Isopeptide bond: Difference between revisions

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<Structure load='' size='350' frame='true' align='right' caption='' scene='56/560856/Isopeptide_bond/4' />
<Structure load='' size='350' frame='true' align='right' caption='' scene='56/560856/Isopeptide_bond/4' />


An ''isopeptide bond'' is an amide bond between the sidechain of one [[amino acid]] and the sidechain or main chain terminus of another amino acid. Isopeptide bonds make a covalent link between polypeptide backbones. This is in contrast to the much more common [[Peptide bond|peptide (''eupeptide'') bonds]] between amino acid main chain atoms that form the polypeptide backbones of proteins. Isopepide bonds are rare. [[Disulfide bonds]] are a much more common form of covalent linkage between polypeptide chains.
An ''isopeptide bond'' is an amide bond between the sidechain of one [[amino acid]] and the sidechain or main chain terminus of another amino acid.
[[Image:Isopeptide-bond.jpg|300px]]
 
Isopeptide bonds make a covalent link between polypeptide backbones. This is in contrast to the much more common [[Peptide bond|peptide (''eupeptide'') bonds]] between amino acid main chain atoms that form the polypeptide backbones of proteins. Isopepide bonds are rare. [[Disulfide bonds]] are a much more common form of covalent linkage between polypeptide chains.


For more, please see [http://en.wikipedia.org/wiki/Isopeptide_bond Isopeptide bond in Wikipedia].
For more, please see [http://en.wikipedia.org/wiki/Isopeptide_bond Isopeptide bond in Wikipedia].