Try this: http://www.ysbl.york.ac.uk/~garib/refmac/data/refmac_experimental/refmac_dictionary_v5.33.tar.gz
It seems to behave with nucleic acids correctly, at least in my hands. There is also a newer one (March 10, 2012). Maybe you should try that first. http://www.ysbl.york.ac.uk/~garib/refmac/data/refmac_experimental/refmac_dictionary_v5.35.tar.gz William G. Scott Professor Department of Chemistry and Biochemistry and The Center for the Molecular Biology of RNA 228 Sinsheimer Laboratories University of California at Santa Cruz Santa Cruz, California 95064 USA phone: +1-831-459-5367 (office) +1-831-459-5292 (lab) fax: +1-831-4593139 (fax) email: [email protected] On Mar 27, 2012, at 1:29 PM, Longfei Wang wrote: > Hi there, > > I've received a bug report about coot. I think this is a good place to > report. > Here is the summary of the problem. If open a molecule and try to build a > new nucleotide, Coot crashes. This happened for the version of Coot 3936, > both in Linux and WinCoot. A labmate suspects that there are library issues > with regards to PDB version between Coot and REFMAC. An additional issue: > Protein residues with hydrogens present can be real space refined in Coot. > However, nucleic acid residues with hydrogens present cannot be real space > refined in Coot. Attempting to do this results in exploding hydrogens. > > > Best > Longfei > > -- > *Longfei Wang > * > Postdoctoral Fellow > Harvard Medical School > 250 Longwood Ave > Boston, MA 02115
