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2GRX

Crystal structure of TonB in complex with FhuA, E. coli outer membrane receptor for ferrichrome

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsAPS BEAMLINE 19-ID
Synchrotron siteAPS
Beamline19-ID
Temperature [K]100
Detector technologyCCD
Collection date2005-06-29
DetectorCUSTOM-MADE
Wavelength(s)0.932
Spacegroup nameC 1 2 1
Unit cell lengths234.320, 91.840, 138.510
Unit cell angles90.00, 118.86, 90.00
Refinement procedure
Resolution50.000 - 3.300
R-factor0.299
Rwork0.284
R-free0.32900
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)1fcp
RMSD bond length0.019
RMSD bond angle1.676
Data scaling softwareHKL-2000
Phasing softwarePHASER
Refinement softwareCNS
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]50.0003.510
High resolution limit [Å]3.3003.300
Rmerge0.0840.566
Number of reflections38697
<I/σ(I)>7.72.2
Completeness [%]99.197.3
Redundancy4.94.5
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1VAPOR DIFFUSION, HANGING DROP62918% polyethylene glycol 4000, 50 mM MES (pH 6.0), 75 mM NaCl, 5% glycerol, 0.7% C8E4, VAPOR DIFFUSION, HANGING DROP, temperature 291K

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