Search Results - "Carrea, G"

Use of isolated cyclohexanone monooxygenase from recombinant Escherichia coli as a biocatalyst for Baeyer-Villiger and sulfide oxidations by Zambianchi, F., Pasta, P., Carrea, G., Colonna, S., Gaggero, N., Woodley, J. M.

“…The performance, in Baeyer–Villiger and heteroatom oxidations, of a partially purified preparation of cyclohexanone monooxygenase obtained from an Escherichia…”
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Polyamino acids as synthetic enzymes: mechanism, applications and relevance to prebiotic catalysis by Carrea, Giacomo, Colonna, Stefano, Kelly, David R., Lazcano, Antonio, Ottolina, Gianluca, Roberts, Stanley M.

“…Polyamino acids, such as polyleucine, behave as synthetic enzymes in the asymmetric epoxidation of chalcone and other electron-deficient alkenes (the…”
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Enantioselective oxidations of sulfides catalyzed by chloroperoxidase by Colonna, Stefano, Gaggero, N, Manfredi, A, Casella, L, Gullotti, M, Carrea, G, Pasta, P

“…The chloroperoxidase-catalyzed and horseradish peroxidase catalyzed oxidations of sulfides by tert-butyl and other peroxides have been investigated. The former…”
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Effect of substrate concentration on the enantioselectivity of cyclohexanone monooxygenase from Acinetobacter calcoaceticus and its rationalization by Zambianchi, F, Pasta, P, Ottolina, G, Carrea, G, Colonna, S, Gaggero, N, Ward, J.M

“…The ee values of lactone 3, and not of lactone 2, obtained from the enantiodivergent oxidation of racemic bicyclo[3.2.0]hept-2-en-6-one 1, catalyzed by…”
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Properties and Synthetic Applications of Enzymes in Organic Solvents by Carrea, Giacomo, Riva, Sergio

“…Biotransformations already represent an effective and sometimes preferable alternative to chemical synthesis for the production of fine chemicals and optically…”
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Purification and applications of a phospholipase D from a new strain of Streptomyces by Carrea, G, D'Arrigo, P, Secundo, F, Servi, S

“…An enzyme with phospholipase D activity was purified to homogeneity from a new strain of Streptomyces The molecular mass, assessed by electrospray mass…”
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Effect of the enzyme form on the activity, stability and enantioselectivity of lipoprotein lipase in toluene by OTTOLINA, G, CARREA, G, RIVA, S, SARTORE, L, VERONESE, F. M

“…The properties of various forms of lipoprotein lipase (powder, adsorbed onto Celite, covalently linked to PEG, with additives) in toluene were investigated…”
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Circular dichroism and fluorescence of polyethylene glycol-subtilisin in organic solvents by Pasta, P., Riva, S., Carrea, G.

“…Subtilisin Carlsberg has been made soluble in organic solvents such as dioxane and acetonitrile by covalent linking to polyethylene glycol. Far-ultraviolet…”
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Subtilisin-catalyzed transesterification in supercritical carbon dioxide by PASTA, P, MAZZOLA, G, CARREA, G, RIVA, S

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One-Pot Multienzymatic Synthesis of 12-Ketoursodeoxycholic Acid: Subtle Cofactor Specificities Rule the Reaction Equilibria of Five Biocatalysts Working in a Row by Monti, Daniela, Ferrandi, Erica Elisa, Zanellato, Ilaria, Hua, Ling, Polentini, Fausto, Carrea, Giacomo, Riva, Sergio

“…The hydroxysteroid dehydrogenases (HSDHs)‐catalyzed one‐pot enzymatic synthesis of 12‐ketoursodeoxycholic acid (3α,7β‐dihydroxy‐12‐oxo‐5β‐cholanoic acid), a…”
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Optimization of Hydrolase Efficiency in Organic Solvents by Secundo, Francesco, Carrea, Giacomo

“…The application of hydrolases in organic solvents for synthetic purposes is a procedure routinely adopted in organic chemistry, especially for the preparation…”
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Towards large-scale synthetic applications of Baeyer-Villiger monooxygenases by Alphand, Veronique, Carrea, Giacomo, Wohlgemuth, Roland, Furstoss, Roland, Woodley, John M.

“…Biocatalysis is coming of age, with an increasing number of reactions being scaled-up and developed. The diversity of reactions is also increasing and…”
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Enzymatic Spectrophotometric Determination of Nitrites in Beer by Girotti, S., Ferri, E. N., Fini, F., Ruffini, F., Budini, R., Moura, I., Almeida, G., Costa, C., Moura, J. J. G., Carrea, G.

“…A colorimetric assay for nitrite determination in beer based on c-type multiheme enzyme Nitrite reductase (NiR) isolated from Desulfovibrio desulfuricans ATCC…”
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4-Hydroxyacetophenone monooxygenase from Pseudomonas fluorescens ACB as an oxidative biocatalyst in the synthesis of optically active sulfoxides by de Gonzalo, Gonzalo, Torres Pazmiño, Daniel E., Ottolina, Gianluca, Fraaije, Marco W., Carrea, Giacomo

“…Recombinant 4-hydroxyacetophenone monooxygenase (HAPMO) from Pseudomonas fluorescens ACB has been tested as a catalyst in sulfoxidation reactions on a set of…”
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Sequence of the lid affects activity and specificity of Candida rugosa lipase isoenzymes by Brocca, Stefania, Secundo, Francesco, Ossola, Mattia, Alberghina, Lilia, Carrea, Giacomo, Lotti, Marina

“…The fungus Candida rugosa produces multiple lipase isoenzymes (CRLs) with distinct differences in substrate specificity, in particular with regard to…”
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Mono- and disaccharides enhance the activity and enantioselectivity of Burkholderia cepacia lipase in organic solvent but do not significantly affect its conformation by Secundo, Francesco, Carrea, Giacomo

“…Sucrose, trehalose, and mannitol were colyophilized with lipase from Burkholderia cepacia and their effects on the activity and enantioselectitivity of the…”
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The lid is a structural and functional determinant of lipase activity and selectivity by Secundo, Francesco, Carrea, Giacomo, Tarabiono, Chiara, Gatti-Lafranconi, Pietro, Brocca, Stefania, Lotti, Marina, Jaeger, Karl-Erich, Puls, Michael, Eggert, Thorsten

“…In several lipases access to the enzyme active site is regulated by the position of a mobile structure named the lid. The role of this region in modulating…”
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Continuous coenzyme dependent stereoselective synthesis of sulcatol by alcohol dehydrogenase by ROÊTHIG, T. R, KULBE, K. D, BUÊCKMANN, F, CARREA, G

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Biocatalytic properties of Baeyer–Villiger monooxygenases in aqueous–organic media by de Gonzalo, Gonzalo, Ottolina, Gianluca, Zambianchi, Francesca, Fraaije, Marco W., Carrea, Giacomo

“…The biocatalytic properties of three Baeyer–Villiger monooxygenases (phenylacetone monooxygenase, 4-hydroxyacetophenone monooxygenase and ethionamide…”
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Lipase activity and conformation in neat organic solvents by Secundo, Francesco, Carrea, Giacomo

“…The methods commonly employed to improve the catalytic efficiency and to determine the conformation of lipases in organic solvents are briefly examined and…”
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