L-methionine + L-alanine => L-methionyl-L-alanine + H2O
l-methionine + l-alanine => l-methionyl-l-alanine + h2o
L-methionine + L-alanine => L-methionyl-L-alanine + H2O
l-methionine + l-alanine => l-methionyl-l-alanine + h2o