What is claimed is:
A genetically engineered bacterial strain, wherein said bacterial strain comprises:
a) a disruption of ldhA,b) a disruption of adhE, andc) a disruption of ack-pta;
wherein said bacterial strain produces at least 1.5 mole succinate per mole glucose under anaerobic conditions.
FIELD OF THE INVENTION
The invention relates to methods of producing succinic acid, malic acid, fumaric acid, and other carboxylic acids in metabolically engineered microorganisms.