X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.8
Details pH 4.80

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 147.95 α = 90
b = 118.04 β = 110.91
c = 157.82 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- --
-- -- -- 2002-03-15
Diffraction Radiation
Monochromator Protocol
-- MAD
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 0.9187,0.9191,1.2543 ALS 5.0.2
SYNCHROTRON ALS BEAMLINE 8.2.1 1.2545, 1.0038,1.0090 ALS 8.2.1

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
2.65 20 97.6 0.052 -- -- 4.0 -- 73701 -- -- 61.9
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)
2.65 2.71 78.2 0.444 -- 2.0 4.0 --

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
MAD 2.65 19.84 -- 0.0 -- 135629 6774 93.7 -- 0.246 0.246 0.279 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 2.65 2.82 -- 850 17306 0.358 0.381 0.013 75.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 61.2
Anisotropic B[1][1] -1.65
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -5.2
Anisotropic B[2][2] -5.76
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.41
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.85
c_scbond_it 1.94
c_angle_deg 1.4
c_mcangle_it 3.41
c_improper_angle_d 1.07
c_scangle_it 3.19
c_dihedral_angle_d 24.7
c_bond_d 0.008
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.39
Luzzati Sigma A (Observed) 0.46
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.45
Luzzati Sigma A (R-Free Set) 0.49
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 15588
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 62

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
RAVE phasing
CCP4 phasing
CNS refinement version: 1.1