>sp|O59196|TET_PYRHO Tetrahedral aminopeptidase OS=Pyrococcus horikoshii GN=frvX MEVRNMVDYELLKKVVEAPGVSGYEFLGIRDVVIEEIKDYVDEVKVDKLGNVIAHKKGEG PKVMIAAHMDQIGLMVTHIEKNGFLRVAPIGGVDPKTLIAQRFKVWIDKGKFIYGVGASV PPHIQKPEDRKKAPDWDQIFIDIGAESKEEAEDMGVKIGTVITWDGRLERLGKHRFVSIA FDDRIAVYTILEVAKQLKDAKADVYFVATVQEEVGLRGARTSAFGIEPDYGFAIDVTIAA DIPGTPEHKQVTHLGKGTAIKIMDRSVICHPTIVRWLEELAKKHEIPYQLEILLGGGTDA GAIHLTKAGVPTGALSVPARYIHSNTEVVDERDVDATVELMTKALENIHELKI