>sp|B4SQZ7|EX7S_STRM5 Exodeoxyribonuclease 7 small subunit OS=Stenotrophomonas maltophilia GN=xseB MAKKSPENASPVAQFEQSLESLEQLVEQMETGELSLEASLSAYERGVGLYRQCQQALEQA ELRVRLLSDPAQPEAAEPFDPPSHDG