Weights are the same. 5.4 has a lot of small bug fixes and performance enhancement and some added stability things. And some new features I am planning to announce soon. Since I am responsible, my extremely biased view is that 5.4 is better. Garib On 5 Dec 2007, at 13:05, Jianghai Zhu wrote: > Hi all, > > I updated refmac5.3 to refmac5.4 and found out that the reported > RMSDs are quite different from these two versions even the refining > protocols are the same. > > refmac5.3 > rmsBOND rmsANGLE rmsCHIRAL > 0.006 0.694 0.046 > > refmac5.4 > rmsBOND rmsANGLE rmsCHIRAL > 0.015 1.150 0.004 > > The R and Rfree are very similar from these two versions of > refmac5. Does refmac5.4 have different geometry weights from > refmac5.3? Which one is more reasonable? > > Thanks. > > Jianghai > > > +++++++++++++++++++++++++++++++ > Jianghai Zhu, Ph.D > CBR Institute for Biomedical Research > Department of Pathology > Harvard Medical School > 200 Longwood Ave., Boston, MA 02115 > Ph: 617-278-3211 > Fx: 618-278-3232 > +++++++++++++++++++++++++++++++ > > >