X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.3
Temperature 293.0
Details PEG MMe 550, Ethylene glycol, Hepes, pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.4 α = 90
b = 62.38 β = 90
c = 98.12 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 MARRESEARCH -- 2000-08-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.0 APS 17-ID

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
2.7 25 100.0 -- 0.123 -- 5.9 10987 10987 -3.0 -3.0 55.8
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)
2.7 2.8 100.0 -- 0.454 1.3 6.2 1668

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 2.7 25.0 0.0 0.0 10989 10946 541 95.5 -- 0.221 0.218 0.285 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 2.7 2.8 957 43 914 0.347 0.389 -- 88.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Restrained
Mean Isotropic B 31.4
Anisotropic B[1][1] 2.5
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 5.7
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -8.17
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 3.4
c_mcangle_it 2.4
c_scbond_it 2.6
c_mcbond_it 1.6
c_improper_angle_d 0.983
c_dihedral_angle_d 22.0
c_angle_deg 1.42
c_bond_d 0.011
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Sigma A (Observed) 0.37
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.45
Luzzati Sigma A (R-Free Set) 0.48
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2749
Nucleic Acid Atoms 0
Heterogen Atoms 22
Solvent Atoms 63

Software

Computing
Computing Package Purpose
X-GEN Data Reduction (intensity integration)
X-GEN Data Reduction (data scaling)
AMORE Structure Solution
CNX Structure Refinement
Software
Software Name Purpose
CNX refinement
CNX model building
X-GEN data reduction
X-GEN data collection