You are right to complain. The "rotate/translate molecule" function is missing. A tedious work around is make a copy of the ideal DNA molecule RTZ a fragment/chain of the copy to where you want it LSQ fit the ideal onto the RTZed fragment/chain. Paul. > With respect to moving duplex DNA. I assume these are in two different > chains (say A and B) which means you cannot really refine (and even > select) it as such. I guess currently the easiest way would be to merge > the DNA in one chain and then move or rigid body fit it to preserve the > 'idealness'. > > > > > > While we're on the subject of nuisances, has anyone tried to move > > an > > entire double helix of DNA? I am only able to move it one > > strand/chain > > at a time (which sort of defeats the purpose of being "ideal"). > > I've > > tried selected the first template base and the last primer base > > like in > > O, but it just cancels the move/rotate selection. > >