sentence: EF372579 ) showed 100 % homology with the corresponding sequences of Rickettsia sp. Arahna ( AY360215 ) , R. montanensis ( DQ402377 ) , Rickettsia sp. Hf332 ( AB114804 ) , Rickettsia sp. Is-1 ( DQ344620 ) , and “ R. gravesii ” ( DQ269436 ) .