saccharopine dehydrogenase (NAD+, L-lysine-forming); lysine-2-oxoglutarate reductase; dehydrogenase, saccharopine (nicotinamide adenine dinucleotide, lysine forming); epsilon-N-(L-glutaryl-2)-L-lysine:NAD oxidoreductase (L-lysine forming); N6-(gluta • • •