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Imino acid


noun, plural: imino acids

A molecule with both imine (>C=NH) and carboxylic (-COOH) functional groups attached to the same carbon atom.


Amino acids containing a secondary amine group are sometimes named imino acids, for example proline.

See also: amino acid.

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Re: how to memorize the amino acid

... pepsine, leucine etc.; with three exceptions as Tryptoph an and the acidic AAs). The only way to memorize them is just drill, but I will give ... Glycine is of course an exception. Proline as well, since it is an imino acid. Alanine is the "basic" amino acid. Now, serine and ...

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by JackBean
Thu Feb 09, 2012 9:52 am
Forum: General Discussion
Topic: how to memorize the amino acid
Replies: 4
Views: 5512

which amino acid cannot form helical structure

... why? despite the fact I read Proline is the only proteinogenic amino acid whose side group cyclizes onto the backbone: it links to the α-amino ... secondary amine at this position. Proline has sometimes been termed an imino acid, but this is not correct by current nomenclature rules. I don't ...

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by toxygen
Thu Oct 26, 2006 6:52 am
Forum: Molecular Biology
Topic: which amino acid cannot form helical structure
Replies: 4
Views: 1723

The Fiber Disease

... that attack specific peptide bonds in each of the seven major amino acid classes -- acidic (Asn, Asp, Gln, Glu), aliphatic (Ala, Gly, Ile, Leu, ... Phe, Trp, Tyr), basic (Arg, His, Lys), hydroxylic (Ser, Thr, Tyr), imino (Pro), and sulfur (Cys, Met). The present design thus includes a requirement ...

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by Nadas Moksha
Mon Oct 02, 2006 4:33 am
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5561544

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