2018
Genome-Wide Characterization of the Fur Regulatory Network Reveals a Link between Catechol Degradation and Bacillibactin Metabolism in Bacillus subtilis
Pi H, Helmann J. Genome-Wide Characterization of the Fur Regulatory Network Reveals a Link between Catechol Degradation and Bacillibactin Metabolism in Bacillus subtilis. MBio 2018, 9: 10.1128/mbio.01451-18. PMID: 30377275, PMCID: PMC6212828, DOI: 10.1128/mbio.01451-18.Peer-Reviewed Original ResearchConceptsRegulatory networksCatechol degradationPutative DNA binding sitesGenome-wide identificationGenome-wide characterizationFerric uptake regulatorIron-dependent transcriptional repressorCellular iron requirementsDNA binding sitesIron-sufficient conditionsIron-limiting conditionsHigh-affinity iron chelatorsEnvironmental aromatic compoundsSiderophore bacillibactinFur regulonGenomic viewApo-FurRepressor functionTranscriptional repressorRegulated genesChromatin immunoprecipitationPositive regulatorIron acquisitionNegative regulationGenetic analysis
2017
Sequential induction of Fur-regulated genes in response to iron limitation in Bacillus subtilis
Pi H, Helmann J. Sequential induction of Fur-regulated genes in response to iron limitation in Bacillus subtilis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 12785-12790. PMID: 29133393, PMCID: PMC5715773, DOI: 10.1073/pnas.1713008114.Peer-Reviewed Original ResearchConceptsFerric uptake regulatorHigh-affinity FeIron availabilityPerR regulonFur regulonSiderophore bacillibactinGenetic toolsChIP experimentsIron limitationCell transitionBacillus subtilisHigh-affinity bindingIron homeostasisBacterial cellsIntracellular ironSequential inductionRegulonBacillibactinEnzyme accessVivo occupancyGenesFurIron poolIron sufficiencyEfflux transporters