Disclosed are steviol glycosides referred to as rebaudioside V and rebaudioside W. Also disclosed are methods for producing rebaudioside M (Reb M), rebausoside G (Reb G), rebaudioside KA (Reb KA), rebaudioside V (Reb V) and rebaudioside (Reb W).

Disclosed are steviol glycosides referred to as rebaudioside V and rebaudioside W. Also disclosed are methods for producing rebaudioside M (Reb M), rebausoside G (Reb G), rebaudioside KA (Reb KA), rebaudioside V (Reb V) and rebaudioside (Reb W).

Disclosed are steviol glycosides referred to as rebaudioside V and rebaudioside W. Also disclosed are methods for producing rebaudioside M (Reb M), rebausoside G (Reb G), rebaudioside KA (Reb KA), rebaudioside V (Reb V) and rebaudioside (Reb W).

The present invention relates to isolated polypeptides having glucuronyl esterase activity, catalytic domains and polynucleotides encoding the polypeptides or catalytic domains. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides or catalytic domains.

Disclosed are steviol glycosides referred to as rebaudioside V and rebaudioside W. Also disclosed are methods for producing rebaudioside M (Reb M), rebausoside G (Reb G), rebaudioside KA (Reb KA), rebaudioside V (Reb V) and rebaudioside (Reb W).

A recombinant host capable of producing a steviol glycoside which overexpresses a polypeptide which mediates steviol glycoside transport and which polypeptide comprises the amino acid sequence set forth in SEQ ID NO: 35 or SEQ ID NO: 38 or an amino acid sequence having at least about 50% sequence identity to either thereto. A recombinant host capable of producing a steviol glycoside which has been modified, preferably in its genome, to result in a deficiency in the production of a polypeptide which mediates steviol glycoside transport and which polypeptide comprises the amino acid sequence set forth in SEQ ID NO: 35 or SEQ ID NO: 38 or an amino acid sequence having at least about 50% sequence identity to either thereto.

The invention provides methods for making steviol glycosides, including RebM and glycosylation products that are minor products in stevia leaves, and provides enzymes, encoding polynucleotides, and host cells for use in these methods. The invention provides engineered enzymes and engineered host cells for producing steviol glycosylation products, such as RebM, at high purity and/or yield. The invention further provides methods of making products containing steviol glycosides, such as RebM, including food products, beverages, oral care products, sweeteners, and flavoring products.

The present invention relates to isolated polypeptides having glucuronyl esterase activity, catalytic domains and polynucleotides encoding the polypeptides or catalytic domains. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides or catalytic domains.

The present invention relates to a recombinant host comprising a recombinant nucleic acid sequence encoding a polypeptide having at least about: a. 85% identity to the amino acid sequence set forth in SEQ ID NO: 1; b. 85% identity to the amino acid sequence set forth in SEQ ID NO: 3; c. 85% identity to the amino acid sequence set forth in SEQ ID NO: 6; d. 85% identity to the amino acid sequence set forth in SEQ ID NO: 9; e. 85% identity to the amino acid sequence set forth in SEQ ID NO: 11; f. 85% identity to the amino acid sequence set forth in SEQ ID NO: 14; g. 85% identity to the amino acid sequence set forth in SEQ ID NO: 17; h. 85% identity to the amino acid sequence set forth in SEQ ID NO: 20; i. 85% identity to the amino acid sequence set forth in SEQ ID NO: 22; or j. 85% identity to the amino acid sequence set forth in SEQ ID NO: 25.

Disclosed is a steviol glycoside referred to as rebaudioside D2. Rebaudioside D2 has five -D-glucosyl units connected to the aglycone steviol. Also disclosed are methods for producing rebaudioside D2, a UDP-glycosyltransferase fusion enzyme, and methods for producing rebaudioside D and rebaudioside E.