X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 12% PEG 8000, NACACODYLATE BUFFER, PH 6.5. 15MG/ML PROTEIN CONCENTRATION. ROOM TEMPERATURE.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.7 α = 90
b = 130.31 β = 97.41
c = 87.71 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH MIRRORS 2005-01-30
Diffraction Radiation
Monochromator Protocol
NI FILTER SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE -- -- -- --

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
2.05 50 99.0 0.07 -- -- 3.9 -- 119992 -- 0.0 17.2
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)
2.01 2.12 95.0 0.39 -- 2.7 2.5 --

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 2.05 50.0 -- 0.0 -- 113913 9156 94.3 -- 0.2016 0.2016 0.2418 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 2.13 -- 836 9419 0.273 0.317 0.011 47.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 29.4
Anisotropic B[1][1] 2.717
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.956
Anisotropic B[2][2] 5.072
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -7.789
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 0.93
c_scangle_it 2.92
c_scbond_it 2.04
c_angle_deg 1.6
c_mcangle_it 2.21
c_bond_d 0.01
c_mcbond_it 1.39
c_dihedral_angle_d 25.5
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Luzzati Sigma A (Observed) 0.21
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.29
Luzzati Sigma A (R-Free Set) 0.27
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12212
Nucleic Acid Atoms 0
Heterogen Atoms 188
Solvent Atoms 784

Software

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