EJEMPLOS DE OXIDORREDUCTASAS PDF

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The preparation of these antibodies are performed according to known methods by immunizing suitable mammalian and subsequent production of antibodies.

Methods and compositions for treating cardiovascular disease using,,,,,,,,,,,,,,,, or Characterization of the gene cluster involved in isoprene metabolism in Rhodococcus sp. The present invention relates to a process for the enantioselective enzymatic reduction of a keto compound to the oxidorredutcasas chiral hydroxy compound in the ketonic compound is reduced with an oxidoreductase. Algunas oxidorreductasas hacen uso del tungsteno en una forma similar al molibdenoutilizando un complejo tungstenopterina con una molibdopterina.

Para ello se fijaron los distintos tampones 50 mM en el intervalo de pH de oxidorreducrasas a 11 y las oxidorreductasas preparadas de acuerdo con el ejemplo 4 se diluyeron con The determination of the activity of recombinant oxidoreductases oxidorreducatsas study by storage in the buffer systems mentioned in Table 4.

La prueba de actividad se compone tal como sigue: Recombinant of rhodococcus bacterium and method for producing optically active body by using the same.

Definition of enzyme units: Los restos bifenililo, restos naftilo y en particular restos fenilo son restos arilo preferentes. Oxidoreductases may be used in the process according to the invention or fully purified form or partially purified or they may be performed with cells containing oxidoreductases according to the invention.

After evaporating the solvent optionally the filtered organic phase. Then the reaction mixture is processed. Este tipo de empaques se ha utilizado para mantener las propiedades sensoriales de quesos y mayonesa durante su almacenamiento BANKAR et al.

Activity testing is composed as follows: Enzymatic reduction itself takes place in mild conditions, so that the alcohols do not react subsequently generated.

Los restos arilo C6-C14 son por ejemplo fenilo, naftilo, por ejemplo 1-naftilo, 2-naftilo, bifenililo, por ejemplo 2-bifenililo, 3bifenililo y 4-bifenililo, antrilo o fluorenilo. The reaction was continued for 1 min at nm. The invention further relates to a recombinant host cell is a bacterial, yeast, insect, plant or mammalian and transformed or transfected with an expression vector of this type and to a preparation process for obtaining a carbonyl reductase which is based on culturing a recombinant host cell of this type.

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American Association of Cereal Chemists,pp. For this, the components are transferred individually into the reaction vessel and stirred under an atmosphere of for example nitrogen or air. The two liquid phases are preferably mixed mechanically so generated therebetween a large area. Fusion proteins can be separated for example more easily from other proteins or can be recombinantly expressed oxidorreductaas larger amounts.

Ketoreductase polypeptides for the production of a 3-arylhidroxipropanamina from a 3-arylcetopropanamina. Partially can also dispensed organic solvent itself, then the organic phase by the ketone compound to be reduced DEDE However, instead of an enantioselective reduction of the ketone compound of formula I, the racemic mixture of the compound of formula II It oxidizes only one enantiomer of the hydroxy compound of formula II enantioselectively to give the corresponding ketone compound.

ejemplo de enzimas oxidorreductasas pdf file

El segmento de ADN que codifica la respectiva oxidorreductasa se amplifica con ayuda de polimerasa Platinum pfx Invitrogen. Asimismo, tienen un papel relevante en la manufactura de materias primas de la industria alimentaria. Es autora de 10 publicaciones nacionales e internacionales y es miembro del Sistema Nacional de Investigadores. It is also suitable for the reduction of 4-haloacetoacetato ester acid esters Rhalohydroxybutyric acid.

Process for producing chiral 1-substituted 3-piperidinols employing oxidoreductases. Epub 26 de abril dey Rhodococcus ruber J Org Chem. Accordingly absent information sequence on the 5 ‘end of the gene is obtained. In particular residues 2-or 3pirrolilo are preferred, fenilpirrolilo as 4- or 5-phenylpyrrolyl, 2-furyl, 2-thienyl, 4-imidazolyl, methyl-imidazolyl, 1-methyl eg, -4 -o imidazolyl, 1,3-thiazolylpyridyl, 3-pyridyl, 4-pyridyl, N-oxide of 2- 3- or 4-pyridyl, 2-pyrazinyl, 2- 4- or 5-pyrimidinyl group, 2- 3- or 5-indolylindolyl substituted, for example 1-methyl- 5-methyl- 5-methoxy- 5-benzyloxy- 5-chloro- or 4,5 -dimethylindolyl, 1-benzyl or indolyl, 4,5,6,7-tetrahydroindolyl, cyclohepta [b] pyrrolyl, 2- 3- oxidorreductaas 4quinolilo, 1- 3- or 4-isoquinolyl, 1-oxo-1,2-dihydroisoquinolyl, 2-quinoxalinyl, 2-benzofuranyl, 2-benzo-thienyl, benzothiazolyl or dihydropyridinyl 2benzoxazolilo or, pyrrolidinyl, for example 2- or 3- N-methylpyrrolidinyl oxidorrwductasas, piperazinyl, morpholinyl, thiomorpholinyl, tetrahydrothienyl or benzodioxolanyl.

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To this end the various buffers 50 mM were set in the range of pH 4 to 11 and oxidoreductases prepared according to example 4 were diluted with. Candida oxidoreductase nemodendra presents an equal activity against Rbutanol, 2-propanol and 2-octanol-R, also has the enzyme also approximately equal activity against two-octanone. The term “heterocycle C5-C14 ” represents a heterocyclic ring of 5-membered to membered bicyclic or monocyclic which is partially or completely saturated. As different substrates were used ketones such as 2-butanones, 2-octanone, 4-chloroacetoacetate, acetophenone or acid ethyloxophenylbutyric.

Enzyme release was performed by wet grinding by means of oxidorreduftasas beads, but dde also be achieved by other methods dde. Per kg of compound of formula I to be reacted are used from to 10 million U of oxidoreductase. Estos metales son transportados desde sus respectivos oxianiones molibdato y tungstato.

The reaction mixtures for ee determination were extracted after 24 hours h for example with chloroform and by gas chromatography GC the enantiomeric excess was determined. The recombinant protein expression was induced by adding isopropylthiogalactoside IPTG at a concentration of 0.

The pH optimum for the reduction reaction is for this oxidoreductase to 6. By the term “C0” means a covalent bond. All oxidoreductases according to the invention could be purified by various combinations of ion exchange chromatography, for example on Q-Sepharose Fast Flow Pharmacia or One Q Biorad, Munich, Germany of hydrophobic interaction chromatography, for example in Octylsepharose Fast Flow or Butylsepharose Fast Flow Pharmaciahydroxyapatite chromatography and ceramic-gel permeation.

The solvent may also serve in this respect as cosubstrate simultaneously cofactor regeneration. Preferably procedures are performed in accordance with the invention oxidorteductasas without additional dehydrogenase of this type, ie does not occur coenzyme regeneration coupled to the substrate.

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However, the known enzymes are currently not even remotely sufficient to realize the commercial potential of stereoselective reductions of keto compounds.

New ketonic ester reductases, its preparation and use for enzymatic redox reactions. Epub 26 de junio deJ.