X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 298.0
Details 0.4 M Mg(NO3)2, and 16~22% (w/v) PEG 33500, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.37 α = 90
b = 98.11 β = 98.46
c = 172.15 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 325 mm CCD mirrors 2007-03-30
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 1 SSRL BL9-2

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.21 50 98.6 0.043 -- -- -- -- 85873 -- -- --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.21 2.29 89.2 0.239 -- 6.6 3.5 7747

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.21 47.46 0.0 0.0 -- 85873 4149 97.0 -- -- 0.241 0.259 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 42.508
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.009
c_angle_deg 1.7
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.031
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9089
Nucleic Acid Atoms 0
Heterogen Atoms 230
Solvent Atoms 362

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
PHASER phasing
DM phasing
CNS refinement
PDB_EXTRACT data extraction version: 3.005
Blu-Ice data collection