1UMX

PHOTOSYNTHETIC REACTION CENTER MUTANT WITH ARG M267 REPLACED WITH LEU (CHAIN M, R267L)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherWILD-TYPE RHODOBACTER SPHAEROIDES COORDINATES (UNPUBLISHED DATA)

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18pH 8.00
Crystal Properties
Matthews coefficientSolvent content
5.576

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 141.638α = 90
b = 141.638β = 90
c = 187.394γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298CCDMARRESEARCH2000-08-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX9.5SRSPX9.5

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.82997.50.0623.750050
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.82.992.20.443.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Free (Depositor)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTWILD-TYPE RHODOBACTER SPHAEROIDES COORDINATES (UNPUBLISHED DATA)2.82950050261097.50.2250.2240.249RANDOM44.12
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg22.11
r_dihedral_angle_1_deg5.414
r_scangle_it4.333
r_scbond_it2.804
r_angle_refined_deg2.441
r_mcangle_it1.807
r_mcbond_it0.981
r_nbd_refined0.282
r_chiral_restr0.228
r_xyhbond_nbd_refined0.172
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6468
Nucleic Acid Atoms
Solvent Atoms16
Heterogen Atoms523

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing