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2UX3

X-ray high resolution structure of the photosynthetic reaction center from Rb. sphaeroides at pH 9 in the neutral state

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsEMBL/DESY, HAMBURG BEAMLINE BW7B
Synchrotron siteEMBL/DESY, HAMBURG
BeamlineBW7B
Temperature [K]100
Detector technologyCCD
Collection date2001-11-17
DetectorMARRESEARCH
Spacegroup nameP 31 2 1
Unit cell lengths139.448, 139.448, 184.577
Unit cell angles90.00, 90.00, 120.00
Refinement procedure
Resolution119.520 - 2.500
R-factor0.187
Rwork0.185
R-free0.22100
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)1pcr
RMSD bond length0.013
RMSD bond angle2.181
Data reduction softwareHKL
Data scaling softwareSCALEPACK
Phasing softwareCNS
Refinement softwareREFMAC (5.1.24)
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]50.0002.530
High resolution limit [Å]2.5002.500
Rmerge0.0400.280
Number of reflections66474
<I/σ(I)>22.892.65
Completeness [%]92.186.3
Redundancy2.8
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
19pH 9

227561

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