In the Blast homology search service which DDBJ provide via WWW and by E-mail, an system error broke out during the following period. Details are as follows. *Service: BLAST *Period: November 5, 2007 11:09 - 11:49 (JST) *Cconditions: The returned results were not correct At present, the correct results were returned. We DDBJ ask the users who had executed the BLAST search during the above period to execute the same search again. We sincerely apologize for this trouble.