2013 - Fellow of the American Association for the Advancement of Science (AAAS)
John D. Helmann mostly deals with Biochemistry, Bacillus subtilis, Repressor, Genetics and Operon. His Bacillus subtilis research includes themes of Catalase, ATP-binding cassette transporter, Regulon, Cell envelope and Gene. The various areas that John D. Helmann examines in his Repressor study include Metalloprotein, Metal, Zinc, Heme and Binding site.
His Sigma factor, RNA polymerase, Transcription, Consensus sequence and DNA investigations are all subjects of Genetics research. His studies in Sigma factor integrate themes in fields like Anti-sigma factors, RNA polymerase II holoenzyme and Cell biology. His Operon research is multidisciplinary, incorporating perspectives in Gene expression profiling, Microbiology, Promoter, Molecular biology and Small RNA.
His primary scientific interests are in Bacillus subtilis, Biochemistry, Sigma factor, Gene and Regulon. His Bacillus subtilis study integrates concerns from other disciplines, such as Operon, Transcription, Mutant, Repressor and Cell biology. His research integrates issues of Bacillibactin and Siderophore in his study of Operon.
His studies examine the connections between Repressor and genetics, as well as such issues in Binding site, with regards to Stereochemistry. His Sigma factor research incorporates themes from Molecular biology and Anti-sigma factors. His Regulon research includes elements of Psychological repression and Catalase.
John D. Helmann spends much of his time researching Bacillus subtilis, Cell biology, Biochemistry, Regulon and Repressor. He has researched Bacillus subtilis in several fields, including Derepression, Zinc, Peptidoglycan, Operon and Membrane protein. His Cell biology research incorporates elements of Transcription, Transcription factor, Gene, Cell envelope and Sigma factor.
His work in Transcription tackles topics such as DNA which are related to areas like Plasma protein binding. His Regulon research is multidisciplinary, incorporating elements of Ferric and Secretion. His Repressor research integrates issues from Psychological repression, Binding site and Riboswitch.
His primary areas of investigation include Biochemistry, Bacillus subtilis, Efflux, Repressor and Regulon. His research in Biochemistry is mostly focused on Teichoic acid. John D. Helmann interconnects Derepression, Peptidoglycan, Lipid II, Microbiology and Virulence in the investigation of issues within Bacillus subtilis.
The study incorporates disciplines such as Ferrous, ATPase, Mutant and Bacteria in addition to Efflux. The Regulon study combines topics in areas such as Ferric, Cell envelope, Cell division and Bacterial cell structure. His research in Cell envelope focuses on subjects like Cell biology, which are connected to Cell wall, Sigma factor, Gene, Cell cycle and Regulation of gene expression.
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STRUCTURE AND FUNCTION OF BACTERIAL SIGMA FACTORS
John D. Helmann;Michael J. Chamberlin.
Annual Review of Biochemistry (1988)
The extracytoplasmic function (ECF) sigma factors.
John D Helmann.
Advances in Microbial Physiology (2002)
Stimulus Perception in Bacterial Signal-Transducing Histidine Kinases
Thorsten Mascher;John D. Helmann;Gottfried Unden.
Microbiology and Molecular Biology Reviews (2006)
The σ70 family of sigma factors
Mark S B Paget;John D Helmann.
Genome Biology (2003)
The PerR transcription factor senses H2O2 by metal-catalysed histidine oxidation.
Jin-Won Lee;John D. Helmann.
Nature (2006)
Compilation and analysis of Bacillus subtilis sigma A-dependent promoter sequences: evidence for extended contact between RNA polymerase and upstream promoter DNA.
John D. Helmann.
Nucleic Acids Research (1995)
Functional specialization within the Fur family of metalloregulators.
Jin-Won Lee;John D. Helmann.
Biometals (2007)
Bacillus subtilis contains multiple Fur homologues: identification of the iron uptake (Fur) and peroxide regulon (PerR) repressors
Nada Bsat;Andrew Herbig;Lilliam Casillas‐Martinez;Peter Setlow.
Molecular Microbiology (1998)
Thiol-Based Redox Switches and Gene Regulation
Haike Antelmann;John D. Helmann.
Antioxidants & Redox Signaling (2011)
Recognition of DNA by Fur: a Reinterpretation of the Fur Box Consensus Sequence
Noel Baichoo;John D. Helmann.
Journal of Bacteriology (2002)
Molecular Microbiology
(Impact Factor: 3.979)
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