Protei nases and their endogenous i nhi bi tors are extremely important proteins thatcomprise life and they are also widely applied in practice for different purposes.Fishare abundant species which supply high quality proteins for human beings.Musclemetabolism and postmortem changes of animals are relative to proteinases andinhibitors.Fish muscle postmortem tenderization is a combination of physical,chemical,biochemical and microbial processes and is also one of the most importantindicators of qualit...