Bu ikozahedral yap\u0131lar, bakterilerin \u00e7e\u015fitli durumlarda kulland\u0131\u011f\u0131, \u00f6zg\u00fcn geometrik \u00f6zelliklere sahip proteinlerden olu\u015fur.<\/p>\n
Bir\u00e7ok farkl\u0131 bakteri t\u00fcr\u00fc, olduk\u00e7a \u00e7e\u015fitlili\u011fi fazla olan ve ard\u0131\u015f\u0131k kimyasal reaksiyonlar\u0131n yap\u0131lmas\u0131n\u0131 sa\u011flayan k\u00fc\u00e7\u00fck protein temelli kompartmanlar i\u00e7erir. Enzim i\u00e7eri\u011fine ba\u011fl\u0131 olarak, b\u00f6lmeler karbon fiksasyonu, enerji \u00fcretimi i\u00e7in baz\u0131 molek\u00fclleri par\u00e7alayabilen veya h\u00fccreleri stresli ko\u015fullardan koruyabilen proteinlerden olu\u015fmaktad\u0131r.<\/p>\n
Bu ikozahedral yap\u0131n\u0131n bile\u015fenleri<\/strong>; Bakteriyel mikrokompartmanlar\u0131n ana iskelet yap\u0131s\u0131 \u00fc\u00e7 temel yap\u0131sal motifden olu\u015fur ve bunlar\u0131n alt birimleri binlerce protein alt biriminden olu\u015fmaktad\u0131r. Bu \u00fc\u00e7 temel motif BMC-T, BMC-H ve BMV olarak adland\u0131r\u0131l\u0131r.<\/p>\n BMC: Kompartmanlar\u0131n ana kabuk proteini iki ana formdan olu\u015fur: bir hekzameri olu\u015fturan BMC-H ve bir trimeri olu\u015fturan BMC-T. Bu alt\u0131gen \u015fekilli bile\u015fenler, ikozahedronun 20 y\u00fczden olu\u015fan \u00a0ve substratlar\u0131n i\u00e7eri girmesine ve d\u0131\u015far\u0131 \u00e7\u0131kmas\u0131na izin veren merkezi bir g\u00f6zenek sistemine sahiptir. BMC-H yap\u0131s\u0131ndaki g\u00f6zenekler k\u00fc\u00e7\u00fckt\u00fcr ve\u00a0 yaln\u0131zca bir veya birka\u00e7 karbon atomdan olu\u015fan molek\u00fcller izin verir. BMC-T g\u00f6zenekleri ise daha b\u00fcy\u00fck, muhtemelen daha b\u00fcy\u00fck molek\u00fcllerin hareketi i\u00e7in daha b\u00fcy\u00fckt\u00fcr ve bunlar a\u00e7\u0131labilir veya kapat\u0131labilir. \u00a0D\u0131\u015f kabu\u011fu olu\u015fturan motiflerin baz\u0131lar\u0131n\u0131n, ikozahedron\u2019un y\u00fczlerinin kenarlar\u0131n\u0131 olu\u015fturmak i\u00e7in b\u00fck\u00fcld\u00fc\u011f\u00fc d\u00fc\u015f\u00fcn\u00fclse de, bu konformasyonda hangi tip BMC proteini kulland\u0131\u011f\u0131 hala net de\u011fil.<\/p>\n BMV pentamerik proteinler ise, ikosahedronun k\u00f6\u015felerini olu\u015fturur.<\/p>\n \u00a0<\/strong>KAYNAK<\/strong><\/p>\n https:\/\/www.the-scientist.com\/infographics\/infographic–bacterial-microcompartments-basics-65136<\/strong><\/p>\n Konu ile ilgili yorumlar\u0131n\u0131z\u0131 bekliyorum<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":" Bu ikozahedral yap\u0131lar, bakterilerin \u00e7e\u015fitli durumlarda kulland\u0131\u011f\u0131, \u00f6zg\u00fcn geometrik \u00f6zelliklere sahip proteinlerden olu\u015fur.<\/p>\n Bir\u00e7ok farkl\u0131 bakteri t\u00fcr\u00fc, olduk\u00e7a \u00e7e\u015fitlili\u011fi fazla olan ve ard\u0131\u015f\u0131k kimyasal reaksiyonlar\u0131n yap\u0131lmas\u0131n\u0131 sa\u011flayan k\u00fc\u00e7\u00fck protein temelli kompartmanlar i\u00e7erir. Enzim i\u00e7eri\u011fine ba\u011fl\u0131 olarak, b\u00f6lmeler karbon fiksasyonu, enerji \u00fcretimi i\u00e7in baz\u0131 molek\u00fclleri par\u00e7alayabilen veya h\u00fccreleri stresli ko\u015fullardan koruyabilen proteinlerden olu\u015fmaktad\u0131r.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,11],"tags":[67,66],"class_list":["post-233","post","type-post","status-publish","format-standard","hentry","category-genel-bilimsel-gelismeler","category-mikrobiyoloji-guncel-konular","tag-virusler","tag-viruslerde-ikozahedral-yapi"],"_links":{"self":[{"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=233"}],"version-history":[{"count":4,"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/233\/revisions"}],"predecessor-version":[{"id":435,"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/233\/revisions\/435"}],"wp:attachment":[{"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=233"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.resitozkanca.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}