Interesting query/observation on Amino Anomalies

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Amino acids, by definition, do not contain phosphate groups, which is a fundamental characteristic of their structure. However, phosphorylated amino acids are significant in analytical biochemistry, metabolism, and cell signaling. The discussion highlights the distinction between amino acids and polymeric compounds with phosphorus-nitrogen backbones, referencing the work of Harry Allcock at Penn State University to illustrate this point.

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Just an interesting observation...there's no Phosphate in amino acids...why?
 
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Because amino acids, by definition, don't contain a phosphate group.

However, phosphorylated amino acids play a role in analytical biochemistry as well as metabolism, cell signaling, and the like.

There are polymeric compounds that have a phosphorus-nitrogen backbone (see, for example, the work of Harry Allcock at Penn State University), but they're not phosphates.
 
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