... l-lysine, l-serine, b-alanine, taurine, sarcosine,dimethylglycine, glycine betaine, trimethylamine N-oxide, and cytidine 2¢-3¢ cyclic monophosphate were also obtainedfrom Sigma. These and other ... and amino acids and derivatives(glycine, alanine, proline, serine, lysine, b-alanine and taurine) that have no significant effects on both DGD° and kcat. (b) Class II represents methylamines ... well proteinstability and activity are coupled in the presence of anosmolyte. This study was undertaken to investigate therelationship between protein stability and activity changes in the presence...