X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 277.0
Details 0.1M HEPES, pH 7.5, 10% PEG 4000, 0.1M Magnesium Chloride, vapor diffusion, sitting drop, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.19 α = 90
b = 72.17 β = 90
c = 96.81 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD MIRRORS 2011-02-27
Diffraction Radiation
Monochromator Protocol
GM/CA monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 23-ID-B 1.033 APS 23-ID-B

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
1.13 55.75 67.4 0.057 -- -- -- -- 121903 -- -- 18.631
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)
1.13 1.15 3.0 -- -- -- -- --

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 1.38 55.75 -- 0.0 -- 91307 4581 92.13 -- 0.1842 0.1826 0.2147 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.378 1.414 -- 336 6277 0.294 0.315 -- 91.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 21.7522
Anisotropic B[1][1] -0.51
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.38
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.14
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.094
r_gen_planes_other 0.001
r_dihedral_angle_2_deg 34.917
r_gen_planes_refined 0.007
r_bond_other_d 0.001
r_angle_refined_deg 1.409
r_dihedral_angle_4_deg 16.566
r_bond_refined_d 0.01
r_dihedral_angle_3_deg 13.039
r_angle_other_deg 0.882
r_dihedral_angle_1_deg 5.451
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2966
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 493

Software

Software
Software Name Purpose
MOSFLM data reduction
XSCALE data scaling
PHASER phasing version: 2.1.4
REFMAC refinement version: refmac_5.6.0081
PDB_EXTRACT data extraction version: 3.10
JBluIce-EPICS data collection