Patents by Inventor Gjalt W. Huisman

Gjalt W. Huisman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Engineered imine reductases and methods for the reductive amination of ketone and amine compounds
    Patent number: 10787689
    Abstract: The present disclosure provides engineered polypeptides having imine reductase activity, polynucleotides encoding the engineered imine reductases, host cells capable of expressing the engineered imine reductases, and methods of using these engineered polypeptides with a range of ketone and amine substrate compounds to prepare secondary and tertiary amine product compounds.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: September 29, 2020
    Assignee: Codexis, Inc.
    Inventors: Haibin Chen, Steven J. Collier, Jovana Nazor, Joly Sukumaran, Derek Smith, Jeffrey C. Moore, Gregory Hughes, Jacob Janey, Gjalt W. Huisman, Scott J. Novick, Nicholas J. Agard, Oscar Alvizo, Gregory A. Cope, Wan Lin Yeo, Stefanie Ng Minor
  • AUTOMATED SCREENING OF ENZYME VARIANTS
    Publication number: 20200277597
    Abstract: Disclosed are methods for identifying bio-molecules with desired properties (or which are most suitable for a round of directed evolution) from complex bio-molecule libraries or sets of such libraries. Some embodiments of the present disclosure provide methods for virtually screening proteins for beneficial properties. Some embodiments of the present disclosure provide methods for virtually screening enzymes for desired activity and/or selectivity for catalytic reactions involving particular substrates. Some embodiments combine screening and directed evolution to design and develop proteins and enzymes having desired properties. Systems and computer program products implementing the methods are also provided.
    Type: Application
    Filed: May 15, 2020
    Publication date: September 3, 2020
    Inventors: Xiyun Zhang, Russell Javiniar Sarmiento, Donald Scott Baskerville, Gjalt W. Huisman
  • Engineered ketoreductase polypeptides
    Patent number: 10752926
    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 a variety of chiral compounds. The engineered ketoreductase polypeptides are optimized for catalyzing the conversion of N-methyl-3-keto-3-(2-thienyl)-1-propanamine to (S)—N-methyl-3-hydroxy-3-(2-thienyl)-1-propanamine.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: August 25, 2020
    Assignee: Codexis, Inc.
    Inventors: Christopher Savile, John M. Gruber, Emily Mundorff, Gjalt W. Huisman, Steven J. Collier
  • T7 RNA polymerase variants
    Patent number: 10738286
    Abstract: The present invention provides engineered RNA polymerase variants and compositions comprising these variants. The present invention further provides engineered T7 RNA polymerase variants and compositions comprising these variants. These variants have been evolved for selective incorporation of the m7G(5?)ppp(5?)m7G cap analog over GTP at the initiation of in vitro transcription. The present invention also provides methods for selective capping of RNA transcripts.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: August 11, 2020
    Assignee: Codexis, Inc.
    Inventors: Mathew G. Miller, Chinping Chng, Oscar Alvizo, Melissa Ann Mayo, James Nicholas Riggins, Xiang Yi, Jonathan S. Penfield, Gjalt W. Huisman, Jared Davis, Yasushi Saotome
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200231959
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: March 26, 2020
    Publication date: July 23, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • Engineered phenylalanine ammonia lyase polypeptides
    Patent number: 10717974
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: July 21, 2020
    Assignee: Codexis, Inc.
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • Automated screening of enzyme variants
    Patent number: 10696964
    Abstract: Disclosed are methods for identifying bio-molecules with desired properties (or which are most suitable for a round of directed evolution) from complex bio-molecule libraries or sets of such libraries. Some embodiments of the present disclosure provide methods for virtually screening proteins for beneficial properties. Some embodiments of the present disclosure provide methods for virtually screening enzymes for desired activity and/or selectivity for catalytic reactions involving particular substrates. Some embodiments combine screening and directed evolution to design and develop proteins and enzymes having desired properties. Systems and computer program products implementing the methods are also provided.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: June 30, 2020
    Assignee: Codexis, Inc.
    Inventors: Xiyun Zhang, Russell Javiniar Sarmiento, Donald Scott Baskerville, Gjalt W. Huisman
  • HUMAN ALPHA-GALACTOSIDASE VARIANTS
    Publication number: 20200199563
    Abstract: The present invention provides engineered human alpha-galactosidase polypeptides and compositions thereof. The engineered human alpha-galactosidase polypeptides have been optimized to provide improved thermostability, serum stability, improved cellular uptake, stability under both acidic (pH<4) and basic (pH>7) conditions, reduced immunogenicity, and improved globotriaosylceramide removal from cells. The invention also relates to the use of the compositions comprising the engineered human alpha-galactosidase polypeptides for therapeutic purposes.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 25, 2020
    Inventors: William Casey Hallows, Kristen Jean Vallieu, Nikki Dellas, Yu Zhu, Judy Victoria Antonio Viduya, Chinping Chng, Antoinette Sero, Gjalt W. Huisman, Rachel Cathleen Botham
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200199566
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: March 9, 2020
    Publication date: June 25, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • Engineered phenylalanine ammonia lyase polypeptides
    Patent number: 10640759
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: May 5, 2020
    Assignee: Codexis, Inc.
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • ENGINEERED TYROSINE AMMONIA LYASE
    Publication number: 20200071688
    Abstract: The present invention provides engineered tyrosine ammonia-lyase (TAL) polypeptides and compositions thereof. In some embodiments, the engineered TAL polypeptides have been optimized to provide enhanced catalytic activity while reducing sensitivity to proteolysis and increasing tolerance to acidic pH levels. The invention also provides methods for utilization of the compositions comprising the engineered TAL polypeptides for therapeutic and industrial purposes.
    Type: Application
    Filed: November 20, 2019
    Publication date: March 5, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, David Elgart, Xiyun Zhang
  • ENONE REDUCTASES
    Publication number: 20200040311
    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.
    Type: Application
    Filed: October 17, 2019
    Publication date: February 6, 2020
    Inventors: Christopher K. Savile, Vesna Mitchell, Xiyun Zhang, Gjalt W. Huisman
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200040325
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: October 14, 2019
    Publication date: February 6, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • ENGINEERED IMINE REDUCTASES AND METHODS FOR THE REDUCTIVE AMINATION OF KETONE AND AMINE COMPOUNDS
    Publication number: 20200032303
    Abstract: The present disclosure provides engineered polypeptides having imine reductase activity, polynucleotides encoding the engineered imine reductases, host cells capable of expressing the engineered imine reductases, and methods of using these engineered polypeptides with a range of ketone and amine substrate compounds to prepare secondary and tertiary amine product compounds.
    Type: Application
    Filed: October 17, 2019
    Publication date: January 30, 2020
    Inventors: Haibin Chen, Steven J. Collier, Jovana Nazor, Joly Sukumaran, Derek Smith, Jeffrey C. Moore, Gregory Hughes, Jacob Janey, Gjalt W. Huisman, Scott J. Novick, Nicholas J. Agard, Oscar Alvizo, Gregory A. Cope, Wan Lin Yeo, Stefanie Ng Minor
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200032234
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: October 14, 2019
    Publication date: January 30, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200032233
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: October 14, 2019
    Publication date: January 30, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200032235
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: October 15, 2019
    Publication date: January 30, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • ENGINEERED PHENYLALANINE AMMONIA LYASE POLYPEPTIDES
    Publication number: 20200032236
    Abstract: The present invention provides engineered phenylalanine ammonia-lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia-lyase (PAL) polypeptides.
    Type: Application
    Filed: October 15, 2019
    Publication date: January 30, 2020
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, Benjamin Mijts, Jonathan Vroom, Xiyun Zhang
  • Engineered tyrosine ammonia lyase
    Patent number: 10533168
    Abstract: The present invention provides engineered tyrosine ammonia-lyase (TAL) polypeptides and compositions thereof. In some embodiments, the engineered TAL polypeptides have been optimized to provide enhanced catalytic activity while reducing sensitivity to proteolysis and increasing tolerance to acidic pH levels. The invention also provides methods for utilization of the compositions comprising the engineered TAL polypeptides for therapeutic and industrial purposes.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: January 14, 2020
    Assignee: Codexis, Inc.
    Inventors: Gjalt W. Huisman, Nicholas J. Agard, David Elgart, Xiyun Zhang
  • ENGINEERED TYROSINE AMMONIA LYASE
    Publication number: 20190376097
    Abstract: The present invention provides engineered tyrosine ammonia-lyase (TAL) polypeptides and compositions thereof. In some embodiments, the engineered TAL polypeptides have been optimized to provide enhanced catalytic activity and enhanced acid stability, while reducing sensitivity to proteolysis and increasing tolerance to acidic pH levels. The invention also provides methods for utilization of the compositions comprising the engineered TAL polypeptides for therapeutic and industrial purposes.
    Type: Application
    Filed: June 10, 2019
    Publication date: December 12, 2019
    Inventors: Gjalt W. Huisman, Joyce Liu, Nikki Dellas, Chinping Chng, William Casey Hallows