ID 1.1.99.27 DE (R)-pantolactone dehydrogenase (flavin). AN (R)-pantoyllactone dehydrogenase (flavin). AN 2-dehydropantolactone reductase (flavin). AN 2-dehydropantoyl-lactone reductase (flavin). CA (R)-pantolactone + A = 2-dehydropantolactone + AH2. CC -!- High specificity for (R)-pantolactone. CC -!- Phenazine methosulfate (PMS) can act as acceptor. CC -!- The enzyme has been studied in Nocardia asteroides and shown to be CC membrane-bound and induced by 1,2-propanediol. //