| Revision as of 08:21, 19 October 2016 editMusikBot (talk | contribs)Edit filter helpers, Bots, Mass message senders209,307 editsm Removing protection templates from unprotected page← Previous edit | Latest revision as of 21:15, 19 January 2022 edit undoChristian75 (talk | contribs)Extended confirmed users, New page reviewers, Pending changes reviewers, Rollbackers114,675 edits {{R with history}} | ||
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| Amino acids are chiral compounds that are present in living organisms as free compounds or as polymers such as peptides or proteins. The 20 L-Amino acids present in proteins and peptides are defined as ]. About 500 amino acids are known and have been classified in many ways base on their chemical/physical properties <ref>{{cite journal |title = New Naturally Occurring Amino Acids|vauthors = Wagner I, Musso H|doi = 10.1002/anie.198308161|journal = ]|volume = 22|issue = 11|pages = 816–28|date = November 1983}}{{Closed access}}</ref>. | |||
| All α-amino acids (AA) but glycine exist in either of the two enantiomers, which are mirror images of each other (the so called D- and L-enantiomers). | |||
| ==References== | |||
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