Ketosteroids20-Hydroxysteroid Dehydrogenases3-Hydroxysteroid Dehydrogenases17-Hydroxysteroid DehydrogenasesSteroid IsomerasesSteroid Metabolism, Inborn ErrorsDihydropteridine Reductase5,10-Methylenetetrahydrofolate Reductase (FADH2)Methemoglobinemia46, XX Disorders of Sex DevelopmentPhenylketonuriasEquilenin17-KetosteroidsComamonas testosteroniCarbohydrate DehydrogenasesAnemia, MegaloblasticOxidoreductasesBetaineMethylenetetrahydrofolate Reductase (NADPH2)Aldehyde ReductasePseudomonas putidaHomocysteineRhodococcusIsomerasesNitrate ReductasesMutationHydroxymethylglutaryl CoA ReductasesRibonucleotide ReductasesCytochrome-B(5) ReductaseNitrite ReductasesGlutathione ReductaseFMN ReductaseAndrostenesThioredoxin-Disulfide ReductaseNADPH-Ferrihemoprotein ReductaseNorpregnenesFerredoxin-NADP ReductaseHydroxysteroidsHydrocarbons, CyclicCytochrome ReductasesHydrogen BondingAndrostatrienesCatalytic DomainNADPNandroloneCatalysisProgesterone ReductasePseudomonasKineticsBiocatalysisModels, MolecularAndrostenedioneMolecular Sequence DataTetrahydrofolate DehydrogenaseHydroxysteroid DehydrogenasesCrystallography, X-RayVitamin A DeficiencySteroidsSubstrate SpecificityAmino Acid SequenceDeficiency DiseasesBinding SitesStatic ElectricityNitrate Reductase (NADH)Methionine Sulfoxide ReductasesRibonucleoside Diphosphate ReductaseHydroxymethylglutaryl-CoA Reductase InhibitorsQuinone Reductasesalpha 1-Antitrypsin DeficiencyOxidoreductases Acting on CH-CH Group DonorsNADH, NADPH OxidoreductasesAlcohol OxidoreductasesVitamin B 12 DeficiencyEnzyme StabilityOxidation-ReductionThioredoxin Reductase 1Enoyl-(Acyl-Carrier-Protein) Reductase (NADH)Vitamin D DeficiencyRecombinant ProteinsFolic Acid DeficiencyCrystallizationIgA DeficiencyAspartic AcidThiamine DeficiencyProtons