Siderophore-based iron acquisition and pathogen control

M Miethke, MA Marahiel - Microbiology and molecular biology …, 2007 - Am Soc Microbiol
High-affinity iron acquisition is mediated by siderophore-dependent pathways in the majority
of pathogenic and nonpathogenic bacteria and fungi. Considerable progress has been …

Iron Acquisition by Legionella pneumophila

NP Cianciotto - Biometals, 2007 - Springer
For nearly 20 years, it was believed that Legionella pneumophila does not produce
siderophores. Yet, we have now determined that L. pneumophila secretes a siderophore …

The Secreted Pyomelanin Pigment of Legionella pneumophila Confers Ferric Reductase Activity

CH Chatfield, NP Cianciotto - Infection and immunity, 2007 - Am Soc Microbiol
The virulence of Legionella pneumophila is dependent upon its capacity to acquire iron. To
identify genes involved in expression of its siderophore, we screened a mutagenized …

Biosynthetic Analysis of the Petrobactin Siderophore Pathway from Bacillusanthracis

JY Lee, BK Janes, KD Passalacqua… - Journal of …, 2007 - Am Soc Microbiol
The asbABCDEF gene cluster from Bacillus anthracis is responsible for biosynthesis of
petrobactin, a catecholate siderophore that functions in both iron acquisition and virulence in …

A new family of ATP-dependent oligomerization-macrocyclization biocatalysts

N Kadi, D Oves-Costales, F Barona-Gomez… - Nature chemical …, 2007 - nature.com
Oligomerization and macrocyclization reactions are key steps in the biosynthesis of many
bioactive natural products. Important macrocycles include the antibiotic daptomycin (1; ref.) …

Transcriptional regulation of the desferrioxamine gene cluster of Streptomyces coelicolor is mediated by binding of DmdR1 to an iron box in the promoter of the desA …

S Tunca, C Barreiro, A Sola‐Landa… - The FEBS …, 2007 - Wiley Online Library
Streptomyces coelicolor and Streptomyces pilosus produce desferrioxamine siderophores
which are encoded by the desABCD gene cluster. S. pilosus is used for the production of …

Characterization and Analysis of Early Enzymes for Petrobactin Biosynthesis in Bacillus anthracis

BF Pfleger, JY Lee, RV Somu, CC Aldrich… - Biochemistry, 2007 - ACS Publications
Recently, iron acquisition and, more specifically, enzymes involved in siderophore
biosynthesis have become attractive targets for discovery of new antibiotics. Accordingly …

Enzymatic logic of anthrax stealth siderophore biosynthesis: AsbA catalyzes ATP-dependent condensation of citric acid and spermidine

D Oves-Costales, N Kadi, MJ Fogg… - Journal of the …, 2007 - ACS Publications
Petrobactin is an iron-chelating siderophore originally isolated from Marinobacter
hydrocarbonoclasticus that has been shown to play an important role in growth under iron …

Bordetella iron transport and virulence

TJ Brickman, MT Anderson, SK Armstrong - Biometals, 2007 - Springer
Bordetella pertussis, Bordetella parapertussis, and Bordetella bronchiseptica are pathogens
with a complex iron starvation stress response important for adaptation to nutrient limitation …

Isolation, sequencing and characterization of cluster genes involved in the biosynthesis and utilization of the siderophore of marine fish pathogen Vibrio alginolyticus

Q Wang, Q Liu, Y Ma, L Zhou, Y Zhang - Archives of microbiology, 2007 - Springer
In fish pathogen Vibrio alginolyticus MVP01, the isolated 11-gene cluster consisted of two
divergently transcribed, Fe 3+ and ferric uptake regulator (Fur) regulated operons …