{"id":10746,"date":"2026-07-10T13:49:17","date_gmt":"2026-07-10T05:49:17","guid":{"rendered":"https:\/\/molchanges.com\/?page_id=10746"},"modified":"2026-07-10T13:49:20","modified_gmt":"2026-07-10T05:49:20","slug":"peptide-calculator","status":"publish","type":"page","link":"https:\/\/molchanges.com\/zh\/peptide-calculator","title":{"rendered":"Peptide Calculator"},"content":{"rendered":"<div class=\"peptide-calc container-fluid pt-wrap\">\n\t\t\t\t\t\t<ul class=\"nav nav-tabs\" id=\"pt-tabs\" role=\"tablist\">\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\" class=\"active\">\n\t\t\t\t\t\t<a href=\"#pt-parameter\" data-tool=\"parameter\" role=\"tab\">\n\t\t\t\t\t\t\tPeptide Property Calculator\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\">\n\t\t\t\t\t\t<a href=\"#pt-content\" data-tool=\"content\" role=\"tab\">\n\t\t\t\t\t\t\tPeptide Content Calculator\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\">\n\t\t\t\t\t\t<a href=\"#pt-screening\" data-tool=\"screening\" role=\"tab\">\n\t\t\t\t\t\t\tPeptide Screening Tools\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\">\n\t\t\t\t\t\t<a href=\"#pt-dna\" data-tool=\"dna\" role=\"tab\">\n\t\t\t\t\t\t\tDNA Translation\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\">\n\t\t\t\t\t\t<a href=\"#pt-synth\" data-tool=\"synth\" role=\"tab\">\n\t\t\t\t\t\t\tSynthesis Difficulty\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\">\n\t\t\t\t\t\t<a href=\"#pt-purify\" data-tool=\"purify\" role=\"tab\">\n\t\t\t\t\t\t\tPurification Difficulty\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t<li role=\"presentation\">\n\t\t\t\t\t\t<a href=\"#pt-impurity\" data-tool=\"impurity\" role=\"tab\">\n\t\t\t\t\t\t\tImpurity Analysis\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t<\/ul>\n\t\t\t\n\t\t\t<div class=\"tab-content pt-panels\">\n\t\t\t\t<div class=\"tab-pane fade active in\" id=\"pt-parameter\" data-panel=\"parameter\"><form class=\"form-horizontal pt-form\" data-tool=\"parameter\" onsubmit=\"return false;\" action=\"\">\n\t<div class=\"form-group\">\n\t\t<label class=\"col-md-10 col-sm-10 col-xs-10 control-label\" style=\"text-align:left\">\n\t\t\tSequence (enter amino acids as single-letter (uppercase) or three-letter codes)\n\t\t<\/label>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-md-10 col-sm-10 col-xs-10 no-padding-left no-padding-right\">\n\t\t\t<input type=\"text\" name=\"amino\" value=\"ACDEFG\" class=\"form-control\" placeholder=\"e.g. ACDEFG or Ala-Cys-Asp-Glu-Phe-Gly\">\n\t\t<\/div>\n\t\t<div class=\"col-md-2 col-sm-2 col-xs-12\">\n\t\t\t<button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button>\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-md-2 col-sm-2 col-xs-3\"><\/div>\n\t\t<div class=\"col-md-6 col-sm-6 col-xs-6\">\n\t\t\t<label class=\"col-md-3 control-label no-padding-left no-padding-right\">Disulfide bonds&nbsp;<\/label>\n\t\t\t<div class=\"col-md-3 no-padding-left\">\n\t\t\t\t<input class=\"form-control\" type=\"text\" name=\"s2\" placeholder=\"Format: 3-8,5-16\">\n\t\t\t<\/div>\n\t\t\t<label class=\"col-md-2 control-label no-padding-right\">Cyclization type&nbsp;<\/label>\n\t\t\t<div class=\"col-md-4 no-padding-left\">\n\t\t\t\t<select name=\"cyclo-type\" class=\"form-control\">\n\t\t\t\t\t<option value=\"-1\" selected>Linear (no cyclization)<\/option>\n\t\t\t\t\t<option value=\"0\">Backbone cyclization<\/option>\n\t\t\t\t\t<option value=\"1\">Side-chain cyclization<\/option>\n\t\t\t\t\t<option value=\"2\">Backbone(N-term)-side-chain(C-term) cyclization<\/option>\n\t\t\t\t\t<option value=\"3\">Side-chain(N-term)-backbone(C-term) cyclization<\/option>\n\t\t\t\t\t<option value=\"4\">Thioether cyclization<\/option>\n\t\t\t\t<\/select>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\n<div class=\"row\">\n\t<div class=\"pt-result col-md-12 hidden\">\n\t\t<div class=\"title\"><h3>Result<\/h3><\/div>\n\t\t<div class=\"body\">\n\t\t\t<div class=\"col-md-12\">\n\t\t\t\t<ul class=\"list-unstyled\">\n\t\t\t\t\t<li class=\"col-md-12 col-sm-12\"><b>Single-letter\uff1a<\/b><span class=\"r-single\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-12 col-sm-12\"><b>Three-letter\uff1a<\/b><span class=\"r-full\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-4 col-sm-6\"><b>Number of amino acids\uff1a<\/b><span class=\"r-count\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-8 col-sm-6\"><b>Molecular formula\uff1a<\/b><span class=\"r-formula\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-4 col-sm-6\"><b>Average MW\uff1a<\/b><span class=\"r-mw\"><\/span>g\/mol<\/li>\n\t\t\t\t\t<li class=\"col-md-8 col-sm-6\"><b>Exact Mass\uff1a<\/b><span class=\"r-em\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-4 col-sm-6\"><b>Isoelectric point (pI)\uff1a<\/b><span class=\"r-pi\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-8 col-sm-6\"><b>Net charge at pH 7.0\uff1a<\/b><span class=\"r-pi7\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-4 col-sm-6\"><b>Average hydrophilicity\uff1a<\/b><span class=\"r-hydro\"><\/span><\/li>\n\t\t\t\t\t<li class=\"col-md-8 col-sm-12\"><b>N content\uff1a<\/b><span class=\"r-npct\"><\/span>%<\/li>\n\t\t\t\t\t<li class=\"col-md-12 col-sm-12\"><b>Solubility 1\uff1a<\/b><span class=\"r-sol1\"><\/span>\n\t\t\t\t\t\t<br><span style=\"color:#666\">( Note: Solubility depends not only on the amino acid sequence but also on the counter-ion of the product. If you encounter solubility problems, please consult our technical staff; we can provide dissolution methods or sequence modifications to improve solubility.)<\/span>\n\t\t\t\t\t<\/li>\n\t\t\t\t\t<li class=\"col-md-12 col-sm-12\"><b>Solubility 2\uff1a<\/b><span class=\"r-sol2\"><\/span><\/li>\n\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t\t<table class=\"table table-bordered\">\n\t\t\t\t<thead><tr><th>Amino acid<\/th><th>Count<\/th><th>Residue MW<\/th><\/tr><\/thead>\n\t\t\t\t<tbody class=\"r-details\"><\/tbody>\n\t\t\t\t<tfoot><tr><td>Total amino acids<\/td><td class=\"r-count2\"><\/td><td><\/td><\/tr><\/tfoot>\n\t\t\t<\/table>\n\t\t\t(pI-related amino acid counts)\n\t\t\t<table class=\"table table-bordered\">\n\t\t\t\t<thead><tr><th>Amino acid<\/th><th>Count<\/th><th>Residue MW<\/th><\/tr><\/thead>\n\t\t\t\t<tbody class=\"r-pi-details\"><\/tbody>\n\t\t\t\t<tfoot><tr><td>Total amino acids<\/td><td class=\"r-pi-count\"><\/td><td><\/td><\/tr><\/tfoot>\n\t\t\t<\/table>\n\t\t\t<div class=\"r-curve\" style=\"width:100%;height:500px\"><\/div>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/div><div class=\"tab-pane fade\" id=\"pt-content\" data-panel=\"content\"><form class=\"form-horizontal pt-form\" data-tool=\"content\" action=\"\">\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-12 control-label\" style=\"text-align:left\">\n\t\t\tSequence (optional; molecular weight and acidic\/basic groups are calculated automatically when entered)\n\t\t<\/label>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-sm-12\">\n\t\t\t<input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG (leave blank to enter manually)\">\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-2 control-label\">Average MW<\/label>\n\t\t<div class=\"col-sm-2\"><input type=\"text\" name=\"mw\" class=\"form-control\" placeholder=\"MW\"><\/div>\n\t\t<label class=\"col-sm-1 control-label\">Acidic groups<\/label>\n\t\t<div class=\"col-sm-1\"><input type=\"number\" name=\"acidCount\" class=\"form-control\" value=\"0\"><\/div>\n\t\t<label class=\"col-sm-1 control-label\">Basic groups<\/label>\n\t\t<div class=\"col-sm-1\"><input type=\"number\" name=\"baseCount\" class=\"form-control\" value=\"0\"><\/div>\n\t\t<label class=\"col-sm-1 control-label\">Purity %<\/label>\n\t\t<div class=\"col-sm-2\"><input type=\"text\" name=\"purity\" class=\"form-control\" value=\"100\" placeholder=\"0-100\"><\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-2 control-label\">Salt type<\/label>\n\t\t<div class=\"col-sm-4\">\n\t\t\t<select name=\"saltId\" class=\"form-control\">\n\t\t\t\t<option value=\"0\">Please select<\/option>\n\t\t\t\t<option value=\"1\">Trifluoroacetate (TFA)<\/option>\n\t\t\t\t<option value=\"2\">Acetate (HAc)<\/option>\n\t\t\t\t<option value=\"3\">Hydrochloride (HCl)<\/option>\n\t\t\t\t<option value=\"4\">Ammonium acetate (AA)<\/option>\n\t\t\t\t<option value=\"5\">Sodium salt (Na)<\/option>\n\t\t\t<\/select>\n\t\t<\/div>\n\t\t<div class=\"col-sm-2 col-sm-offset-4\">\n\t\t\t<button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button>\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\n<div class=\"pt-result hidden\">\n\t<div class=\"page-header\"><h4>Result<\/h4><\/div>\n\t<ul class=\"list-unstyled row\">\n\t\t<li class=\"col-sm-4\"><b>Average MW:<\/b> <span class=\"r-mw\"><\/span>g\/mol<\/li>\n\t\t<li class=\"col-sm-4\"><b>Acidic groups:<\/b> <span class=\"r-acid\"><\/span><\/li>\n\t\t<li class=\"col-sm-4\"><b>Basic groups:<\/b> <span class=\"r-base\"><\/span><\/li>\n\t\t<li class=\"col-sm-4\"><b>Theoretical peptide content:<\/b> <span class=\"r-y\"><\/span><\/li>\n\t\t<li class=\"col-sm-4\"><b>Target peptide content:<\/b> <span class=\"r-last\"><\/span><\/li>\n\t<\/ul>\n<\/div>\n<\/div><div class=\"tab-pane fade\" id=\"pt-screening\" data-panel=\"screening\"><div class=\"pt-subwrap\">\n\t<ul class=\"nav nav-tabs pt-subtabs\" role=\"tablist\">\n\t\t<li class=\"active\"><a href=\"#screening-1\" data-id=\"1\">Antisense Peptide Library<\/a><\/li>\n\t\t<li><a href=\"#screening-2\" data-id=\"2\">Multi-site Scanning Random Peptide Matrix<\/a><\/li>\n\t\t<li><a href=\"#screening-3\" data-id=\"3\">Overlapping Peptide Matrix<\/a><\/li>\n\t\t<li><a href=\"#screening-4\" data-id=\"4\">Truncation Peptide Matrix<\/a><\/li>\n\t\t<li><a href=\"#screening-5\" data-id=\"5\">Alanine Scan Matrix<\/a><\/li>\n\t\t<li><a href=\"#screening-6\" data-id=\"6\">Scrambled Peptide Matrix<\/a><\/li>\n\t\t<li><a href=\"#screening-7\" data-id=\"7\">Single-site Scanning Matrix<\/a><\/li>\n\t\t<li><a href=\"#screening-8\" data-id=\"8\">T-cell Truncation Library Matrix<\/a><\/li>\n\t<\/ul>\n\t<div class=\"tab-content pt-subcontent\">\n\n\t<div id=\"screening-1\" class=\"pt-subpane active in\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"1\">\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-12 control-label\" style=\"text-align:left\">Design an antisense peptide library from a protein\/peptide sequence (N-term to C-term)<\/label>\n\t\t\t<\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<div class=\"col-sm-10\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"11\">\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-12 control-label\" style=\"text-align:left\">Design antisense peptides from a DNA sequence (5' to 3')<\/label>\n\t\t\t<\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<div class=\"col-sm-10\"><input type=\"text\" name=\"dna\" class=\"form-control\" placeholder=\"e.g. ATGTGTGAT (length must be a multiple of 3)\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-2\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"2\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\"><div class=\"col-sm-12\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-2 control-label\">Scan positions<\/label>\n\t\t\t\t<div class=\"col-sm-8\"><input type=\"text\" name=\"location\" class=\"form-control\" placeholder=\"Format: 1(A\\C\\D\\E\\F\\G\\H),3,5\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-3\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"3\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\"><div class=\"col-sm-12\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFGHI\"><\/div><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-2 control-label\">Target peptide length<\/label>\n\t\t\t\t<div class=\"col-sm-2\"><input type=\"number\" name=\"n\" class=\"form-control\" value=\"6\"><\/div>\n\t\t\t\t<label class=\"col-sm-2 control-label\">Step \/ offset<\/label>\n\t\t\t\t<div class=\"col-sm-2\"><input type=\"number\" name=\"m\" class=\"form-control\" value=\"6\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-4\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"4\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\"><div class=\"col-sm-12\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFGH\"><\/div><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-2 control-label\">N-term truncations<\/label>\n\t\t\t\t<div class=\"col-sm-2\"><input type=\"number\" name=\"a1\" class=\"form-control\" value=\"0\"><\/div>\n\t\t\t\t<label class=\"col-sm-2 control-label\">C-term truncations<\/label>\n\t\t\t\t<div class=\"col-sm-2\"><input type=\"number\" name=\"b1\" class=\"form-control\" value=\"0\"><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-2 control-label\">Minimum target peptide length<\/label>\n\t\t\t\t<div class=\"col-sm-2\"><input type=\"number\" name=\"dest_length\" class=\"form-control\" value=\"6\"><\/div>\n\t\t\t\t<div class=\"col-sm-2 col-sm-offset-6\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-5\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"5\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<div class=\"col-sm-10\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-6\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"6\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\"><div class=\"col-sm-12\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-2 control-label\">Scramble positions<\/label>\n\t\t\t\t<div class=\"col-sm-8\"><input type=\"text\" name=\"location\" class=\"form-control\" placeholder=\"Format: 1,3,5\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-7\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"7\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\"><div class=\"col-sm-12\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-2 control-label\">Scan positions<\/label>\n\t\t\t\t<div class=\"col-sm-8\"><input type=\"text\" name=\"location\" class=\"form-control\" placeholder=\"Format: 1(A\\C\\D\\E\\F\\G\\H),3,5\"><\/div>\n\t\t\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<div id=\"screening-8\" class=\"pt-subpane\">\n\t\t<form class=\"form-horizontal pt-form\" data-tool=\"screening\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"type\" value=\"8\">\n\t\t\t<div class=\"form-group\"><label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter)<\/label><\/div>\n\t\t\t<div class=\"form-group\"><div class=\"col-sm-12\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFGHIKLMN\"><\/div><\/div>\n\t\t\t<div class=\"form-group\">\n\t\t\t\t<label class=\"col-sm-3 control-label\">Target peptide length (10-25)<\/label>\n\t\t\t\t<div class=\"col-sm-2\"><input type=\"number\" name=\"dest-length\" class=\"form-control\" value=\"10\" min=\"10\" max=\"25\"><\/div>\n\t\t\t\t<div class=\"col-sm-2 col-sm-offset-5\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\t\t<div class=\"pt-result hidden\"><div class=\"page-header\"><h4>Result<\/h4><\/div><div class=\"r-screening\"><\/div><\/div>\n\t<\/div>\n\n\t<\/div>\n<\/div>\n<\/div><div class=\"tab-pane fade\" id=\"pt-dna\" data-panel=\"dna\"><form class=\"form-horizontal pt-form\" data-tool=\"dna\" action=\"\">\n\t<div class=\"form-group\">\n\t\t<div class=\"col-sm-10\">\n\t\t\t<div class=\"input-group\">\n\t\t\t\t<span class=\"input-group-addon\">5'<\/span>\n\t\t\t\t<input type=\"text\" name=\"dna\" class=\"form-control\" placeholder=\"e.g. ATGGCCTGTGACGAGTTTGGC\">\n\t\t\t\t<span class=\"input-group-addon\">3'<\/span>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Translate<\/button><\/div>\n\t<\/div>\n\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\n<div class=\"pt-result hidden\">\n\t<div class=\"page-header\"><h4>Translation result<\/h4><\/div>\n\t<div class=\"r-frames\"><\/div>\n<\/div>\n\n<div class=\"pt-note\">\n\t1. Enter a DNA or RNA sequence. The left end is 5', the right end is 3'.<br>\n\t2. The software translates from the 5' end starting at base 1 to get 5'-3' frame 1; from base 2 to get 5'-3' frame 2; from base 3 to get 5'-3' frame 3; from the 3' end starting at base 1 to get 3'-5' frame 1; from base 2 to get 3'-5' frame 2; from base 3 to get 3'-5' frame 3.<br>\n\t3. If a translated sequence contains *, the * denotes a stop codon.\n<\/div>\n<\/div><div class=\"tab-pane fade\" id=\"pt-synth\" data-panel=\"synth\"><form class=\"form-horizontal pt-form\" data-tool=\"synth\" action=\"\">\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter separated by -)<\/label>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-sm-10\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFGHIK\"><\/div>\n\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Predict difficulty<\/button><\/div>\n\t<\/div>\n\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\n<div class=\"pt-result hidden\">\n\t<div class=\"page-header\"><h4>Synthesis difficulty (predicted reference)<\/h4><\/div>\n\t<p class=\"text-muted\" style=\"font-size:12px\">\n\t\tGrade: <span style=\"color:#00A000\">Very easy (&le;0.8)<\/span>\n\t\t<span style=\"color:#BDB100\">Easy (0.8-1.0)<\/span>\n\t\t<span style=\"color:#F709F7\">Difficult (1.0-1.2)<\/span>\n\t\t<span style=\"color:#FF0000\">Fairly difficult (1.2-1.5)<\/span>\n\t\t<span style=\"color:#E61A1A\">Very difficult (&gt;1.5)<\/span>\n\t<\/p>\n\t<div class=\"r-synth\" style=\"height:500px\"><\/div>\n<\/div>\n<\/div><div class=\"tab-pane fade\" id=\"pt-purify\" data-panel=\"purify\"><form class=\"form-horizontal pt-form\" data-tool=\"purify\" action=\"\">\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (single-letter uppercase, or three-letter separated by -)<\/label>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-sm-10\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div>\n\t\t<div class=\"col-sm-2\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Predict difficulty<\/button><\/div>\n\t<\/div>\n\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\n<div class=\"pt-result hidden\">\n\t<div class=\"page-header\"><h4>Purification difficulty (predicted reference)<\/h4><\/div>\n\t<div class=\"r-purify\"><\/div>\n<\/div>\n<\/div><div class=\"tab-pane fade\" id=\"pt-impurity\" data-panel=\"impurity\"><form class=\"form-horizontal pt-form pt-impurity-form\" data-tool=\"impurity\" action=\"\">\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-12 control-label\" style=\"text-align:left\">Sequence (N-term to C-term, single-letter uppercase or three-letter)<\/label>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-sm-1\"><p class=\"form-control-static\">N-term-<\/p><\/div>\n\t\t<div class=\"col-sm-9\"><input type=\"text\" name=\"amino\" class=\"form-control\" placeholder=\"e.g. ACDEFG\"><\/div>\n\t\t<div class=\"col-sm-1\"><p class=\"form-control-static\">-C-term<\/p><\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-2 control-label\">Disulfide bonds<\/label>\n\t\t<div class=\"col-sm-4\"><input type=\"text\" name=\"s2\" class=\"form-control\" placeholder=\"Format: 3-8,5-16\"><\/div>\n\t\t<label class=\"col-sm-2 control-label\">Solid-phase resin type<\/label>\n\t\t<div class=\"col-sm-4\">\n\t\t\t<select name=\"carrier_type\" class=\"form-control\">\n\t\t\t\t<option value=\"0\">Please select<\/option>\n\t\t\t\t<option value=\"1\">Wang resin<\/option>\n\t\t\t\t<option value=\"2\">CTC resin<\/option>\n\t\t\t\t<option value=\"3\">MBHA resin<\/option>\n\t\t\t\t<option value=\"4\">AM resin<\/option>\n\t\t\t<\/select>\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-2 control-label\">Synthesis method<\/label>\n\t\t<div class=\"col-sm-4\">\n\t\t\t<label class=\"radio-inline\"><input type=\"radio\" name=\"synthetic_method\" value=\"0\"> Boc method<\/label>\n\t\t\t<label class=\"radio-inline\"><input type=\"radio\" name=\"synthetic_method\" value=\"1\" checked> Fmoc method<\/label>\n\t\t<\/div>\n\t\t<label class=\"col-sm-2 control-label\">Mass spec<\/label>\n\t\t<div class=\"col-sm-4\">\n\t\t\t<label class=\"radio-inline\"><input type=\"radio\" name=\"n\" value=\"0.3\"> High resolution<\/label>\n\t\t\t<label class=\"radio-inline\"><input type=\"radio\" name=\"n\" value=\"1\" checked> Low resolution<\/label>\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-2 control-label\">Impurity MW<\/label>\n\t\t<div class=\"col-sm-10\"><input type=\"text\" name=\"impurity_weight\" class=\"form-control\" placeholder=\"Enter multiple values separated by commas\"><\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<label class=\"col-sm-2 control-label\">Acetic anhydride capping performed?<\/label>\n\t\t<div class=\"col-sm-3\">\n\t\t\t<label class=\"radio-inline\"><input type=\"radio\" name=\"has_operate\" value=\"1\"> Yes<\/label>\n\t\t\t<label class=\"radio-inline\"><input type=\"radio\" name=\"has_operate\" value=\"0\" checked> No<\/label>\n\t\t<\/div>\n\t\t<label class=\"col-sm-2 control-label hidden pt-operate-label\">Capping position<\/label>\n\t\t<div class=\"col-sm-3 hidden pt-operate-wrap\">\n\t\t\t<input type=\"text\" name=\"operate_location\" class=\"form-control\" placeholder=\"e.g. 3 or 3,5\">\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"form-group\">\n\t\t<div class=\"col-sm-2 col-sm-offset-10\"><button type=\"submit\" class=\"btn btn-primary btn-block\">Calculate<\/button><\/div>\n\t<\/div>\n\t<div class=\"alert alert-danger pt-msg hidden\" role=\"alert\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"zh\"\/><\/form>\n\n<div class=\"pt-result hidden\">\n\t<div class=\"page-header\"><h4>Result<\/h4><\/div>\n\t<p><b>Sequence info:<\/b><span class=\"r-location\"><\/span><\/p>\n\t<div class=\"r-impurity\"><\/div>\n<\/div>\n\n<div class=\"pt-note\">\n\t1. This software is intended only for impurity analysis of linear peptides and sequences with common modifications.<br>\n\t2. To use it, enter the peptide sequence, solid-phase resin type, synthesis method, whether acetic anhydride capping was performed, and related information.<br>\n\t3. If capping was performed, enter which amino acid coupling step the capping was applied to. For example, for the sequence Ala1-Cys2-Asp3-..., if capping was performed when coupling Asp, enter 3; for multiple positions, separate them with commas.<br>\n\t4. For sequences containing side chains, the main chain is assumed to be coupled first followed by the side chains, and capping impurity analysis is not performed on the side chains.<br>\n\t5. Then enter the average molecular weight of the target impurity (multiple values allowed) and select whether the MS instrument is high-resolution or low-resolution; the software automatically analyzes the cause of impurity formation.<br>\n\t6. Selecting high-resolution mass spec gives a smaller MS error range and more precise results.<br>\n\t7. For the impurities identified, researchers should confirm again the likelihood of their formation.<br>\n\t8. If the software identifies multiple possible impurity causes, researchers should judge again based on the actual situation.\n<\/div>\n\n<\/div>\t\t\t<\/div>\n\t\t\t<p class=\"pt-note\">Note: All calculations run on this server. No third-party API is called and your sequence data is never sent to any third party. Synthesis\/purification difficulty, impurity analysis and screening matrices are predicted reference values, for R&amp;D reference only.<\/p>\n\t\t<\/div>\n\t\t\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-10746","page","type-page","status-publish","hentry"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/pages\/10746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/comments?post=10746"}],"version-history":[{"count":1,"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/pages\/10746\/revisions"}],"predecessor-version":[{"id":10747,"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/pages\/10746\/revisions\/10747"}],"wp:attachment":[{"href":"https:\/\/molchanges.com\/zh\/wp-json\/wp\/v2\/media?parent=10746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}