Artículo
Temperature- and salinity-decoupled overproduction of hydroxyectoine by chromohalobacter salexigens
Autor/es | Nieto Gutiérrez, Joaquín José
Rodríguez Moya, Javier Argandoña Bertrán, Montserrat Iglesias Guerra, Fernando Vargas Macías, Carmen |
Departamento | Universidad de Sevilla. Departamento de Microbiología y Parasitología Universidad de Sevilla. Departamento de Química Orgánica y Farmacéutica |
Fecha de publicación | 2012 |
Fecha de depósito | 2016-03-09 |
Publicado en |
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Resumen | Hydroxyectoine overproduction by the natural producer Chromohalobacter salexigens is presented in this study. Genetically engineered strains were constructed that at low salinity coexpressed, in a vector derived from a ... Hydroxyectoine overproduction by the natural producer Chromohalobacter salexigens is presented in this study. Genetically engineered strains were constructed that at low salinity coexpressed, in a vector derived from a native plasmid, the ectoine (ectABC) and hydroxyectoine (ectD) genes under the control of the ectA promoter, in a temperature-independent manner. Hy- droxyectoine production was further improved by increasing the copies of ectD and using a C. salexigens genetic background unable to synthesize ectoines. |
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