Dear Xiao, if the structure was published after 2007, you can download the data from the PDB, too, and run structure and data through refmac5. You can use 'rigid body refinement' to avoid distortion of the model. Regards, Tim On Tue, Jun 09, 2015 at 01:11:58PM -0700, Xiao Lei wrote: > Hi All, > > I am trying to get electron density map of some pdb structures, I know > there is a database called "Electron density server" (EDS > http://eds.bmc.uu.se/eds). But somehow these days I can not connect to the > website and I keep getting the "This webpage is not available" message in > my browser (Internet connection is ok). I also tried to go to PDB > databank, search a structure and click "EDS" link, but this did not connect > to the server neither. > > Are there other ways to get electron density maps? > > Thanks. > > > Xiao -- -- Dr Tim Gruene Institut fuer anorganische Chemie Tammannstr. 4 D-37077 Goettingen phone: +49 (0)551 39 22149 GPG Key ID = A46BEE1A