{"id":8791,"date":"2019-05-22T16:11:33","date_gmt":"2019-05-22T16:11:33","guid":{"rendered":"http:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/polypeptides\/"},"modified":"2019-05-22T16:11:33","modified_gmt":"2019-05-22T16:11:33","slug":"polypeptides","status":"publish","type":"post","link":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/polypeptides\/","title":{"rendered":"Polypeptides"},"content":{"rendered":"<p>A chain of amino acids with or without a defined secondary structure. &nbsp;A secondary structure consists of segments of polypeptides that form a characteristic pattern that extends in one dimension. &nbsp;The bonding of two or more polypeptides gives rise to proteins, which are then folded into a specific shape for a particular protein. Two example structures are called&nbsp;<a href=\"http:\/\/academic.brooklyn.cuny.edu\/biology\/bio4fv\/page\/alpha_h.htm\" data-editable-link=\"http:\/\/academic.brooklyn.cuny.edu\/biology\/bio4fv\/page\/alpha_h.htm?target=_self\" style=\"font-size: 13px;\" target=\"_self\" rel=\"noopener noreferrer\">Alpha helix<\/a>&nbsp;and&nbsp;<a href=\"https:\/\/www.quora.com\/What-is-the-difference-between-an-alpha-helix-and-a-beta-sheet\" data-editable-link=\"https:\/\/www.quora.com\/What-is-the-difference-between-an-alpha-helix-and-a-beta-sheet?target=_self\" style=\"font-size: 13px;\" target=\"_self\" rel=\"noopener noreferrer\">Beta strand<\/a>. &nbsp;All told, more than 7000 naturally occurring peptides have been identified, and they have important roles in human development involving the actions of hormones, neurotransmitters, and growth factors. &nbsp;&nbsp;<\/p>\n<p>&nbsp;See <a href=\"amino_acids\">Amino acids<\/a>, <a href=\"growth_factors\">Growth factors<\/a>, <a href=\"growth_hormone_-or_somatotropin-\">Growth hormone (or somatotropin)<\/a>, <a href=\"peptides\">Peptides<\/a>, <a href=\"protein-folding_problem\">Protein-folding problem<\/a><\/p>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A chain of amino acids with or without a defined secondary structure. &nbsp;A secondary structure consists of segments of polypeptides that form a characteristic pattern that extends in one dimension. &nbsp;The bonding of two or more polypeptides gives rise to proteins, which are then folded into a specific shape for a particular protein. Two example &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/polypeptides\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Polypeptides&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2],"class_list":["post-8791","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-glossary","entry"],"_links":{"self":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/comments?post=8791"}],"version-history":[{"count":0,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8791\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/media?parent=8791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/categories?post=8791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/tags?post=8791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}