pKa of Amino Acid Functional Groups

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Can you name the pKa of Amino Acids?

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Amino AcidpKa (or none)Functional Group
Glycinehydrogen
Leucinebranched aliphatic
Glutamineamide
Histidineimidazole
Alaninebranched aliphatic
Asparagineamide
Aspartatecarboxylate
Glutamatecarboxylate
Methioninethio-ester
Prolinepyrolidine
Primary amine of all AAprimary amine
Amino AcidpKa (or none)Functional Group
Phenylalaninephenyl/benzyl
Tryptophanindole
Cysteinethiol
Tyrosinephenol
Isoleucinebranched aliphatic
Threoninesecondary alcohol
Lysineprimary amine
Valinebranched aliphatic
Arginineguanidinium
Carboxylate of all single AAcarboxylate/carboxylic acid
Serineprimary alcohol

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