>sp|Q4ULX2|SYP_RICFE Proline--tRNA ligase OS=Rickettsia felis GN=proS MLLSKYFLPVLKEEPSEAQVTSHKLMLRSGMIRQQAAGIYTWLPLGLKVLKNIENIVRSN MNKAGALEVLMPCIQPAHLWMESGRFDNYGKEMLKFQDRHDNTLLFGPTNEDMITDIFRH NIKSYKDLPKNLYHIQWKFRDEIRPRFGVMRGREFLMKDAYSFDINEENAVKTYNQMYQA YINTFRDLGVFAIPVIADNGPIGGNLSHEFHIIAETGESTIYYNKRFKTLKDNPNIDVEE IKSWYAAAEEKHDVNKLPISEQEITSSKGIEVGHIFYIGSKYSVNMNALINDEHGKLTPV EMSSYGIGISRLVAAIIEANCNEKGIIWPSNVAPFKVSLINLNIHDSKCVELAAKVYKEL SAQNIEVLYDDTEARAGSKFATHDLIGSPYQIIIGPKKAADDIVELKNRKIGVIEDIEVE NLIHYIK