Patents by Inventor Nikki Dellas
Nikki Dellas 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).
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Patent number: 11970722Abstract: The present invention provides engineered acid alpha-glucosidase (GAA) polypeptides and compositions thereof. In some embodiments, the engineered GAA polypeptides have been optimized to provide increased expression, stability at neutral pH, and activity in cell lysates. The invention also provides methods for utilization of the compositions comprising the engineered GAA polypeptides for therapeutic and other purposes.Type: GrantFiled: December 18, 2020Date of Patent: April 30, 2024Assignee: Codexis, Inc.Inventors: William Casey Hallows, Rachel Cathleen Botham, Yu Zhu, Chinping Chng, Nikki Dellas, Gjalt W. Huisman, Moulay Hicham Alaoui Ismaili, David William Homan, Adam P. Silverman, Jonathan Vroom, Jessica P. Lao
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Patent number: 11965192Abstract: The present invention provides engineered penicillin G acylase (PGA) enzymes having improved properties, polynucleotides encoding such enzymes, compositions including the enzymes, and methods of using the enzymes.Type: GrantFiled: November 30, 2021Date of Patent: April 23, 2024Assignee: Codexis, Inc.Inventors: Jovana Nazor, Vesna Mitchell, David Elgart, Katrina W. Lexa, Nikki Dellas, Robert Kevin Orr, Oscar Alvizo, Ravi David Garcia, Judy Victoria Antonio Viduya, Courtney Dianne Moffett
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Patent number: 11959108Abstract: The present invention provides engineered protease polypeptides and compositions thereof. The engineered protease polypeptides have been optimized to provide improved activity, improved thermostability, protease stability, autolytic stability, and stability under a range of pH conditions, including acidic (pH<7) and basic (pH>7) conditions. The invention also relates to the use of the compositions comprising the engineered protease polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered protease polypeptides, as well as methods for making the engineered polynucleotides and protease polypeptides.Type: GrantFiled: August 27, 2021Date of Patent: April 16, 2024Assignees: Codexis, Inc., Societe des Produits Nestle S.A.Inventors: Chinping Chng, Nikki Dellas, Ravi David Garcia, Moulay Hicham Alaoui Ismaili, Kristen Jean Vallieu, Kerryn McCluskie
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Patent number: 11920167Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.Type: GrantFiled: October 27, 2020Date of Patent: March 5, 2024Assignee: TATE & LYLE SOLUTIONS USA LLCInventors: Jonathan Vroom, Stephanie Sue Galanie, Nikki Dellas, Jack Liang, Joyce Liu, David Entwistle, Courtney Dianne Moffett
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Publication number: 20240068005Abstract: 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: ApplicationFiled: July 14, 2023Publication date: February 29, 2024Inventors: Jeffrey C. Moore, Jack Liang, Jonathan Penfield, Jovana Nazor, Nikki Dellas, Vesna Mitchell, Da Duan, Iman Farasat, Agustina Rodriguez-Granillo, Grant Murphy, Nicholas Marshall
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Publication number: 20240060064Abstract: The present invention provides engineered phosphopentomutase (PPM) enzymes, polypeptides having PPM activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. Methods for producing PPM enzymes are also provided. The present invention further provides compositions comprising the PPM enzymes and methods of using the engineered PPM enzymes. The present invention finds particular use in the production of pharmaceutical compounds.Type: ApplicationFiled: September 14, 2023Publication date: February 22, 2024Inventors: Scott J. Novick, Xiang Yi, Nikki Dellas, Oscar Alvizo, Jovana Nazor, Da Duan, Vesna Mitchell, Jonathan Vroom, Santhosh Sivaramakrishnan, Nandhitha Subramanian, Jeffrey C. Moore, Mark Huffman, Agustina Rodriguez-Granillo, Deeptak Verma, Grant S. Murphy, Nicholas Marshall, Jay Russell, Keith A. Canada
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Publication number: 20240026326Abstract: The present invention provides engineered amylase polypeptides and compositions thereof. The engineered amylase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH <7) conditions. The invention also relates to the use of the compositions comprising the engineered amylase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered amylase polypeptides, as well as methods for making the engineered polynucleotides and amylase polypeptides.Type: ApplicationFiled: September 6, 2023Publication date: January 25, 2024Inventors: Chinping Chng, Nikki Dellas, Da Duan, Ravi David Garcia, Harvinder Chagger Maniar
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Publication number: 20240018504Abstract: The present invention provides engineered leucine decarboxylase (LDC) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered leucine decarboxylase (LDC) polypeptides. In some embodiments, the engineered LDC polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis, and/or increased tolerance to low pH environments. In some embodiments, the engineered LDC polypeptides are optimized to provide improved storage stability. The present invention also provides methods for the use of the compositions comprising the engineered LDC polypeptides for therapeutic and industrial purposes.Type: ApplicationFiled: August 2, 2023Publication date: January 18, 2024Inventors: Joyce Liu, Leann Quertinmont Teadt, Nikki Dellas, Stephan Jenne, Faye Loan Du, Kristen Jean Vallieu, Kerryn McCluskie
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Publication number: 20240010999Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.Type: ApplicationFiled: August 2, 2023Publication date: January 11, 2024Inventors: Jonathan Vroom, Stephanie Sue Galanie, Jack Liang, Joyce Liu, Nikki Dellas, Melissa Ann Mayo, David Entwistle
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Publication number: 20240002816Abstract: The present disclosure provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The disclosure 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: ApplicationFiled: September 1, 2023Publication date: January 4, 2024Inventors: Scott J. Novick, Nikki Dellas
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Patent number: 11795445Abstract: The present invention provides engineered phosphopentomutase (PPM) enzymes, polypeptides having PPM activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. Methods for producing PPM enzymes are also provided. The present invention further provides compositions comprising the PPM enzymes and methods of using the engineered PPM enzymes. The present invention finds particular use in the production of pharmaceutical compounds.Type: GrantFiled: May 10, 2021Date of Patent: October 24, 2023Assignee: Codexis, Inc.Inventors: Scott J. Novick, Xiang Yi, Nikki Dellas, Oscar Alvizo, Jovana Nazor, Da Duan, Vesna Mitchell, Jonathan Vroom, Santhosh Sivaramakrishnan, Nandhitha Subramanian, Jeffrey C. Moore, Mark Huffman, Agustina Rodriguez-Granillo, Deeptak Verma, Grant S. Murphy, Nicholas Marshall, Jay Russell, Keith A. Canada
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Patent number: 11788071Abstract: The present disclosure provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The disclosure 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: GrantFiled: April 6, 2021Date of Patent: October 17, 2023Assignee: Codexis, Inc.Inventors: Scott J. Novick, Nikki Dellas
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Patent number: 11767519Abstract: The present invention provides engineered amylase polypeptides and compositions thereof. The engineered amylase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH<7) conditions. The invention also relates to the use of the compositions comprising the engineered amylase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered amylase polypeptides, as well as methods for making the engineered polynucleotides and amylase polypeptides.Type: GrantFiled: August 27, 2021Date of Patent: September 26, 2023Assignees: Codexis, Inc., Societe des Produits Nestle S.A.Inventors: Chinping Chng, Nikki Dellas, Da Duan, Ravi David Garcia, Harvinder Chagger Maniar
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Publication number: 20230295599Abstract: 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. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis and increased tolerance to storage at elevated temperatures. In some embodiments, the engineered PAL polypeptides contain fewer phenylalanine residues than wild-type PAL polypeptides. The present invention also provides methods for the use of the compositions comprising the engineered PAL polypeptides for therapeutic and industrial purposes.Type: ApplicationFiled: January 13, 2023Publication date: September 21, 2023Inventors: Chinping Chng, William Casey Hallows, Nicholas J. Agard, Oscar Alvizo, Nikki Dellas, Gjalt W. Huisman, John Joseph Nicols
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Publication number: 20230295598Abstract: 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. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis and increased tolerance to storage at elevated temperatures. In some embodiments, the engineered PAL polypeptides contain fewer phenylalanine residues than wild-type PAL polypeptides. The present invention also provides methods for the use of the compositions comprising the engineered PAL polypeptides for therapeutic and industrial purposes.Type: ApplicationFiled: January 13, 2023Publication date: September 21, 2023Inventors: Chinping Chng, William Casey Hallows, Nicholas J. Agard, Oscar Alvizo, Nikki Dellas, Gjalt W. Huisman, John Joseph Nicols
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Patent number: 11760981Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.Type: GrantFiled: July 17, 2019Date of Patent: September 19, 2023Assignee: Codexis, Inc.Inventors: Jonathan Vroom, Stephanie Sue Galanie, Jack Liang, Joyce Liu, Nikki Dellas, Melissa Ann Mayo, David Entwistle
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Patent number: 11746369Abstract: 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: GrantFiled: April 26, 2021Date of Patent: September 5, 2023Assignee: 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
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Publication number: 20230227805Abstract: The present invention provides engineered penicillin G acylase (PGA) enzymes, polynucleotides encoding the enzymes, compositions comprising the enzymes, and methods of using the engineered PGA enzymes.Type: ApplicationFiled: January 23, 2023Publication date: July 20, 2023Inventors: Oscar Alvizo, David Elgart, Robert Kevin Orr, James Nicholas Riggins, Anna Fryszkowska, Katrina W. Lexa, Xiang Yi, Da Duan, Courtney Dianne Moffett, Nikki Dellas, Vesna Mitchell
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Patent number: 11591588Abstract: The present invention provides engineered penicillin G acylase (PGA) enzymes, polynucleotides encoding the enzymes, compositions comprising the enzymes, and methods of using the engineered PGA enzymes.Type: GrantFiled: November 6, 2020Date of Patent: February 28, 2023Assignee: Codexis, Inc.Inventors: Oscar Alvizo, David Elgart, Robert Kevin Orr, James Nicholas Riggins, Anna Fryszkowska, Katrina W. Lexa, Xiang Yi, Da Duan, Courtney Dianne Moffett, Nikki Dellas, Vesna Mitchell
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Publication number: 20230020928Abstract: 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: ApplicationFiled: September 13, 2022Publication date: January 19, 2023Inventors: Joyce Liu, Nikki Dellas, Stephan Jenne