Patent ID: 8048666
Filing Date: 2011-11-01
Classification: C12N,C12P,C12R,C12Y,Y02E

Abstract:
1. An engineered photosynthetic microbe for the biogenic production of ethanol, wherein said engineered cyanobacterium comprises a recombinant pyruvate decarboxylase gene and at least one recombinant alcohol dehydrogenase gene, wherein said recombinant pyruvate decarboxylase gene and at least one recombinant alcohol dehydrogenase gene belong to distinct operons, wherein the copy number of said at least one recombinant alcohol dehydrogenase gene in said cyanobacterium is greater than the copy number of said recombinant pyruvate decarboxylase gene in said cyanobacterium, and wherein the expression of said recombinant alcohol dehydrogenase gene is increased relative to the expression of said pyruvate decarboxylase gene.