Function
Cysteine proteinase inhibitor that possibly plays a protective role against proteinases present in the oral cavity. The order of preference for inhibition is cathepsin S > cathepsin H > cathepsin L > cathepsin B.
Similarity
Belongs to the cystatin family.
Sequence
MMWPMHTPLLLLTALMVAVAGSASAQSRTLAGGIHATDLNDKSVQCALDFAISEYNKVINKDEYYSRPLQVMAAYQQIVGGVNYYFNVKFGRTTCTKSQPNLDNCPFNDQPKLKEEEFCSFQINEVPWEDKISILNYKCRKV