Look for an example at: http://www.phenix-online.org/pipermail/phenixbb/2007-August/000432.html Interestingly thats the result from the google search for 'phenix TLS groups' http://www.google.com/search?client=safari&rls=en&q=phenix+TLS +groups&ie=UTF-8&oe=UTF-8 A. refinement.refine.adp { tls = chain A and (resid 2:135 or resid 410:525) tls = chain A and (resid 136:194 or resid 375:409) tls = chain A and (resid 195:374) tls = chain B and (resid 2:135 or resid 410:525) tls = chain B and (resid 136:194 or resid 375:409) tls = chain B and (resid 195:374) tls = chain C and (resid 2:135 or resid 410:525) tls = chain C and (resid 136:194 or resid 375:409) tls = chain C and (resid 195:374) tls = chain D and (resid 2:135 or resid 410:525) tls = chain D and (resid 136:194 or resid 375:409) tls = chain D and (resid 195:374) tls = chain E and (resid 2:135 or resid 410:525) tls = chain E and (resid 136:194 or resid 375:409) tls = chain E and (resid 195:374) tls = chain F and (resid 2:135 or resid 410:525) tls = chain F and (resid 136:194 or resid 375:409) tls = chain F and (resid 195:374) tls = chain G and (resid 2:135 or resid 410:525) tls = chain G and (resid 136:194 or resid 375:409) tls = chain G and (resid 195:374) } On Feb 1, 2008, at 12:59, Marcos Navarro wrote: > Dear all, > > I am refining my structure with phenix, but I am not quite sure how > to define multiple TLS groups (there is only one simple example in > the manual). So, I would really appreciate if you could send me > some examples with TLS selections for multiple groups. > > Thank you, > Marcos