Inc.
    Inventors: Arthur J. Shaw, Hannah Blitzblau, Donald V. Crabtree