What about polyclonal antibody? I am sure that you find some structures in the PDB. Petr 2011/8/23 Yamei Yu <[log in to unmask]>: > HI all, > > We know one protein can interact with different partners by different > domains or different parts. Is there a protein that it could interact > with different proteins by the same part (maybe the same part but in > different conformations?)? Thank you in advance!! > > yamei > -- Petr Kolenko [log in to unmask] http://kolda.webz.cz