E. I. du Pont de Nemours obtains United States patent.

BIOTECH Patent News, June, 2006

E. I. du Pont de Nemours and Company (Wilmington, DE) and Genencor International, Inc. (Palo Alto, CA) have patented recombinant organisms comprising genes encoding aquacobalamin reductase, cob(II)alamin reductase, cob(I)alamin adenosyltransferase, glycerol dehydratase and 1,3-propanediol oxidoreductase activities useful for the production of 1,3-propanediol from a variety of carbon substrates.

More specifically the following nucleotide sequences are provided: btuR, encoding the E. coli cob(I)alamin adenosyltransferase enzyme; cobA, encoding the Salmonella typhimurium cob(I)alamin adenosyltransferase enzyme; cobO, encoding the Pseudomonas denitrificans cob(I)alamin adenosyltransferase enzyme; dhaB1, encoding the .alpha. subunit of the Klebsiella glycerol...

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