X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 293.0
Details 0.2 M Sodium Bromide, 0.1 M Bis Tris propane, 20% PEG 3350, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.85 α = 90
b = 76.93 β = 90
c = 109.26 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 225 mm CCD Beryllium lenses 2012-10-04
Diffraction Radiation
Monochromator Protocol
C(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F

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
1.95 30 99.8 0.065 -- -- 7.4 50916 50916 -- -3.0 39.3
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)
1.95 1.98 100.0 0.44 -- 2.6 3.8 2515

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
SAD 1.95 28.64 -- 0.0 25724 25724 1359 99.61 -- 0.20101 0.19858 0.24705 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 1.947 1.998 -- 90 1809 0.231 0.342 -- 97.69
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.588
Anisotropic B[1][1] 0.05
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.27
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.31
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_other 0.013
r_gen_planes_refined 0.014
r_chiral_restr 0.118
r_dihedral_angle_4_deg 17.318
r_dihedral_angle_3_deg 15.36
r_dihedral_angle_2_deg 30.506
r_dihedral_angle_1_deg 2.775
r_angle_other_deg 1.932
r_angle_refined_deg 2.007
r_bond_other_d 0.008
r_bond_refined_d 0.02
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3182
Nucleic Acid Atoms 0
Heterogen Atoms 33
Solvent Atoms 128

Software

Computing
Computing Package Purpose
Blu Max Data Collection
HKL-3000 Data Reduction (intensity integration)
HKL-3000 Data Reduction (data scaling)
HKL3000 Structure Solution
REFMAC 5.7.0029 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.7.0029 refinement
HKL3000 model building
Blu version: Max data collection