![Structure of common basic and acidic amino acids, with the pKa values... | Download Scientific Diagram Structure of common basic and acidic amino acids, with the pKa values... | Download Scientific Diagram](https://www.researchgate.net/publication/349449988/figure/fig3/AS:993103519440897@1613785738381/Structure-of-common-basic-and-acidic-amino-acids-with-the-pKa-values-of-side-chain_Q320.jpg)
Structure of common basic and acidic amino acids, with the pKa values... | Download Scientific Diagram
![All amino acids have two ionizable groups (an alpha-amino group with pKa = 9.3, and an alpha-carboxyl group with pKa = 2.2). Lysine also has an ionizable side-chain (R) with a pKa All amino acids have two ionizable groups (an alpha-amino group with pKa = 9.3, and an alpha-carboxyl group with pKa = 2.2). Lysine also has an ionizable side-chain (R) with a pKa](https://homework.study.com/cimages/multimages/16/screen_shot_2021-08-31_at_12.12.43_am2554089230179822626.png)
All amino acids have two ionizable groups (an alpha-amino group with pKa = 9.3, and an alpha-carboxyl group with pKa = 2.2). Lysine also has an ionizable side-chain (R) with a pKa
![L-Arginine, L-canavanine and L-lysine structures and pK A values of... | Download Scientific Diagram L-Arginine, L-canavanine and L-lysine structures and pK A values of... | Download Scientific Diagram](https://www.researchgate.net/publication/316420415/figure/fig5/AS:486424601468928@1492984070019/L-Arginine-L-canavanine-and-L-lysine-structures-and-pK-A-values-of-their-side-chains.png)
L-Arginine, L-canavanine and L-lysine structures and pK A values of... | Download Scientific Diagram
Structures and pKa values of ketoprofen, tris, L-lysine, and L-arginine. | Download Scientific Diagram
![acid base - Why is arginine's positive side chain classified as basic and not acidic? - Chemistry Stack Exchange acid base - Why is arginine's positive side chain classified as basic and not acidic? - Chemistry Stack Exchange](https://i.stack.imgur.com/KJKvh.png)