Amino acids: Difference between revisions
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[[ | [[Single letter amino acid codes|Amino acids]] are the building blocks of [[proteins|proteins]]. There are 20 naturally occurring amino acids. Amino acids exist in [[proteins|proteins]] as [[L-optical isomers|L-optical isomers]], however they can extist as [[D-isomers|D-isomers]] in isolated examples. E.g. some [[bacteria|bacterial]] cell walls contain D-isomers. | ||
Revision as of 11:20, 2 November 2010
Amino acids are the building blocks of proteins. There are 20 naturally occurring amino acids. Amino acids exist in proteins as L-optical isomers, however they can extist as D-isomers in isolated examples. E.g. some bacterial cell walls contain D-isomers.