Asparagine
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Amino Acids
- Serine
- Asparagine
- Alanine
- Valine
- Leucine
- Isoleucine
- Phenylalanine
- Tryptophan
- Methionine
- Proline
- Glycine
- Threonine
- Cysteine
- Tyrosine
- Glutamine
- Aspartate
- Glutamate
- Histidine
- Lysine
- Arginine
Summary
Asparagine is one of the 20 amino acids that make up proteins in our body, and it is often abbreviated as the 3-letter Asn or single letter N. Asparagine’s R-group consists of an amide at the end of a short, 1 carbon bridge. This amide makes asparagine a polar or hydrophilic amino acid that dissolves easily in water. Finally, asparagine is neutral or uncharged at physiological pH.
Key Points
- Asparagine
- Abbreviations
- Asn, N
- Chemical Structure
- R group: -CH2-Amide
- Amide
- Contrast vs. Aspartate (which has carboxyl instead of amide)
- 1 bridging methylene carbon (-CH2-)
- Contrast vs. Glutamine (which has 2 bridging carbons)
- Amide
- Polarity
- Polar (water soluble/hydrophilic)
- Charge at pH 7
- Neutral (0)
- Abbreviations