{"id":1542,"date":"2017-04-08T16:48:37","date_gmt":"2017-04-08T14:48:37","guid":{"rendered":"https:\/\/wissen.science-and-fun.de\/chemistry\/?p=1542"},"modified":"2017-04-29T08:26:23","modified_gmt":"2017-04-29T06:26:23","slug":"glutamic-acid-glu-e","status":"publish","type":"post","link":"https:\/\/wissen.science-and-fun.de\/chemistry\/2017\/04\/08\/glutamic-acid-glu-e\/","title":{"rendered":"Glutamic acid (Glu, E)"},"content":{"rendered":"<h3>NMR-Data [1] of glutamic acid:<\/h3>\n<table border=\"1\">\n<tbody>\n<tr>\n<th rowspan=\"15\">\u00a0<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-6085\" src=\"https:\/\/i0.wp.com\/wissen.science-and-fun.de\/wp-content\/uploads\/2014\/01\/glutaminsaeure.png?resize=171%2C101&#038;ssl=1\" alt=\"Glutaminsaeure\" width=\"171\" height=\"101\" \/><\/th>\n<th rowspan=\"2\" valign=\"top\">Atom<\/th>\n<th rowspan=\"2\" valign=\"top\">Atomtyp<\/th>\n<th colspan=\"3\">chemical shift\u00a0[ppm]<sup>1<\/sup><\/th>\n<th rowspan=\"2\">Random Coil<br \/>\nchem. shift\u00a0<sup>3<\/sup><\/th>\n<th rowspan=\"2\">Random Coil<br \/>\nchem. shift<sup>4<\/sup><\/th>\n<\/tr>\n<tr>\n<td><strong>Mittelwert<\/strong><\/td>\n<td><strong>Standardabweichung<\/strong><\/td>\n<td><strong>Datenbasis<sup>2<\/sup><\/strong><\/td>\n<\/tr>\n<tr>\n<td>H<\/td>\n<td>H<\/td>\n<td>\u00a08.332<\/td>\n<td>\u00a00.687<\/td>\n<td>62155<\/td>\n<td>\u00a08.42<\/td>\n<td>\u00a08.34<\/td>\n<\/tr>\n<tr>\n<td>H\u03b1<\/td>\n<td>H<\/td>\n<td>\u00a04.247<\/td>\n<td>\u00a00.437<\/td>\n<td>47447<\/td>\n<td>\u00a04.35<\/td>\n<td>\u00a04.64<\/td>\n<\/tr>\n<tr>\n<td>H\u03b22<\/td>\n<td>H<\/td>\n<td>\u00a02.019<\/td>\n<td>\u00a00.224<\/td>\n<td>43261<\/td>\n<td>\u00a02.06<\/td>\n<td>\u00a02.06<\/td>\n<\/tr>\n<tr>\n<td>H\u03b23<\/td>\n<td>H<\/td>\n<td>\u00a01.994<\/td>\n<td>\u00a00.232<\/td>\n<td>40587<\/td>\n<td>\u00a01.96<\/td>\n<td>\u00a01.90<\/td>\n<\/tr>\n<tr>\n<td>H\u03b32<\/td>\n<td>H<\/td>\n<td>\u00a02.265<\/td>\n<td>\u00a00.224<\/td>\n<td>40309<\/td>\n<td>\u00a02.31<\/td>\n<td>\u00a02.31<\/td>\n<\/tr>\n<tr>\n<td>H\u03b33<\/td>\n<td>H<\/td>\n<td>\u00a02.244<\/td>\n<td>\u00a00.228<\/td>\n<td>37364<\/td>\n<td>\u00a02.31<\/td>\n<td>\u00a02.31<\/td>\n<\/tr>\n<tr>\n<td>H\u03b52<\/td>\n<td>H<\/td>\n<td>\u00a07.171<\/td>\n<td>\u00a03.299<\/td>\n<td>\u00a05<\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>C<\/td>\n<td>C<\/td>\n<td>\u00a0176.817<\/td>\n<td>\u00a03.992<\/td>\n<td>40322<\/td>\n<td>\u00a0176.6<\/td>\n<td>\u00a0174.9<\/td>\n<\/tr>\n<tr>\n<td>C\u03b1<\/td>\n<td>C<\/td>\n<td>\u00a057.322<\/td>\n<td>\u00a02.175<\/td>\n<td>54861<\/td>\n<td>\u00a056.6<\/td>\n<td>\u00a054.2<\/td>\n<\/tr>\n<tr>\n<td>C\u03b2<\/td>\n<td>C<\/td>\n<td>\u00a030.027<\/td>\n<td>\u00a02.138<\/td>\n<td>51286<\/td>\n<td>\u00a029.9<\/td>\n<td>\u00a029.2<\/td>\n<\/tr>\n<tr>\n<td>C\u03b3<\/td>\n<td>C<\/td>\n<td>\u00a036.116<\/td>\n<td>\u00a01.784<\/td>\n<td>35173<\/td>\n<td>\u00a035.6<\/td>\n<td>\u00a035.0<\/td>\n<\/tr>\n<tr>\n<td>C\u03b4<\/td>\n<td>C<\/td>\n<td>\u00a0181.333<\/td>\n<td>\u00a011.754<\/td>\n<td>751<\/td>\n<td>\u00a0183.4<\/td>\n<td>\u00a0183.0<\/td>\n<\/tr>\n<tr>\n<td>N<\/td>\n<td>N<\/td>\n<td>\u00a0120.672<\/td>\n<td>\u00a04.382<\/td>\n<td>59032<\/td>\n<td>\u00a0120.2<\/td>\n<td>\u00a0121.7<\/td>\n<\/tr>\n<tr>\n<th>proportion of proteines<\/th>\n<th colspan=\"2\">pK<sub>2<\/sub> COOH<\/th>\n<th>pK<sub>1<\/sub>COOH<\/th>\n<th colspan=\"2\">isoelectrical<br \/>\npoint<\/th>\n<th>pK<sub>1<\/sub>NH<sub>2<\/sub><\/th>\n<th>pK<sub>2<\/sub>NH<sub>2<\/sub><\/th>\n<\/tr>\n<tr>\n<td>\u00a06.2%<\/td>\n<td colspan=\"2\">\u00a04.25<\/td>\n<td>\u00a02.19<\/td>\n<td colspan=\"2\">\u00a03.22<\/td>\n<td>\u00a09.67<\/td>\n<td>\u00a0&#8211;<\/td>\n<\/tr>\n<tr>\n<th>CAS- Number<\/th>\n<th colspan=\"2\">molare mass<\/th>\n<th>formula<\/th>\n<th colspan=\"2\">density<\/th>\n<th>melting point<\/th>\n<th>solubility<\/th>\n<\/tr>\n<tr>\n<td>\n<ul>\n<li>56-86-0 (<small>L<\/small>-Enantiomer)<\/li>\n<li>6893-26-1 (<small>D<\/small>-Enantiomer)<\/li>\n<li>617-65-2 (<small>DL<\/small>-glutamic acid)<\/li>\n<\/ul>\n<\/td>\n<td colspan=\"2\">\u00a0147,13\u00a0g\u00b7mol<sup>\u22121<\/sup><\/td>\n<td>\u00a0C<sub>5<\/sub>H<sub>9<\/sub>NO<sub>4<\/sub><\/td>\n<td colspan=\"2\">\u00a01,54 g\u00b7cm<sup>\u22123<\/sup>\u00a0(20 \u00b0C)<\/td>\n<td>\u00a0160\u00a0\u00b0C<\/td>\n<td>\n<ul>\n<li>bad in water\u00a0(11,1 g\u00b7l<sup>\u22121<\/sup>bei\u00a025\u00a0\u00b0C)<sup id=\"cite_ref-GESTIS_1-4\"><a href=\"http:\/\/de.wikipedia.org\/wiki\/Glutamins%C3%A4ure#cite_note-GESTIS-1\"><br \/>\n<\/a><\/sup><\/li>\n<li>bad in ethanol, not in\u00a0Diethylether, acetone<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<p><sup>1<\/sup> Depending on the type of atom it was <sup>1<\/sup>H, <sup>13<\/sup>C or <sup>15<\/sup>N chemical shift. <sup>1<\/sup>H und <sup>13<\/sup>C relative to TMS and <sup>15<\/sup>N relative to liquid ammonia<\/p>\n<p><sup>2<\/sup> Number of individual chemical shift data for averaging according to [2]<\/p>\n<p><sup>3<\/sup> with Alanine as neighborhood in the hexapeptide Gly-Gly-X-Ala-Gly-Gly [3]<\/p>\n<p><sup>4<\/sup> with Proline as neighborhood in the hexapeptide Gly-Gly-X-Pro-Gly-Gly [3]<\/p>\n<hr>\n<h3>3D- Modell<\/h3>\n<div style=\"height: 400px; width: 400px; border-style: solid; position: relative;\" class='viewer_3Dmoljs' data-href='https:\/\/wissen.science-and-fun.de\/molekel\/glutaminsaeure.sdf' data-backgroundcolor='0xffffff' data-style='stick' data-typ='sdf'><\/div>\n<p><\/p>\n<p>sources:<\/p>\n<p>[1] &#8220;BioMagResBank&#8221;, Eldon L. Ulrich; Hideo Akutsu; Jurgen F. Doreleijers; Yoko Harano; Yannis E. Ioannidis; Jundong Lin; Miron Livny; Steve Mading; Dimitri Maziuk; Zachary Miller; Eiichi Nakatani; Christopher F. Schulte; David E. Tolmie; R. Kent Wenger; Hongyang Yao; John L. Markley; Nucleic Acids Research 36, D402-D408 (2008) doi: 10.1093\/nar\/gkm957<\/p>\n<p>[2] http:\/\/www.bmrb.wisc.edu\/ last visit march 2017<\/p>\n<p>[3] David S. Wishart, Colin G. Bigam, Arne Holm, Robert S. Hodges, Brian D. Sykes; Journal of Biomolecular NMR<br \/>\nJanuary 1995, Volume 5, Issue 1, pp 67-81 doi:10.1007\/BF00227471<\/p>\n<p>[4] Wikipedia\u00a0http:\/\/de.wikipedia.org\/wiki\/Aminos%C3%A4uren (last visit january 2014)<\/p>\n<p>[5] Wikipedia http:\/\/de.wikipedia.org\/wiki\/Asparagin\u00a0(last visit january 2014)<\/p>\n<p>3D Mol: Nicholas Rego and David Koes<br \/>\n3Dmol.js: molecular visualization with WebGL<br \/>\nBioinformatics (2015) 31 (8): 1322-1324 doi:10.1093\/bioinformatics\/btu829<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NMR-Data [1] of glutamic acid: \u00a0 Atom Atomtyp chemical shift\u00a0[ppm]1 Random Coil chem. shift\u00a03 Random Coil chem. shift4 Mittelwert Standardabweichung Datenbasis2 H H \u00a08.332 \u00a00.687 62155 \u00a08.42 \u00a08.34 H\u03b1 H \u00a04.247 \u00a00.437 47447 \u00a04.35 \u00a04.64 H\u03b22 H \u00a02.019 \u00a00.224 43261 \u00a02.06 \u00a02.06 H\u03b23 H \u00a01.994 \u00a00.232 40587 \u00a01.96 \u00a01.90 H\u03b32 H \u00a02.265 \u00a00.224 40309 \u00a02.31 &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/wissen.science-and-fun.de\/chemistry\/2017\/04\/08\/glutamic-acid-glu-e\/\">Continue reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wprm-recipe-roundup-name":"","wprm-recipe-roundup-description":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[5,4],"tags":[98,105,99],"class_list":["post-1542","post","type-post","status-publish","format-standard","hentry","category-nmr","category-spectroscopy","tag-bio-nmr","tag-glutamic-acid","tag-nmr","item-wrap"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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