{"id":89022,"date":"2018-03-10T00:14:07","date_gmt":"2018-03-10T00:14:07","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/factores-de-transcripcion-de-saccharomyces-cerevisiae-implicados-en-la-halotolerancia\/"},"modified":"2018-03-10T00:14:07","modified_gmt":"2018-03-10T00:14:07","slug":"factores-de-transcripcion-de-saccharomyces-cerevisiae-implicados-en-la-halotolerancia","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/factores-de-transcripcion-de-saccharomyces-cerevisiae-implicados-en-la-halotolerancia\/","title":{"rendered":"Factores de transcripcion de saccharomyces cerevisiae implicados en la halotolerancia"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Iratxe Mendizabal Gonzalez <\/strong><\/h2>\n<p>Hemos aislado e identificado cuatro factores de transcripci\u00f3n (hal6-9p) de saccharomyces cerevisiae que por sobreexpresi\u00f3n en pl\u00e1smidos multicopia incrementan la tolerancia a sodio y litio en levadura. Este efecto es mediado, al menos en parte, por un incremento en la expresi\u00f3n de la bomba ena1p que extruye los iones na+ y li+. Hal6 y hal7 son proteinas bzip cuyo defecto no confiere sensibilidad a sal ni modifica los niveles de expresi\u00f3n de ena1.Ha18 y ha19 son proteinas con dominios dedos de zinc, cuyo defecto incrementa la sensibilidad a sal y provoca una reduccion en los niveles de expresi\u00f3n de ena1, por lo que ambas proteinas se pueden considerar determinantes importantes de la halotolerancia. El gen hal8 ha sido caracterizado como un componente de la ruta de calcineurina (can) necesaria para la maxima expresi\u00f3n de ena1. Hal8p controla la expresion del gen ena1 mediante una region activadora uas ena1 localizada entre las posiciones-713 pb y -826 pb del promotor. El uas ena1 contiene dos elementos de control necesarios para la maxima activacion transcripcional de ena1. Han sido identificadas las secuencias reguladoras esenciales para el funcion del uas ena1 in vivo, y que constituyen dianas de union in vitro para el activador hal8.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Factores de transcripcion de saccharomyces cerevisiae implicados en la halotolerancia<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Factores de transcripcion de saccharomyces cerevisiae implicados en la halotolerancia <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Iratxe Mendizabal Gonzalez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 23\/02\/2001<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li> Fernandez De Larrina Santamaria I\u00f1igo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: alonso Rodriguez navarro <\/li>\n<li>joaqu\u00edn Ari\u00f1o carmona (vocal)<\/li>\n<li>michel Aigle (vocal)<\/li>\n<li> Ponton san emeterio Jos\u00e9 (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Iratxe Mendizabal Gonzalez Hemos aislado e identificado cuatro factores de transcripci\u00f3n (hal6-9p) de saccharomyces cerevisiae que por [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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