{"id":34,"date":"2011-11-01T14:17:36","date_gmt":"2011-11-01T18:17:36","guid":{"rendered":"http:\/\/www.lifetein.com\/blog\/?page_id=34"},"modified":"2024-05-15T15:51:08","modified_gmt":"2024-05-15T19:51:08","slug":"peptide-antigen-design","status":"publish","type":"page","link":"https:\/\/www.lifetein.com\/blog\/peptide-antigen-design\/","title":{"rendered":"How to Do Peptide Antigen Design?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Please click here for the full article: Peptide Antigen Design: Best Practices:\u00a0<a href=\"https:\/\/www.lifetein.com\/peptide-antigen-design.html\" target=\"_blank\" rel=\"noopener\" title=\"Peptide Antigen Design\">https:\/\/www.lifetein.com\/peptide-antigen-design.html<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Homology Considerations:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Two basic strategies can be used to address peptide antigen design. Both approaches should be considered when analyzing the protein sequence.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>A unique sequence or region should be selected to ensure the specificity of the target protein.<\/li>\n\n\n\n<li>A homologous sequence should be chosen so that a single antibody can recognize multiple proteins.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Epitope Selection:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Continuous Epitopes, Discontinuous Epitopes:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.lifetein.com\/blog\/peptide-antigen-design\/continuous-epitope\/\" rel=\"attachment wp-att-35\"><img decoding=\"async\" width=\"300\" height=\"204\" src=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Continuous-epitope-300x204.png\" alt=\"Peptide Antigen Design for Antibody Services\" class=\"wp-image-35\" srcset=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Continuous-epitope-300x204.png 300w, https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Continuous-epitope.png 362w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><figcaption class=\"wp-element-caption\">Peptide Antigen Design<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Targeting the N-terminus or C-terminus:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.lifetein.com\/blog\/peptide-antigen-design\/peptide_design_strategy\/\" rel=\"attachment wp-att-36\"><img decoding=\"async\" width=\"210\" height=\"300\" src=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Peptide_Design_Strategy-210x300.png\" alt=\"Peptide Antigen Design Strategies\" class=\"wp-image-36\" srcset=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Peptide_Design_Strategy-210x300.png 210w, https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Peptide_Design_Strategy.png 339w\" sizes=\"(max-width: 210px) 100vw, 210px\" \/><\/a><figcaption class=\"wp-element-caption\">Peptide Antigen Design Sequence Selection Guideline<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sequence Length:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Peptide Purity:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Peptide Solubility<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.lifetein.com\/blog\/peptide-antigen-design\/hydrophobicity-and-hydrophilicity\/\" rel=\"attachment wp-att-37\"><img decoding=\"async\" width=\"300\" height=\"96\" src=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Hydrophobicity-and-hydrophilicity-300x96.png\" alt=\"Hydrophobicity and hydrophilicity example of a sequence\" class=\"wp-image-37\" srcset=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Hydrophobicity-and-hydrophilicity-300x96.png 300w, https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Hydrophobicity-and-hydrophilicity.png 435w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><figcaption class=\"wp-element-caption\">Hydrophobicity and Hydrophilicity Example of a Peptide<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>Amino acid classifications<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Hydrophobic (non-polar) amino acids: Ala, Ile, Leu, Met, Phe, Trp, Val<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Uncharged (polar) amino acids: Asn, Cys, Gly, Gln, Pro, Ser, Thr, Tyr<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Acidic (polar) amino acids: Asp, Glu<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Basic (polar) amino acids: His, Lys, Arg<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Difficult Amino Acids<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Carrier Protein Coupling Considerations:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Common carrier proteins used for antibody production:<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/lifetein.com\/Peptide_Modifications_Carrier_Proteins.html\" rel=\"noopener\"><img decoding=\"async\" src=\"https:\/\/lifetein.com\/images\/Carrier_Protein.gif\" alt=\"Carrier protein KLH or BSA for antibody generation\"\/><\/a><figcaption class=\"wp-element-caption\">Carrier Protein for Antibody Generation<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Multiple antigenic peptides (MAPs)<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><img decoding=\"async\" src=\"https:\/\/lifetein.com\/images\/multiple-antigenic-peptides-SPPS.png\" alt=\"MAPs Antigen\"\/><figcaption class=\"wp-element-caption\">Multiple Antigenic Peptides<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Peptide Modifications<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A. N-terminal amino group<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B. C-terminal carboxyl group<br \/>C. alpha-Amino group on lysine<br \/>D. Hydroxyl group on serine, threonine, and tyrosine<br \/>E. Guanidine group on arginine<br \/>F. Thiol group on cysteine<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.lifetein.com\/blog\/peptide-antigen-design\/peptide-modification-sites\/\" rel=\"attachment wp-att-38\"><img decoding=\"async\" width=\"300\" height=\"174\" src=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Peptide-Modification-Sites-300x174.png\" alt=\"Peptide Modification Sites\" class=\"wp-image-38\" srcset=\"https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Peptide-Modification-Sites-300x174.png 300w, https:\/\/www.lifetein.com\/blog\/wp-content\/uploads\/2011\/11\/Peptide-Modification-Sites.png 496w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><figcaption class=\"wp-element-caption\">Peptide Modification Sites<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Please click here for the full article: Peptide Antigen Design: Best Practices:\u00a0https:\/\/www.lifetein.com\/peptide-antigen-design.html Homology Considerations: Two basic strategies can be used to address peptide antigen design. Both approaches should be considered when analyzing the protein sequence. Epitope Selection: Continuous Epitopes, Discontinuous &hellip; <a href=\"https:\/\/www.lifetein.com\/blog\/peptide-antigen-design\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":35,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"sidebar-page.php","meta":{"_crdt_document":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-34","page","type-page","status-publish","has-post-thumbnail","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/pages\/34","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/comments?post=34"}],"version-history":[{"count":0,"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/pages\/34\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/media\/35"}],"wp:attachment":[{"href":"https:\/\/www.lifetein.com\/blog\/wp-json\/wp\/v2\/media?parent=34"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}