X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Temperature 291.0
Details 14% PEG 400, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K, pH 6.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.1 α = 90
b = 111.77 β = 90
c = 176.25 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 ADSC QUANTUM 4 MIRRORS 2002-12-11
Diffraction Radiation
Monochromator Protocol
SI(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.1 -- ALS 5.0.1

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
2.6 30 97.7 -- 0.071 -- -- -- 28711 -- 2.0 41.3
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)
2.6 2.74 95.0 -- 0.392 1.9 -- --

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 2.6 30.0 -- 0.0 -- 27605 1903 97.7 -- 0.207 0.207 0.238 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 2.6 2.76 -- 284 1903 0.281 0.307 0.018 95.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 44.4
Anisotropic B[1][1] -10.09
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.51
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 10.59
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_dihedral_angle_d 25.9
c_angle_deg 1.4
c_improper_angle_d 0.9
c_scbond_it 2.349
c_mcangle_it 2.351
c_scangle_it 3.522
c_mcbond_it 1.437
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.36
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.35
Luzzati Sigma A (R-Free Set) 0.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4449
Nucleic Acid Atoms 0
Heterogen Atoms 36
Solvent Atoms 217

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALEPACK data scaling
AMoRE phasing
CNS refinement
CCP4 data scaling version: (SCALA)