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Re: [ccp4bb] practical limits of MR? |
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CCP4bb navigationCCP4bb <-- 2007 <-- March 2007 <-- 06 March 2007Subject: Re: practical limits of MR? From: Eleanor Dodson ccp4 {- at -} YSBL {- dot -} YORK {- dot -} AC {- dot -} UK Date: 2007-03-06 though they differ? Eleanor William Scott wrote: > > ribozyme structure using only A-form RNA helical fragments and phaser. I'm > trying to find some time to write the paper but the basic idea is sketched > out in the supplementary material to the paper that comes out March 16th > in Science. > > I was fairly stunned that it worked. I was trying to get a low-res mask > to aid in finding 22 Br atoms (which we never used, except to confirm the > trace after the fact). Although there were 2 molecules in the asymmetric > unit, they differ radically and no 2-fold symmetry could be used to help. > > Bill > > > On Mon, 5 Mar 2007, Nat Echols wrote: > > I had a debate with a coworker about using MR in desperation and I'm > curious what the most extreme case is where a very different model was used > to solve a structure. This could be highest RMSD, lowest % identity, or > most incomplete model. I'm also curious whether homology modelling has > ever been useful for this. (I'm pretty sure I've come across papers > discussing this last concept.) > > thanks, > Nat > > > > CCP4bb navigationCCP4bb <-- 2007 <-- March 2007 <-- 06 March 2007 |
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