2ca6

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(New page: 200px<br /> <applet load="2ca6" size="450" color="white" frame="true" align="right" spinBox="true" caption="2ca6, resolution 2.20&Aring;" /> '''MIRAS STRUCTURE DET...)
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==About this Structure==
==About this Structure==
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2CA6 is a [[http://en.wikipedia.org/wiki/Single_protein Single protein]] structure of sequence from [[http://en.wikipedia.org/wiki/Schizosaccharomyces_pombe Schizosaccharomyces pombe]] with SO4 as [[http://en.wikipedia.org/wiki/ligand ligand]]. Full crystallographic information is available from [[http://ispc.weizmann.ac.il/oca-bin/ocashort?id=2CA6 OCA]].
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2CA6 is a [[http://en.wikipedia.org/wiki/Single_protein Single protein]] structure of sequence from [[http://en.wikipedia.org/wiki/Schizosaccharomyces_pombe Schizosaccharomyces pombe]] with SO4 as [[http://en.wikipedia.org/wiki/ligand ligand]]. Structure known Active Site: AC1. Full crystallographic information is available from [[http://ispc.weizmann.ac.il/oca-bin/ocashort?id=2CA6 OCA]].
==Reference==
==Reference==
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[[Category: signaling regulator]]
[[Category: signaling regulator]]
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Mon Oct 29 22:07:42 2007''
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''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Tue Oct 30 14:31:22 2007''

Revision as of 12:26, 30 October 2007


2ca6, resolution 2.20Å

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MIRAS STRUCTURE DETERMINATION FROM HEMIHEDRALLY TWINNED CRYSTALS

Overview

The structure of Rna1p was originally solved to 2.7 A resolution by MIRAS, from crystals with partial hemihedral twinning in space group I4(1), [Hillig et al. (1999), Mol. Cell, 3, 781-791] by finding a low-twinned, native crystal (twin fraction alpha=0.06) and after twin correction of all, data sets. Rna1p crystals have now been used to examine how far twinning, and twin correction affect MIR phasing with a higher resolution but highly, twinned native data set. Even high hemihedral twinning [alphanative=0.39, alphaderivative=0.24] would not have hindered heavy-atom site, identification of strong derivatives using difference Patterson maps., However, a weaker derivative could have been missed and refinement would, have stalled at high R values had twinning not been identified and, ... [(full description)]

About this Structure

2CA6 is a [Single protein] structure of sequence from [Schizosaccharomyces pombe] with SO4 as [ligand]. Structure known Active Site: AC1. Full crystallographic information is available from [OCA].

Reference

Detecting and overcoming hemihedral twinning during the MIR structure determination of Rna1p., Hillig RC, Renault L, Acta Crystallogr D Biol Crystallogr. 2006 Jul;62(Pt 7):750-65. Epub 2006, Jun 20. PMID:16790931

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