Bacillus licheniformis.
2-Aminopropane-1,2,3-tricarboxylic acid: Synthesis and co-crystallization with the class A beta-lactamase BS3 of Bacillus licheniformis.
... a b s t r a c t The title compound 4 has been prepared in four steps from ethylglycinate in 63% overall yield. This amino analog of citric acid has been co-crystallized with the class A b-lactamase BS3 of Bacillus ...
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Étude de production de protéases alcalines par Bacillus licheniformis en utilisant des boues d'épuration municipales comme substrat.
... Des travaux antérieurs effectués en erlenmeyer ont démontré que les boues d'épuration municipales peuvent soutenir la croissance de Bacillus licheniformis et présentent un p[r] ...
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1H, 13C and 15N backbone resonance assignments of the β-lactamase BlaP from Bacillus licheniformis 749/C and two mutational variants
... from Bacillus licheniformis 749/C (BlaP) as a protein scaffold to create model polyglutamine (polyQ) proteins in order to better understand the mechanism(s) by which an expanded polyQ sequence triggers the ...
9
Crystal structures of the Bacillus licheniformis BS3 class A beta-lactamase and of the acyl-enzyme adduct formed with cefoxitin
... B-4000 Sart Tilman, Belgium ReceiVed September 21, 2001; ReVised Manuscript ReceiVed NoVember 28, 2001 ABSTRACT : The Bacillus licheniformis BS3 β-lactamase catalyzes the hydrolysis of the β-lactam ring of ...
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Étude de stratégies visant à stimuler la production de protéase alcalines par Bacillus licheniformis en utilisation des boues d'épuration municipales comme substrat.
... IMPACT OF OXYGEN TRANSFER CONDITIONS ON PROTEASE PRODUCTION BY BACILLUS LICHENIFORMIS IN A SUBMERGED FERMENTATION PROCESS USING MUNICIPAL WASTEW ATER SLUDGE AS RA W MATERIAL... 187.[r] ...
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Immobilization of Bacillus licheniformis using Fe3O4@SiO2 nanoparticles for the development of bacterial bioreactor
... of Bacillus licheniformis immobilized by Fe 3 O 4 @SiO 2 nanoparticles The results of the electron microscopy remain defective to confirm the biocompatibility of the Fe 3 O 4 @SiO 2 nanoparticles in contact ...
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Bacillus licheniformis BlaR1 L3 loop is a Zinc metalloprotease activated by self-proteolysis
... Abstract In Bacillus licheniformis 749/I, BlaP b-lactamase is induced by the presence of a b-lactam antibiotic outside the cell. The first step in the induction mechanism is the detection of the antibiotic ...
10
Effets de Bacillus subtilis et de Bacillus Licheniformis utilisés comme probiotiques sur la concentration en acides gras à chaîne ramifiée du lait et sur les performances des vaches laitières
... de Bacillus subtilis et Bacillus licheniformis (BioPlus 2B, Chr Hansen, Danemark) à l’alimentation améliorerait la prise alimentaire et le taux de croissance des veaux laitiers en présevrage ...
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A peptidoglycan fragment triggers beta-lactam resistance in Bacillus licheniformis.
... In Bacillus licheniformis and Staphylococcus aureus, a membrane-bound penicillin receptor (BlaR/MecR) detects the presence of b-lactam and launches a cytoplasmic signal leading to the inactivation of ...
15
Impact des propriétés de surface des membranes en polyéthersulfone sur la persistance de Bacillus licheniformis suivant l'ultrafiltration de lactosérum
... sporulating Bacillus genus to rougher membrane materials during whey ...of Bacillus in comparison with virgin ...with Bacillus licheniformis with virgin and aged membranes to evaluate the ...
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The Bacillus licheniformis BlaP beta-lactamase as a model protein scaffold to study the insertion of protein fragments.
... Furthermore, neither the host b-lactamase nor the reduced chimeric protein can bind chitin. The chimeric protein interacts specifically with chitin, and our data confirm that the presence of the three disulfide bridges ...
12
The Penicillin sensory transducer, blar, involved in the inducibility of beta-lactamase synthesis in bacillus licheniformis is embedded in the plasma membrane via a four-alpha-helix bundle
... Signal transmission through the plasma membrane presumably proceeds via the four-α-helix bundle. It is known that the insertion of the tetrapeptide PGGT between T38 and H39 in TM2, and the change of G124 to D in TM3, ...
12
Structure, function, and fate of the BlaR signal transducer involved in induction of β-lactamase in Bacillus licheniformis
... sensor, its function was studied by genetic dissection, and the structure of the penicillin sensor was derived from hydrophobic cluster analysis of the amino acid sequence by using, as a[r] ...
8
Safety evaluation of the food enzyme alpha‐amylase from a genetically modified Bacillus licheniformis (strain NZYM‐AN)
... of Bacillus licheniformis (strain NZYM-AN), Chymosin from a genetically modi fied strain of Kluyveromyces lactis (strain CIN), Polygalacturonase from a genetically modi fied strain of Aspergillus niger ...
15
Safety evaluation of the food enzyme β‐amylase from genetically modified Bacillus licheniformis strain NZYM‐JA
... Acknowledgements: The Panel wishes to EFSA staff member(s): Ana Gomes, Yi Liu for the support provided to this scienti fic output. Suggested citation: EFSA Panel on Food Contact Materials, Enzymes, Flavourings and ...
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Safety evaluation of the food enzyme α‐amylase from a genetically modified Bacillus licheniformis (strain NZYM‐AV)
... of Bacillus licheniformis (strain NZYM-AV), Beta-glucanase, Xylanase and Cellulase produced by a strain of Humicola insolens (strain NZYM-ST), Polygalacturonase from a genetically modi fied strain of ...
15
Bacillus sp. : Effet antagoniste et stimulation de la croissance des plantes
... II.1. Les modes d’actions de Bacillus sp. Les effets bénéfiques des rhizobactéries sur la croissance végétale résultent de différents mécanismes exercés par les PGPR dont les modes d’action sont directs ou ...
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The PlcR virulence regulon of Bacillus cereus.
... Abstract PlcR is a Bacillus cereus transcriptional regulator, which activates gene expression by binding to a nucleotidic sequence called the ‘PlcR box’. To build a list of all genes included in the PlcR regulon, ...
10
Dual substrate specificity of Bacillus subtilis PBP4a
... Arg351 of the R39 DD -peptidase appears to be essentially completely conserved through LMMC DD -peptidases, most of which interact with peptidoglycan carboxylates. FASTA searches suggest that the histidine mutation is ...
11
Expression stochastique des gènes chez Bacillus subtilis
... Cette source sera majoritaire pour des gènes faiblement transcrit et faiblement traduit, et pour lesquelles le promoteur adopte une dynamique rapide des transitions en[r] ...
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