Iron storage bfr
WebFeb 28, 2024 · As cofactors of proteins, iron–sulfur (Fe–S) clusters participate in many important physiological processes, including respiration, photosynthesis, nitrogen fixation, amino acid and purine metabolism, RNA modification, and DNA replication, as well as repair and regulation of gene expression ( Beinert et al., 1997; Johnson et al., 2005; Lill, … WebThis article is published in Biochemical Society Transactions.The article was published on 1988-10-01. It has received 10 citation(s) till now. The article focuses on the topic(s): Bacterioferritin.
Iron storage bfr
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WebOct 1, 2010 · The RNA-seq data show that bacterioferritin (bfr) is a mechanism that the bacteria is using for iron storage. This is a ubiquitous system used for the other facultative intracellular... WebApr 1, 2024 · Bacteria possess two ferritin-like iron storage proteins, the bacterial ferritin (FtnA) and bacterioferritin (Bfr) as recently reviewed [27]. In Pseudomonas aeruginosa under iron-limiting conditions, cytosolic BfrB binds to the bacterioferritin-associated ferredoxin (Bfd) and accepts electrons from its [2Fe–2S] cluster, causing Fe 3+ stored ...
WebIron is no less an essential element to most microbes than it is to higher organisms Iron uptake systems and their regulation in Escherichia coli are relatively well characterized1 and the importance of many microbial iron-containing molecules, for example, the cytochromes2, is well established Just over ten years ago the presence of a ferritin-like … WebJun 10, 2016 · The bfr gene encodes the iron storage protein bacterioferritin, and its expression is derepressed by iron. An mbfA bfr double mutant showed a loss of stress adaptation, and had a severe …
WebJun 10, 2016 · The bfr gene encodes the iron storage protein bacterioferritin, and its expression is derepressed by iron. An mbfA bfr double mutant showed a loss of stress adaptation, and had a severe growth ... WebFtnA and Bfr encode the distantly related iron-storage proteins ferritin and bacterioferritin, respectively. The plasmids carrying these genes were introduced individually into the Δfur background. Overproduction of any of these iron-storage proteins suppressed resistance evolution (fig. 3C). Taken together, both extracellular iron uptake and ...
WebMar 26, 2002 · bfr is the second gene in an operon and is preceded by bfd, a gene that encodes a 64-aa protein with a [2Fe-2S] site; it may act as a regulatory component for the …
WebAll salts of aluminium, ammonium, barium, calcium, cobalt, copper, iron, lithium, magnesium, manganese, potassium, sodium, and zinc of authorised acids, phenols or alcohols can be … gradient of a matrixWebApr 1, 2015 · The iron storage protein bacterioferritin (Bfr) has the unique property of binding 12 heme groups in its protein shell. We substituted the hemes with the well-known photosensitizer, zinc protoporphryin IX and loaded the inner cavity of Bfr with ~1000 irons as a ferric oxyhydroxide polymer. We also fused the RGD4C tumor-targeting peptide to the ... chily 2115WebFeb 4, 2011 · Bacterioferritin (BFR) from Escherichia coli is a member of the ferritin family of iron storage proteins and has the capacity to store very large amounts of iron as an Fe(3+) mineral inside its central cavity. The ability of organisms to tap into their cellular stores in times of iron deprivation re … gradient of a straight line gcseWebDec 1, 2008 · BfR FAQs, 1 December 2008 Iron is an essential trace element that has to be absorbed from food. It is mainly found in meat although some kinds of fruit, vegetables, pulses and cereals are also excellent sources of iron. The human body needs iron to form haemoglobin and for oxygen transport. The iron status of the German population is good. chily 500WebDec 1, 2008 · BfR FAQs, 1 December 2008. Iron is an essential trace element that has to be absorbed from food. It is mainly found in meat although some kinds of fruit, vegetables, … gradient of a scalar quantityWebOct 30, 2024 · The ferric-uptake regulator (Fur) is an Fe 2+ -responsive transcription factor that coordinates iron homeostasis in many bacteria. Recently, we reported that expression of the Escherichia coli Fur regulon is also impacted by O 2 tension. gradient of a matrix functionWebAll salts of aluminium, ammonium, barium, calcium, cobalt, copper, iron, lithium, magnesium, manganese, potassium, sodium, and zinc of authorised acids, phenols or alcohols can be used. Any limits established - bearing in mind the different molecular masses - also apply to the other salts included. chily 7016 switch