TDP-4-oxo-6-deoxy-alpha-D-glucose-34-oxoisomerase (dTDP-3-dehydro-6-deoxy-alpha-D-galactopyranose-forming) (EC 5.3.2.3 dTDP-6-deoxy-hex-4-ulose isomerase TDP-6-deoxy-hex-4-ulose isomerase FdtA) is an enzyme with system name dTDP-4-dehydro-6-deoxy-alpha-D-glucopyranose:dTDP-3-dehydro-6-deoxy-alpha-D-galactopyranose isomerase.