yes...., ok, i got it. one point should be enough since i have the direction of the axis direction from self rotation. just out-smarted myself. (not very difficult it appears... which i knew alraedy anyway...)
-tommi On Nov 25, 2011, at 11:43 AM, Clemens Vonrhein wrote: > Hi Tommi, > > I'm not sure, but do you already have the mid-point and want to get RT > operators only? > > Or do you have the rotational component and the translation is > missing? In that case you could try GETAX (also available from the > CCP4i gui) which takes the rotation as input (plus a rough description > of shape/size) and searches for the translation in some electron > density map - as long as this is Cn/Dn symmetry (closed NCS). > > If you only have the mid-point of 2 sites: check self-rotation > function for a 2-fold axis orientation and then try this mid-point > plus other pairs (symmetry-equivalent) ... ? > > Cheers > > Clemens > > On Fri, Nov 25, 2011 at 10:55:49AM +0200, Tommi Kajander wrote: >> Hi, anybody have a script to to find a translation for 2-fold NCS (rotaion) >> axis based on the center of NCS symmetry..?? (ie to the midpoint of line >> between to heavy atoms) >> This search option doenst seem to be endoed anywhere (why??) ...stupid me... >> >> Thanks, >> tommi > > -- > > *************************************************************** > * Clemens Vonrhein, Ph.D. vonrhein AT GlobalPhasing DOT com > * > * Global Phasing Ltd. > * Sheraton House, Castle Park > * Cambridge CB3 0AX, UK > *-------------------------------------------------------------- > * BUSTER Development Group (http://www.globalphasing.com) > *************************************************************** >
