X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 298.0
Details 0.1 M HEPES pH 7.0, Magnesium chloride, 15% PEG 4000, Vapor diffusion, Sitting drop, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 28.8 α = 95.49
b = 34.36 β = 95.29
c = 95.31 γ = 114.82
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2011-04-03
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAWELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 1.075 NSLS X29A

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
2.25 50 96.4 0.063 0.046 -- 2.1 14935 14935 -- -- 30.0
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)
2.25 2.29 94.1 0.422 -- -- 1.9 781

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 2.25 46.926 -- 0.0 14934 14934 751 95.9 0.2307 0.2307 0.2281 0.2772 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 2.247 2.305 -- 49 986 0.277 0.347 -- 87.86
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 56.2085
Anisotropic B[1][1] 1.78
Anisotropic B[1][2] -0.56
Anisotropic B[1][3] 1.6
Anisotropic B[2][2] -2.97
Anisotropic B[2][3] -0.95
Anisotropic B[3][3] 0.83
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.886
r_scbond_it 3.734
r_mcangle_it 2.197
r_mcbond_it 1.095
r_gen_planes_refined 0.004
r_chiral_restr 0.063
r_dihedral_angle_4_deg 14.836
r_dihedral_angle_3_deg 14.644
r_dihedral_angle_2_deg 30.906
r_dihedral_angle_1_deg 4.46
r_angle_refined_deg 0.984
r_bond_refined_d 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2890
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 16

Software

Computing
Computing Package Purpose
CBASS Data Collection
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 3.11 data extraction
REFMAC5 refinement
SCALEPACK data reduction