The invention provides recombinant microorganisms capable of producing isobutyraldehyde using CO.sub.2 as a carbon source. The invention further provides methods of preparing and using such microorganisms to produce isobutyraldehyde.
STATEMENT OF GOVERNMENT LICENSE RIGHTS
 This invention was made with Government support under Grant No. DE-FCO3-02ER63421 awarded by the United States Department of Energy. The Government has certain rights in the invention.