>sp|Q9ZD53|PURNU_RICPR Purine nucleoside phosphorylase RP494 OS=Rickettsia prowazekii (strain Madrid E) OX=272947 GN=RP494 PE=3 SV=1 MEVLIHKSVYYKIFDKTFNNSSHRYIQENHSINEAEILANIESITNYFKAQDILILNQVH SNQIVNADEHIVTIPEADGSITTKKNLVLTVQSADCVPVLLASDDGKIIGVAHAGWQGSI NNIISNIVTKMIEKGAKNLIAVIGPAIAQSSYEVDDKYYKTFLSKDINNKRFFINSIKEN HYMFDLPAFVELKLNESGVKDIKNITEDTYTNPSKYPSKRRSYHMQVPYNEKILSAIVIK