Keto-isovalerate decarboxylase enzymes and methods of use thereof

摘要

Discloses a method of producing isobutanol comprising: a. providing a recombinant host cell comprising an isobutanol biosynthetic comprising a polypeptide having at least 80% identity to SEQ ID NO:52 or 61; and b. contacting the recombinant host cell with a carbon substrate under conditions whereby isobutanol is produced; wherein the method is not carried out in a human cell; wherein the sequences are as defined in the complete specification.