X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Sitting Drop
pH 6
Temperature 289.0
Details 1.0-1.4M ammonium sulfate, 0.3-1.3M NaCl, 0.1M Bis-Tris, pH 6.0, sitting drop, temperature 289K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 102.2 α = 90
b = 106.57 β = 90
c = 226.02 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 ADSC315R 3x3 CCD array --
Diffraction Radiation
Monochromator Protocol
Double-crystal, Si(111) MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.0000 ALS 5.0.2

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
2.3 113.23 98.8 0.065 0.065 -- 3.6 108742 108742 -- -- --
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)
2.3 2.42 97.3 0.368 0.368 2.0 3.5 15455

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
MAD 2.3 50.0 -- 0.0 -- 108661 5435 98.61 -- 0.2086 0.2055 0.2686 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 2.3 2.36 -- 360 7423 0.251 0.323 -- 96.91
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.7938
Anisotropic B[1][1] 1.18
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.99
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.19
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.74
r_bond_refined_d 0.02
r_dihedral_angle_4_deg 22.322
r_gen_planes_refined 0.009
r_angle_refined_deg 2.04
r_mcangle_it 2.024
r_dihedral_angle_2_deg 36.549
r_mcbond_it 1.099
r_dihedral_angle_3_deg 21.358
r_scbond_it 2.998
r_dihedral_angle_1_deg 7.459
r_chiral_restr 0.148
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 16208
Nucleic Acid Atoms 0
Heterogen Atoms 209
Solvent Atoms 358

Software

Software
Software Name Purpose
SCALA data scaling version: 3.2.25
REFMAC refinement
PDB_EXTRACT data extraction version: 3.11