X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.6
Temperature 291.0
Details 21% PEG 1500, 0.1M Na Citrate pH 5.6, 3% MPD, 0.15M Magnesium Chloride, 0.2M Ammonium Sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.97 α = 90
b = 90.97 β = 90
c = 90.97 γ = 90
Symmetry
Space Group I 21 3

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV osmic multilayer 2003-03-13
IMAGE PLATE RIGAKU RAXIS IV osmic multilayer 2003-03-12
Diffraction Radiation
Monochromator Protocol
OSMIC SIR
OSMIC SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 1.5418 -- --
ROTATING ANODE RIGAKU RU200 1.5418 -- --

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 20 93.7 0.048 -- -- -- 8551 8551 0.0 0.0 25.6
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)
2.0 2.07 79.5 0.118 -- 11.0 -- --

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
SIR 2.0 19.4 -- 0.0 8534 8534 438 99.0 0.2071 0.2071 0.207 0.229 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 2.0 2.07 -- 47 774 0.195 0.214 0.031 95.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 26.0
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 2.8
c_scbond_it 1.85
c_mcangle_it 1.43
c_mcbond_it 0.91
c_improper_angle_d 0.7
c_dihedral_angle_d 22.1
c_angle_deg 1.2
c_bond_d 0.007
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.27
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 836
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 56

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SOLVE/RESOLVE Structure Solution
CNS 0.9 Structure Refinement
Software
Software Name Purpose
CNS version: 0.9 refinement
SOLVE/RESOLVE model building
SCALEPACK data reduction
DENZO data collection