Serine

26

Summary

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Key Points

  • Serine
    • Abbreviations
      • Ser, S
    • Chemical Structure
    • R-Group: -CH2-OH
      • 1 bridging methylene β carbon (-CH2-)
        • Contrast vs. Threonine (which has a methyl substituent in place of one of the hydrogens on the β carbon)
      • Hydroxy group
        • Phosphorylatable by serine kinases
        • Serine is the amino acid most likely to be phosphorylated
    • Polarity
      • Polar (water soluble/hydrophilic)
    • Charge at pH 7
      • Neutral (0)