2-dehydropantoate 2-reductase.

Ketol-acid reductoisomerase
Binding-protein-dependent transport systems inner membrane component:Ketopantoate reductase ApbA/PanE (NCBI)
hypothetical protein (RefSeq)
2-dehydropantoate 2-reductase (ketopantoate reductase) (RefSeq)