X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 291.0
Details PEG 1500, Hepes, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.17 α = 90
b = 59.18 β = 104.58
c = 116.15 γ = 90
Symmetry
Space Group P 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-12-03
Diffraction Radiation
Monochromator Protocol
CARS-design Si(111) double-bounce MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-D 0.9611,0.9797,0.9800 APS 14-BM-D

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 90 92.4 -- 0.057 -- -- 90139 90139 0.0 0.5 23.0
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)
2.3 2.38 75.0 -- 0.138 -- -- --

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 82.43 -- 0.0 48581 48581 4897 96.7 -- -- 0.216 0.291 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 2.44 -- 768 6636 0.257 0.319 0.012 89.6
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 41.3
Anisotropic B[1][1] -0.82
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -11.7
Anisotropic B[2][2] -7.08
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.9
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 18.7
c_mcangle_it 2.27
c_scangle_it 3.0
c_mcbond_it 1.39
c_angle_deg 1.1
c_improper_angle_d 0.65
c_scbond_it 2.1
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.27
Luzzati Sigma A (Observed) 0.25
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.29
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7984
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 1010

Software

Software
Software Name Purpose
SOLVE phasing
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling