Dawson RMC, Elliott DC, Elliott WH & Jones KM, 1986
Dawson et al. report a complete set of amino acid pK values in the third edition of their text Data for Biochemical Research (1986) (1). The pK values they report are the pK values of the free amino acids as reported by Perrin (2,3).
Amino acid pK values from Dawson RMC, Elliott DC, Elliott WH & Jones KM, 1986 (1).