>tr|A0A249E1K4|A0A249E1K4_9RICK Exodeoxyribonuclease 7 small subunit OS=Rickettsia sp. MEAM1 GN=xseB MTTNKNLDENISFEEALSELEEIVKKIDNGQETLEAAVNSFERGILLKNHCEKKLKEARL KIEKITKLADSTITLEEVEV