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Biotecnologia Aplicada
Elfos Scientiae
ISSN: 0684-4551
Vol. 12, No. 1, 1995, pp. 42-45
Bioline Code: ba95007
Full paper language: Spanish
Document type: Short Communication
Document available free of charge

Biotecnologia Aplicada, Vol. 12, No. 1, 1995, pp. 42-45

 es Aislamiento del gen que codifica para la beta-galactosidasa de Kluyveromyces fragilis check for this species in other resources
Paifer, Edenia; Menendez, Javier; Basabe, Liliana; Yong, Vladimir; Rodriguez, Luis & Delgado, Julio M.

Resumen

En este trabajo se reporta el aislamiento del gen que codifica para la beta-galactosidasa de Kluyveromyces fragilis check for this species in other resources NRRL Y 1109 empleando las tecnicas de ADN recombinante y seleccionando los clones por complementacion de la actividad enzimatica de una cepa mutante lac- de E. coli. Este gen tambien se expreso en un mutante lac- de Kluyveromyces lactis. El analisis de los mapas de restriccion entre los genes codificantes para la beta-galactosidasa de Kluyveromyces fragilis y Kluyveromyces lactis demostro que existe una gran homologia entre ellos.

 
 en
Paifer, Edenia; Menendez, Javier; Basabe, Liliana; Yong, Vladimir; Rodriguez, Luis & Delgado, Julio M.

Abstract

In this work we report on the isolation of a gene coding for beta-galactosidase from Kluyveromyces fragilis check for this species in other resources using recombinant DNA techniques and selecting the clones by complementation of the enzimatic activity of a mutant lac- E. coli. This gene was also expressed in a mutant lac- Kluyveromyces lactis. The analysis of restriction maps between genes coding for beta-galactosidase from Kluyveromyces fragilis and Kluyveromyces lactis demonstrated a great homology between them.

Keywords
Yeast, Kluyveromyces fragilis, beta-galactosidase, lac4

 
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Alternative site location: http://elfosscientiae.cigb.edu.cu/Archivo.asp?Id=6

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