C12Y106/02004

VETIVER
20200308612 · 2020-10-01 · ·

Provided is a method of producing one or more sesquiterpene compounds comprising: contacting an acyclic FPP precursor with a polypeptide having terpene synthase activity, wherein the polypeptide comprises an amino acid sequence that has at least 55% sequence identity to SEQ ID NO: 1, to produce one or more terpenes selected from the group consisting of isovalencene, spirovetiva-1(10),7(11)-diene and valencene or derivatives thereof, or mixture of sesquiterpenes comprising one or more of isovalencene, spirovetiva-1(10),7(11)-diene and/or valencene; and optionally isolating the one or more terpenes or the mixture. Also described is a nucleic acid derived from Vetiveria zizanoides encoding a polypeptide having sesquiterpene synthase activity, a polypeptide that can be used to produce one or more sesquiterpenes or a mixture of sesquiterpenes comprising one or more of isovalencene, spirovetiva-1(10),7(11)-diene and/or valencene, and a non-human organism or cell comprising the nucleic acid or comprising an expression vector comprising the nucleic acid.

NOVEL P450-BM3 VARIANTS WITH IMPROVED ACTIVITY

The present invention provides improved P450-BM3 variants with improved activity. In some embodiments, the P450-BM3 variants exhibit improved activity over a wide range of substrates.

CYTOCHROME P450 AND CYTOCHROME P450 REDUCTASE POLYPEPTIDES, ENCODING NUCLEIC ACID MOLECULES AND USES THEREOF

Provided are cytochrome P450 polypeptides, including cytochrome P450 santalene oxidase polypeptides, cytochrome P450 bergamotene oxidase polypeptides and cytochrome P450 reductase polypeptides. Also provided are nucleic acid molecules encoding the cytochrome P450 polypeptides. Cells containing the nucleic acids and/or the polypeptides are provided as are methods for producing terpenes, such as santalols and bergamotols, by culturing the cells.

ENABLING CHOLESTEROL CATABOLISM IN HUMAN CELLS

Compositions, methods, and systems for modifying sterol metabolism in a subject is disclosed. In some embodiments, the subjects may be administered one or more mammalian cells modified to express at least one sterol degrading enzyme derived from a bacterium. In many embodiments, the cell is a macrophage or monocyte stably expressing three or more enzymes that aid in opening the ring of cholesterol. The disclosed compositions and methods may be useful in lowering cholesterol levels in a subject in need thereof. In some embodiments, the subject may have a genetic predisposition to atherosclerosis.

Alkane oxidation by modified hydroxylases

This invention relates to modified hydroxylases. The invention further relates to cells expressing such modified hydroxylases and methods of producing hydroxylated alkanes by contacting a suitable substrate with such cells.

Production of Steviol Glycosides in Microorganisms

Recombinant microorganisms, plants, and plant cells are disclosed that have been engineered to express novel recombinant genes encoding steviol biosynthetic enzymes and UDP-glycosyltransferases (UGTs). Such microorganisms plants, or plant cells can produce steviol or steviol glycosides, e.g., rubusoside or Rebaudioside A, which can be used as natural sweeteners in food products and dietary supplements.

BIOLOGICAL METHODS FOR MODIFYING CELLULAR CARBON FLUX
20200131522 · 2020-04-30 · ·

The technology relates in part to biological methods for modifying carbon flux in cells, engineered cells and organisms in which cellular carbon flux has been modified, and methods of using engineered cells and organisms for production of organic molecules.

NOVEL P450-BM3 VARIANTS WITH IMPROVED ACTIVITY

The present invention provides improved P450-BM3 variants with improved activity. In some embodiments, the P450-BM3 variants exhibit improved activity over a wide range of substrates.

Modified bacteria for production of nitroaromatics

The disclosure relates, in some aspects, to compositions and methods useful for production of nitrated aromatic molecules. The disclosure is based, in part, on whole cell systems expressing artificial fusion proteins comprising cytochrome P450 enzymes linked to reductase enzymes. In some aspects, the disclosure relates to methods of producing nitrated aromatic molecules in whole cell systems having artificial fusion proteins comprising cytochrome P450 enzymes linked to reductase enzymes.