摘要:
The present invention provides engineered terminal deoxynucleotidyl transferase (TdT) polypeptides useful in template-independent polynucleotide synthesis capable of adding a nucleoside triphosphate-3' - O-removable blocking group (NTP-3'-O-RBG) to the 3'-OH end of a growing oligonucleotide or polynucleotide chain in a template-independent manner, as well as compositions, methods of utilizing these engineered polypeptides, and polynucleotides encoding the engineered terminal deoxynucleotidyl transferase.
摘要:
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.
摘要:
The present invention provides engineered peroxidase enzymes, polypeptides having peroxidase activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. Methods for producing peroxidase enzymes are also provided. The present invention further provides compositions comprising the peroxidase enzymes and methods of using the engineered peroxidase enzymes. The present invention finds particular use in the production of pharmaceutical and other compounds.
摘要:
The present invention provides engineered branched chain ketoacid decarboxylase (KdcA) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered branched chain ketoacid decarboxylase (KdcA) polypeptides. In some embodiments, the engineered KdcA polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis and increased tolerance to storage at elevated temperatures. The present invention also provides methods for the use of the compositions comprising the engineered KdcA polypeptides for therapeutic and industrial purposes.
摘要:
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.
摘要:
The present invention provides engineered proline hydroxylase polypeptides for the production of hydroxylated compounds, polynucleotides encoding the engineered proline hydroxylases, host cells capable of expressing the engineered proline hydroxylases, and methods of using the engineered proline hydroxylases to prepare compounds useful in the production of active pharmaceutical agents.
摘要:
The present disclosure relates to engineered penicillin G acylase (PGA) enzymes having improved properties, polynucleotides encoding such enzymes, compositions including the enzymes, and methods of using the enzymes.
摘要:
The present application 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.
摘要:
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.
摘要:
The present invention provides compositions and methods comprising a low-phosphate repressible promoter. In particular, the present invention provides a low-phosphate repressible promoter from E. coli.