Here you can search against the MGR sequence databases. Click the blast program below (e.g., blastp, blastn, blastx, tblastn) appropriate for the query you'd like to perform. You will find a list of available databases in the form that appears.
Altschul,S.F., Gish,W., Miller,W., Myers,E.W. and Lipman,D.J. (1990) Basic local alignment search tool. J. Mol. Biol., 215, 403–410.