Biotin repressor stress
WebNational Center for Biotechnology Information WebMay 22, 2001 · The Escherichia coli biotin repressor binds to the biotin operator to …
Biotin repressor stress
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WebFeb 1, 2003 · The biotin repressor is an allosterically regulated, site-specific DNA-binding protein. Binding of the small ligand bio-5'-AMP activates repressor dimerization, which is a prerequisite to DNA binding. WebSep 25, 2001 · Diphtheria toxin repressor protein (DtxR) is a 226-amino acid residue, iron-dependent transcriptional regulator of genes in Corynebacterium diphtheriae that code for diphtheria toxin and proteins involved in iron uptake and oxidative stress (1, 2).DtxR is the best characterized member of a family of related proteins from primarily Gram-positive …
WebMar 5, 2024 · Biotin biology in E. coli and S. aureus.a BirA is a multi-functional protein … WebJan 1, 2001 · Cooperative association of the Escherichia coli biotin repressor with the biotin operator is allosterically activated by binding of the corepressor, bio-5'-AMP. The corepressor function of...
WebSep 24, 1999 · The Escherichia coli repressor of biotin biosynthesis (BirA) is an allosteric site-specific DNA-binding protein. BirA catalyzes synthesis of biotinyl-5′-AMP from substrates biotin and ATP and the adenylate serves as the positive allosteric effector in binding of the repressor to the biotin operator sequence.
WebConsist- ent with the presence of the biotin repressor BirA, ... Genomic organization of genes involved in oxidative stress response Figure 9 Genomic organization of genes involved in oxidative ...
WebAug 1, 2008 · The biotin repressor is an allosterically regulated, site-specific DNA-binding protein. Binding of the small ligand bio-5′-AMP activates repressor dimerization, which is a prerequisite to DNA binding.Multiple disorder-to-order transitions, some of which are known to be important for the functional allosteric response, occur in the vicinity of the ligand … on the bubble nflWebNov 14, 2024 · In this study, we establish OmpR as a global regulator of acid and osmotic stress in S. Typhimurium and E. coli. OmpR represses distinct sets of genes based on the intracellular pH threshold... on the bubbles horseWebFeb 13, 1996 · The Escherichia coli repressor of biotin biosynthesis (BirA) is an allosteric site-specific DNA binding protein. The protein is composed of three structural domains. Contact with the biotin operator (bioO) in the transcriptional repression complex is made by the N-terminal domain which contains a helix−turn−helix structural module. The … on the brook bruton somersetWebMay 24, 2016 · The paradigm version of BPL is the Escherichia coli BirA that is also a repressor for the biotin biosynthesis pathway. Streptococcus suis, a leading bacterial agent for swine diseases, seems to... ion mint hair colorWebFeb 1, 1999 · Abstract. Enzymatic attachment of biotin to proteins requires the … ion mimicryWebNov 9, 2002 · The Escherichia coli biotin repressor, an allosteric transcriptional regulator, is activated for binding to the biotin operator by the small molecule biotinyl-5‘-AMP. Results of combined thermodynamic, kinetic, and structural studies of the protein have revealed that corepressor binding results in disorder to order transitions in the protein monomer that … ion mireasaWebWe also demonstrate that the S. aureus BirA protein is a transcriptional repressor of … on the bubble tv