{"id":246200,"date":"2026-10-30T03:58:17","date_gmt":"2026-10-30T08:58:17","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/10\/simplified-ancestral-enzyme-makes-atp-without-amino-acid-needed-for-its-usual-reaction"},"modified":"2026-10-30T03:58:17","modified_gmt":"2026-10-30T08:58:17","slug":"simplified-ancestral-enzyme-makes-atp-without-amino-acid-needed-for-its-usual-reaction","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/10\/simplified-ancestral-enzyme-makes-atp-without-amino-acid-needed-for-its-usual-reaction","title":{"rendered":"Simplified ancestral enzyme makes ATP without amino acid needed for its usual reaction"},"content":{"rendered":"\n<p>Proteins perform essential functions in living organisms, from catalyzing biochemical reactions to supporting cellular energy metabolism. Their functions depend on their amino acid composition and three-dimensional structures. However, early proteins may have evolved when fewer amino acid types were available than those used by most modern proteins.<\/p>\n<p>Understanding how proteins built from a more limited set of amino acids could perform essential biochemical reactions may therefore offer insights into the origins and evolution of life.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Proteins perform essential functions in living organisms, from catalyzing biochemical reactions to supporting cellular energy metabolism. Their functions depend on their amino acid composition and three-dimensional structures. However, early proteins may have evolved when fewer amino acid types were available than those used by most modern proteins. Understanding how proteins built from a more limited [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,19,385],"tags":[],"class_list":["post-246200","post","type-post","status-publish","format-standard","hentry","category-biological","category-chemistry","category-evolution"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/246200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=246200"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/246200\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=246200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=246200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=246200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}