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4HT8

Crystal structure of E coli Hfq bound to poly(A) A7

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsSSRF BEAMLINE BL17U
Synchrotron siteSSRF
BeamlineBL17U
Temperature [K]100
Detector technologyCCD
Collection date2010-02-04
DetectorMARMOSAIC 225 mm CCD
Wavelength(s)0.9793
Spacegroup nameC 1 2 1
Unit cell lengths103.990, 40.710, 100.850
Unit cell angles90.00, 101.36, 90.00
Refinement procedure
Resolution98.870 - 1.900
R-factor0.1917
Rwork0.190
R-free0.23140
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)1hk9
RMSD bond length0.012
RMSD bond angle1.345
Data reduction softwareMOSFLM
Data scaling softwareSCALA (3.3.15)
Phasing softwarePHASER (2.1.4)
Refinement softwareREFMAC
Data quality characteristics
 OverallInner shellOuter shell
Low resolution limit [Å]98.87431.1501.790
High resolution limit [Å]1.7005.3801.700
Rmerge0.0370.214
Total number of observations431224392
Number of reflections45603
<I/σ(I)>12.115.33.5
Completeness [%]99.283.3100
Redundancy3.63.43.7
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1VAPOR DIFFUSION, HANGING DROP7.9283200 mM NH4Ac, 100 Tris, 26% 2-propanol, pH 7.9, VAPOR DIFFUSION, HANGING DROP, temperature 283K

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