This is a multi-part message in MIME format. ------=_NextPart_000_000D_01C3193A.E9B8B620 Content-Type: text/plain; charset="big5" Content-Transfer-Encoding: quoted-printable i think i have installed mpiblast already i can use "mpiformatdb" to format yeast.nt database into same fragment then use "mpiblast blastn" to search sequence so i try "nr" database i have formated nr database(use mpiformat) but when i use "mpiblast blastp" to search it says that "ERROR opening...nr.dbs" i don't know why it has no nr.dbs THX~ ------=_NextPart_000_000D_01C3193A.E9B8B620 Content-Type: text/html; charset="big5" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=3DContent-Type content=3D"text/html; charset=3Dbig5"> <META content=3D"MSHTML 6.00.2600.0" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT size=3D2>i think i have installed mpiblast = already</FONT></DIV> <DIV>i can use "mpiformatdb" to format yeast.nt database into same=20 fragment</DIV> <DIV>then use "mpiblast blastn" to search sequence</DIV> <DIV>so i try "nr" database</DIV> <DIV>i have formated nr database(use mpiformat)</DIV> <DIV>but when i use "mpiblast blastp" to search</DIV> <DIV>it says that "ERROR opening...nr.dbs"</DIV> <DIV><FONT size=3D2>i don't know why it has no nr.dbs</FONT></DIV> <DIV>THX~</DIV> <DIV> </DIV></BODY></HTML> ------=_NextPart_000_000D_01C3193A.E9B8B620--