Defined in file blastxml.asn C++ class: CIteration Iteration ::= SEQUENCE { iter-num INTEGER , -- iteration number query-ID VisibleString OPTIONAL, -- SeqId of query query-def VisibleString OPTIONAL,-- Definition line of query query-len INTEGER OPTIONAL , -- length of query sequence hits SEQUENCE OF Hit OPTIONAL, -- Hits one for every db sequence stat Statistics OPTIONAL, -- search statistics message VisibleString OPTIONAL -- Some (error?) information }