XyloseAldose-Ketose IsomerasesXylitolD-Xylulose ReductaseUridine Diphosphate XyloseFermentationAldehyde ReductaseXylansCarbohydrate EpimerasesArabinoseXylosidasesPentosesGenetic EngineeringEndo-1,4-beta XylanasesCellobioseIndustrial MicrobiologyZymomonasEthanolGlucoseXylan Endo-1,3-beta-XylosidaseCarbohydrate MetabolismCatabolite RepressionCandidaPolysaccharidesRiboseMetabolic Engineering