{"id":16509,"date":"2025-01-10T07:48:00","date_gmt":"2025-01-10T06:48:00","guid":{"rendered":"https:\/\/adntro.com\/?p=16509"},"modified":"2025-01-20T19:33:15","modified_gmt":"2025-01-20T18:33:15","slug":"cadena-transporte-electrone","status":"publish","type":"post","link":"https:\/\/adntro.com\/en\/blog\/learn-genetics\/chain-transport-electrone\/","title":{"rendered":"Electron transport chain"},"content":{"rendered":"

The electron transport chain<\/strong>, also known as oxidative phosphorylation, is the stage of aerobic cellular respiration that generates the most amount of energy<\/strong>. This process occurs in the inner membrane of the mitochondria in eukaryotic cells and depends on the presence of oxygen<\/strong> to function.<\/p>\n\n\n\n

This set of metabolic reactions takes advantage of the energy stored in the electrons transported by NADH and FADH\u2082 molecules. These molecules are products of catabolic processes such as glycolysis, the Krebs cycle, and the beta-oxidation of fatty acids<\/a>.<\/p>\n\n\n\n

Elements of the Electron Transport Chain<\/h2>\n\n\n\n

In the electron transport chain, the electrochemical gradient<\/strong>, also known as the proton-motive force, is essential. This gradient<\/strong> is generated as protons<\/strong> (H\u207a) are pumped from the mitochondrial matrix into the intermembrane space using the energy released by the electron transport of NADH and FADH\u2082 molecules.<\/p>\n\n\n

\n
\"Electron<\/figure>\n<\/div>\n\n\n

All this is possible thanks to the elements of this chain known as complexes:<\/p>\n\n\n\n

    \n
  1. Complex I:<\/strong> This complex accepts electrons from NADH, transferring them to ubiquinone (coenzyme Q) and pumping protons into the intermembrane space, contributing to the electrochemical gradient.<\/li>\n\n\n\n
  2. Complex II:<\/strong> This complex does not contribute directly to electron pumping. Its function is to receive electrons from FADH\u2082 and transfer them to ubiquinone, a protein that accepts electrons from complex I or complex II.<\/li>\n\n\n\n
  3. Complex III:<\/strong> It transfers electrons from reduced ubiquinone to complex IV, while pumping protons into the intermembrane space.<\/li>\n\n\n\n
  4. Complex IV:<\/strong> It receives electrons from complex III and transfers them to oxygen, which acts as a final electron acceptor. This process generates water molecules as a by-product.<\/li>\n\n\n\n
  5. ATP synthase:<\/strong> It utilizes the energy stored in the proton gradient to synthesize ATP (high-energy molecules) from ADP and inorganic phosphate in a process known as chemiosmosis<\/strong>. ATP synthase acts as an ion channel that \"returns\" the protons to the mitochondrial matrix.<\/li>\n<\/ol>\n\n\n\n

    Energy Production of the Electron Transport Chain<\/h2>\n\n\n\n

    Each molecule of NADH<\/strong> transferring electrons to the transport chain generates approx. 2.5 molecules of ATP<\/strong>. On the other hand, the electrons coming from the FADH\u2082<\/strong> produce close to 1.5 molecules of ATP<\/strong>. Together, the electron transport chain maximizes the energy efficiency of cellular respiration.<\/p>","protected":false},"excerpt":{"rendered":"

    The electron transport chain, also known as oxidative phosphorylation, is the most energy-producing step of cellular aerobic respiration. This process occurs in the inner membrane of the mitochondria of eukaryotic cells and depends on the presence of oxygen to take place. This set of metabolic reactions [...]<\/p>","protected":false},"author":8,"featured_media":16510,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[432],"tags":[42,222,641,640,18,642,639],"class_list":["post-16509","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aprende-genetica","tag-adntro","tag-atp","tag-atp-sintasa","tag-complejos","tag-genetica","tag-oxigeno","tag-transporte-de-electrones"],"yoast_head":"\nCadena de transporte de electrones<\/title>\n<meta name=\"description\" content=\"La cadena de transporte de electrones es la etapa de la respiraci\u00f3n aer\u00f3bica celular que m\u00e1s cantidad de energ\u00eda genera. Descubre c\u00f3mo aqu\u00ed.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/adntro.com\/en\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cadena de transporte de electrones\" \/>\n<meta property=\"og:description\" content=\"La cadena de transporte de electrones es la etapa de la respiraci\u00f3n aer\u00f3bica celular que m\u00e1s cantidad de energ\u00eda genera. Descubre c\u00f3mo aqu\u00ed.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/adntro.com\/en\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\" \/>\n<meta property=\"og:site_name\" content=\"ADNTRO\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ADNTROSPAIN\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-10T06:48:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-20T18:33:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/adntro.com\/wp-content\/uploads\/2024\/11\/cadena-transporte-electrones.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2106\" \/>\n\t<meta property=\"og:image:height\" content=\"1172\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Sandra Ferreiro\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@adntrospain\" \/>\n<meta name=\"twitter:site\" content=\"@adntrospain\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sandra Ferreiro\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\"},\"author\":{\"name\":\"Sandra Ferreiro\",\"@id\":\"https:\/\/adntro.com\/de\/#\/schema\/person\/a71eca38b563da2bb60f24d7e71f7d6b\"},\"headline\":\"Cadena de transporte de electrones\",\"datePublished\":\"2025-01-10T06:48:00+00:00\",\"dateModified\":\"2025-01-20T18:33:15+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\"},\"wordCount\":413,\"publisher\":{\"@id\":\"https:\/\/adntro.com\/de\/#organization\"},\"keywords\":[\"adntro\",\"ATP\",\"ATP sintasa\",\"complejos\",\"gen\u00e9tica\",\"ox\u00edgeno\",\"transporte de electrones\"],\"articleSection\":[\"Aprende gen\u00e9tica\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\",\"url\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\",\"name\":\"Cadena de transporte de electrones\",\"isPartOf\":{\"@id\":\"https:\/\/adntro.com\/de\/#website\"},\"datePublished\":\"2025-01-10T06:48:00+00:00\",\"dateModified\":\"2025-01-20T18:33:15+00:00\",\"description\":\"La cadena de transporte de electrones es la etapa de la respiraci\u00f3n aer\u00f3bica celular que m\u00e1s cantidad de energ\u00eda genera. Descubre c\u00f3mo aqu\u00ed.\",\"breadcrumb\":{\"@id\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/adntro.com\/es\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cadena de transporte de electrones\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/adntro.com\/de\/#website\",\"url\":\"https:\/\/adntro.com\/de\/\",\"name\":\"ADNTRO\",\"description\":\"Gen\u00e9tica, salud, nutrici\u00f3n\",\"publisher\":{\"@id\":\"https:\/\/adntro.com\/de\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/adntro.com\/de\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/adntro.com\/de\/#organization\",\"name\":\"ADNTRO Genetics\",\"url\":\"https:\/\/adntro.com\/de\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/adntro.com\/de\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/adntro.com\/wp-content\/uploads\/2021\/08\/android-chrome-512x512-2.png\",\"contentUrl\":\"https:\/\/adntro.com\/wp-content\/uploads\/2021\/08\/android-chrome-512x512-2.png\",\"width\":512,\"height\":512,\"caption\":\"ADNTRO Genetics\"},\"image\":{\"@id\":\"https:\/\/adntro.com\/de\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/ADNTROSPAIN\/\",\"https:\/\/twitter.com\/adntrospain\",\"https:\/\/www.instagram.com\/adntro_\/\",\"https:\/\/www.pinterest.es\/ADNTRO_TEAM\/_saved\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/adntro.com\/de\/#\/schema\/person\/a71eca38b563da2bb60f24d7e71f7d6b\",\"name\":\"Sandra Ferreiro\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/adntro.com\/de\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/ddaa4448bc53192d65c596cd5119749fb4d7167a3b3d7931d8b0470a2021bdc3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/ddaa4448bc53192d65c596cd5119749fb4d7167a3b3d7931d8b0470a2021bdc3?s=96&d=mm&r=g\",\"caption\":\"Sandra Ferreiro\"},\"description\":\"Bioinform\u00e1tica y Responsable del \u00e1rea cient\u00edfica en ADNTRO. Biotecn\u00f3loga por la Universidad Francisco de Vitoria, donde recibi\u00f3 dos becas de expediente acad\u00e9mico brillante. Estuvo trabajando en un proyecto de investigaci\u00f3n sobre la asimetr\u00eda izquierda-derecha en Newcastle, siendo premiada en la Conferencia del Centro de Investigaci\u00f3n Cardiovascular Trainees Meeting como el mejor p\u00f3ster (2018). Complet\u00f3 un m\u00e1ster en Biolog\u00eda Computacional en la Universidad Polit\u00e9cnica de Madrid. All\u00ed estudi\u00f3 las redes de interacci\u00f3n metab\u00f3lica en el microbioma de pacientes con Enfermedad de Chron y Colitis Ulcerosa en el centro de investigaci\u00f3n CBGP, centro de Excelencia Severo Ochoa (2020). Desde el 2020 es Bioinform\u00e1tica en ADNTRO donde desarrolla modelos predictivos, realiza anotaciones y an\u00e1lisis de variantes patog\u00e9nicas, investigaci\u00f3n de literatura GWAS y divulgaci\u00f3n cient\u00edfica.\",\"sameAs\":[\"https:\/\/www.linkedin.com\/in\/sandra-ferreiro-lpez-78804016a\/\"],\"url\":\"https:\/\/adntro.com\/en\/blog\/author\/sandra\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cadena de transporte de electrones","description":"La cadena de transporte de electrones es la etapa de la respiraci\u00f3n aer\u00f3bica celular que m\u00e1s cantidad de energ\u00eda genera. Descubre c\u00f3mo aqu\u00ed.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/adntro.com\/en\/blog\/lernen-genetisch\/ketten-transport-elektrone\/","og_locale":"en_US","og_type":"article","og_title":"Cadena de transporte de electrones","og_description":"La cadena de transporte de electrones es la etapa de la respiraci\u00f3n aer\u00f3bica celular que m\u00e1s cantidad de energ\u00eda genera. Descubre c\u00f3mo aqu\u00ed.","og_url":"https:\/\/adntro.com\/en\/blog\/lernen-genetisch\/ketten-transport-elektrone\/","og_site_name":"ADNTRO","article_publisher":"https:\/\/www.facebook.com\/ADNTROSPAIN\/","article_published_time":"2025-01-10T06:48:00+00:00","article_modified_time":"2025-01-20T18:33:15+00:00","og_image":[{"width":2106,"height":1172,"url":"https:\/\/adntro.com\/wp-content\/uploads\/2024\/11\/cadena-transporte-electrones.png","type":"image\/png"}],"author":"Sandra Ferreiro","twitter_card":"summary_large_image","twitter_creator":"@adntrospain","twitter_site":"@adntrospain","twitter_misc":{"Written by":"Sandra Ferreiro","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/#article","isPartOf":{"@id":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/"},"author":{"name":"Sandra Ferreiro","@id":"https:\/\/adntro.com\/de\/#\/schema\/person\/a71eca38b563da2bb60f24d7e71f7d6b"},"headline":"Cadena de transporte de electrones","datePublished":"2025-01-10T06:48:00+00:00","dateModified":"2025-01-20T18:33:15+00:00","mainEntityOfPage":{"@id":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/"},"wordCount":413,"publisher":{"@id":"https:\/\/adntro.com\/de\/#organization"},"keywords":["adntro","ATP","ATP sintasa","complejos","gen\u00e9tica","ox\u00edgeno","transporte de electrones"],"articleSection":["Aprende gen\u00e9tica"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/","url":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/","name":"Cadena de transporte de electrones","isPartOf":{"@id":"https:\/\/adntro.com\/de\/#website"},"datePublished":"2025-01-10T06:48:00+00:00","dateModified":"2025-01-20T18:33:15+00:00","description":"La cadena de transporte de electrones es la etapa de la respiraci\u00f3n aer\u00f3bica celular que m\u00e1s cantidad de energ\u00eda genera. Descubre c\u00f3mo aqu\u00ed.","breadcrumb":{"@id":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/adntro.com\/de\/blog\/lernen-genetisch\/ketten-transport-elektrone\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/adntro.com\/es\/"},{"@type":"ListItem","position":2,"name":"Cadena de transporte de electrones"}]},{"@type":"WebSite","@id":"https:\/\/adntro.com\/de\/#website","url":"https:\/\/adntro.com\/de\/","name":"ADNTRO","description":"Gen\u00e9tica, salud, nutrici\u00f3n","publisher":{"@id":"https:\/\/adntro.com\/de\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/adntro.com\/de\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/adntro.com\/de\/#organization","name":"ADNTRO Genetics","url":"https:\/\/adntro.com\/de\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/adntro.com\/de\/#\/schema\/logo\/image\/","url":"https:\/\/adntro.com\/wp-content\/uploads\/2021\/08\/android-chrome-512x512-2.png","contentUrl":"https:\/\/adntro.com\/wp-content\/uploads\/2021\/08\/android-chrome-512x512-2.png","width":512,"height":512,"caption":"ADNTRO Genetics"},"image":{"@id":"https:\/\/adntro.com\/de\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ADNTROSPAIN\/","https:\/\/twitter.com\/adntrospain","https:\/\/www.instagram.com\/adntro_\/","https:\/\/www.pinterest.es\/ADNTRO_TEAM\/_saved\/"]},{"@type":"Person","@id":"https:\/\/adntro.com\/de\/#\/schema\/person\/a71eca38b563da2bb60f24d7e71f7d6b","name":"Sandra Ferreiro","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/adntro.com\/de\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/ddaa4448bc53192d65c596cd5119749fb4d7167a3b3d7931d8b0470a2021bdc3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ddaa4448bc53192d65c596cd5119749fb4d7167a3b3d7931d8b0470a2021bdc3?s=96&d=mm&r=g","caption":"Sandra Ferreiro"},"description":"Bioinform\u00e1tica y Responsable del \u00e1rea cient\u00edfica en ADNTRO. Biotecn\u00f3loga por la Universidad Francisco de Vitoria, donde recibi\u00f3 dos becas de expediente acad\u00e9mico brillante. Estuvo trabajando en un proyecto de investigaci\u00f3n sobre la asimetr\u00eda izquierda-derecha en Newcastle, siendo premiada en la Conferencia del Centro de Investigaci\u00f3n Cardiovascular Trainees Meeting como el mejor p\u00f3ster (2018). Complet\u00f3 un m\u00e1ster en Biolog\u00eda Computacional en la Universidad Polit\u00e9cnica de Madrid. All\u00ed estudi\u00f3 las redes de interacci\u00f3n metab\u00f3lica en el microbioma de pacientes con Enfermedad de Chron y Colitis Ulcerosa en el centro de investigaci\u00f3n CBGP, centro de Excelencia Severo Ochoa (2020). Desde el 2020 es Bioinform\u00e1tica en ADNTRO donde desarrolla modelos predictivos, realiza anotaciones y an\u00e1lisis de variantes patog\u00e9nicas, investigaci\u00f3n de literatura GWAS y divulgaci\u00f3n cient\u00edfica.","sameAs":["https:\/\/www.linkedin.com\/in\/sandra-ferreiro-lpez-78804016a\/"],"url":"https:\/\/adntro.com\/en\/blog\/author\/sandra\/"}]}},"_links":{"self":[{"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/posts\/16509","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/comments?post=16509"}],"version-history":[{"count":2,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/posts\/16509\/revisions"}],"predecessor-version":[{"id":16599,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/posts\/16509\/revisions\/16599"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/media\/16510"}],"wp:attachment":[{"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/media?parent=16509"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/categories?post=16509"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/adntro.com\/en\/wp-json\/wp\/v2\/tags?post=16509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}