L-Cyclohexylalanine is a kind of amino acid analog. It has some pharmacological effects. Study has shown that some of its derivatives exhibit potent bactericidal activity against drug-resistant gram-positive pathogens. Its derivatives can also act as dipeptidyl peptidase-IV inhibitor, which can be used for the treatment or prevention of diabetes.
http://nizetlab.ucsd.edu/Publications/CombinatorialLibrary.pdf
Duffy, Joseph L, et al. "Cyclohexylalanine derivatives as dipeptidyl peptidase-IV inhibitors for the treatment or prevention of diabetes." CN, CN 1960990 A. 2007.
Aarstad, K, T. L. Zimmer, and S. G. Laland. "The fidelity of gramicidin S synthetase." European Journal of Biochemistry 112.2(1980):335-338.
