X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP277Protein Solution (10 mg/ml MmcR Protein, 0.05 M NaCl, 0.02 M Tris pH 8) mixed in a 1:1 ratio with the Well Solution (10% PEG4K, 15% MPD, 0.1 M CaCl2, 0.1 M MES pH 6.0) Crystals were soaked with 5mM Mitomycin A for 8hrs Cryoprotected with 25% ethylene glycol, 10% PEG4K, 15% MPD, 0.1 M CaCl2, 0.1 M MES pH 6.0, vapor diffusion, hanging drop, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.3347.26

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 87.841α = 90
b = 98.844β = 90
c = 171.045γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCDmirrors and beryllium lenses2008-12-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-F0.97872APS21-ID-F

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
12.35088.80.09211.3323.959548
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)
12.32.3870.70.3153.8613.3

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB entry 3GWZ2.343.9259450300388.80.2050.2020.25536.51
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]
3.716-1.072-2.711
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.345
f_angle_d1.102
f_chiral_restr0.061
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10296
Nucleic Acid Atoms
Solvent Atoms329
Heterogen Atoms206

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
MOLREPphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data reduction
HKL-2000data scaling