2010
Absence of the aflatoxin biosynthesis gene, norA, allows accumulation of deoxyaflatoxin B1 in Aspergillus flavus cultures
Ehrlich KC, Chang P, Scharfenstein LL, Cary JW, Crawford JM, Townsend CA. Absence of the aflatoxin biosynthesis gene, norA, allows accumulation of deoxyaflatoxin B1 in Aspergillus flavus cultures. FEMS Microbiology Letters 2010, 305: 65-70. PMID: 20158523, PMCID: PMC2891446, DOI: 10.1111/j.1574-6968.2010.01914.x.Peer-Reviewed Original ResearchConceptsBiosynthetic gene clusterAflatoxin biosynthesis genesCytochrome P450 monooxygenaseAflatoxin biosynthetic gene clusterWild-type A. flavusBiosynthesis genesGene clusterP450 monooxygenaseAflatoxin biosynthesisCarcinogenic aflatoxinsAccumulation of aflatoxinBiosynthesisA. flavusMinor toxinsO-methylsterigmatocystinAspergillus speciesFinal stepAspergillus flavusNew metabolitesQuantities of aflatoxinElevated quantitiesMutantsAccumulationFlavusGenes
2008
Starter unit specificity directs genome mining of polyketide synthase pathways in fungi
Crawford JM, Vagstad AL, Ehrlich KC, Townsend CA. Starter unit specificity directs genome mining of polyketide synthase pathways in fungi. Bioorganic Chemistry 2008, 36: 16-22. PMID: 18215412, PMCID: PMC3200548, DOI: 10.1016/j.bioorg.2007.11.002.Peer-Reviewed Original ResearchConceptsHybrid metabolitesPathogenic fungus Coccidioides immitisPolyketide synthase pathwayHuman fungal pathogenSAT domainAflatoxin clusterGenome miningSynthase subunitsPolyketide synthasePKS clustersACP domainStarter unitProtein databasePolyketide synthesisFungal pathogensFunctional similarityHexanoyl-CoA.Fatty acid productsEscherichia coliSynthase pathwayFungiFungus Coccidioides immitisAspergillus speciesPathwayDomain