>sp|Q9ZCC8|FER_RICPR Ferredoxin OS=Rickettsia prowazekii GN=fdxA MTYVVTDECVKCKYTDCVEVCPVDCFYEGEFMLVINPDECIDCGVCVPDCPIDAIKPESP ELIEWVERAKDFIENHGWKNITKKKCALPGADKFKDEKDKFNKYIIKKT