>3LIT_1|Chains A, B|Protease|Human T-lymphotropic virus 1 (11908) PVIPLDPARRPVIKAQVDTQTSHPKTIEALLDTGADMTVIPIALFSSNTPLKNTSVLGAGGQTQDHFKLTSLPVLIRLPFRTTPIVLTSCLVDTKNNWAIIGRDALQQCQGVLYLP