Patents by Inventor Charlene Ching

Charlene Ching 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).

  • Publication number: 20230287360
    Abstract: The present invention provides engineered ketoreductase enzymes having improved properties as compared to a naturally occurring wild-type ketoreductase enzyme, as well as 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 chiral alcohol. The present invention further provides methods of using the engineered enzymes.
    Type: Application
    Filed: September 24, 2020
    Publication date: September 14, 2023
    Inventors: Jack Liang, Nandhitha Subramanian, Charlene Ching, David William Homan, Katie Whalen, Matthew Blake Jones
  • Publication number: 20230257721
    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.
    Type: Application
    Filed: September 15, 2022
    Publication date: August 17, 2023
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Publication number: 20230242946
    Abstract: The present disclosure provides engineered enone reductase enzymes (EREDs), polypeptides having ERED activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. Methods for producing ERED enzymes are also provided. The present disclosure also provides engineered ketoreductase enzymes (KREDs), polypeptides having KRED activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. Methods for producing KRED enzymes are also provided. The present disclosure further provides compositions comprising the ERED and KRED enzymes and methods of using the engineered ERED and KRED enzymes. The present disclosure finds particular use in the production of pharmaceutical compounds.
    Type: Application
    Filed: February 1, 2023
    Publication date: August 3, 2023
    Inventors: Charlene Ching, David Elgart, Stephan Jenne, Larson Lyle Matzdorff, Jovana Nazor, Marcus Rohovie, Zara Maxine Seibel
  • Publication number: 20230183663
    Abstract: The present invention provides engineered terminal deoxynucleotidyl transferase (TdT) polypeptides useful in template-independent polynucleotide synthesis using a nucleoside triphosphate-3?-O-removable blocking group (NTP-3?-O-RBG), as well as compositions, methods of utilizing these engineered polypeptides, and polynucleotides encoding the engineered terminal deoxynucleotidyl transferases.
    Type: Application
    Filed: October 13, 2022
    Publication date: June 15, 2023
    Inventors: Charlene Ching, Stephanie Marie Forget, Anders Matthew Knight, Mikayla Jianghongxia Krawczyk, Niusha Mahmoodi, Melissa Ann Mayo, Mathew G. Miller, Jonathan Vroom
  • Patent number: 11479756
    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.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: October 25, 2022
    Assignee: Codexis, Inc.
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Publication number: 20220282229
    Abstract: The present invention provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The invention also provides polynucleotides encoding the engineered transaminase polypeptides, host cells capable of expressing the engineered transaminases, and methods of using the engineered transaminases for the production of chiral amine compounds.
    Type: Application
    Filed: May 12, 2022
    Publication date: September 8, 2022
    Inventors: Scott J. Novick, Nikki Dellas, Oscar Alvizo, Ravi David Garcia, Charlene Ching, David Entwistle
  • Publication number: 20220213518
    Abstract: The present application provides engineered polypeptides having imine reductase activity, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides, 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: April 23, 2020
    Publication date: July 7, 2022
    Inventors: Xiang Yi, Oscar Alvizo, Ravi David Garcia, David Entwistle, Charlene Ching, James Nicholas Riggins
  • Patent number: 11359183
    Abstract: The present invention provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The invention also provides polynucleotides encoding the engineered transaminase polypeptides, host cells capable of expressing the engineered transaminases, and methods of using the engineered transaminases for the production of chiral amine compounds.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: June 14, 2022
    Assignee: Codexis, Inc.
    Inventors: Scott J. Novick, Nikki Dellas, Oscar Alvizo, Ravi David Garcia, Charlene Ching, David Entwistle
  • Publication number: 20220145268
    Abstract: The present application provides engineered glucose dehydrogenase polypeptides having imine reductase activity, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides, 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: April 23, 2020
    Publication date: May 12, 2022
    Inventors: Xiang Yi, Oscar Alvizo, Ravi David Garcia, David Entwistle, Charlene Ching, James Nicholas Riggins, Nandhitha Subramanian
  • Publication number: 20220056431
    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. Methods for producing PAL enzymes are also provided. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activities that are useful under industrial process conditions for the production of pharmaceutical compounds.
    Type: Application
    Filed: November 9, 2021
    Publication date: February 24, 2022
    Inventors: Scott J. Novick, Ravi David Garcia, Charlene Ching, Nikki Dellas, David Entwistle, Vesna Mitchell
  • Patent number: 11198861
    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. Methods for producing PAL enzymes are also provided. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activities that are useful under industrial process conditions for the production of pharmaceutical compounds.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: December 14, 2021
    Assignee: Codexis, Inc.
    Inventors: Scott J. Novick, Ravi David Garcia, Charlene Ching, Nikki Dellas, David Entwistle, Vesna Mitchell
  • Publication number: 20210139861
    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.
    Type: Application
    Filed: January 14, 2021
    Publication date: May 13, 2021
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Patent number: 10927351
    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.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: February 23, 2021
    Assignee: Codexis, Inc.
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Publication number: 20200109378
    Abstract: The present invention provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The invention also provides polynucleotides encoding the engineered transaminase polypeptides, host cells capable of expressing the engineered transaminases, and methods of using the engineered transaminases for the production of chiral amine compounds.
    Type: Application
    Filed: May 23, 2018
    Publication date: April 9, 2020
    Inventors: Scott J. Novick, Nikki Dellas, Oscar Alvizo, Ravi David Garcia, Charlene Ching, David Entwistle
  • Publication number: 20200017845
    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. Methods for producing PAL enzymes are also provided. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activities that are useful under industrial process conditions for the production of pharmaceutical compounds.
    Type: Application
    Filed: June 14, 2019
    Publication date: January 16, 2020
    Inventors: Scott J. Novick, Ravi David Garcia, Charlene Ching, Nikki Dellas, David Entwistle, Vesna Mitchell
  • Publication number: 20190144837
    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.
    Type: Application
    Filed: January 22, 2019
    Publication date: May 16, 2019
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Patent number: 10227572
    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.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: March 12, 2019
    Assignee: Codexis, Inc.
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Publication number: 20180371428
    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.
    Type: Application
    Filed: September 10, 2018
    Publication date: December 27, 2018
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman
  • Patent number: 10100288
    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.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: October 16, 2018
    Assignee: Codexis, Inc.
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Hiusman
  • Publication number: 20180201909
    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.
    Type: Application
    Filed: March 8, 2018
    Publication date: July 19, 2018
    Inventors: Jack Liang, Stephane J. Jenne, Emily Mundorff, Charlene Ching, John M. Gruber, Anke Krebber, Gjalt W. Huisman