# Problem: Some of the most important organic compounds in biochemistry are the α-amino acids, represented by the general formula shown.Write structural formulas for the following α-amino acids. (f) Cysteine (R = XCH2 , where X is the functional group that characterizes thiols)

###### Problem Details

Some of the most important organic compounds in biochemistry are the α-amino acids, represented by the general formula shown.

Write structural formulas for the following α-amino acids.

(f) Cysteine (R = XCH2 , where X is the functional group that characterizes thiols)