X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.2
Temperature 294.0
Details 18% PEG 4000, 0.2M ammonium sulfate, 10 mM phosphate buffer, pH 8.2, VAPOR DIFFUSION, SITTING DROP, temperature 294K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 153.82 α = 90
b = 62.16 β = 105.42
c = 160.84 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
CCD MARRESEARCH -- 1998-03-15
Diffraction Radiation
Monochromator Protocol
silicon single crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 1.06 MPG/DESY, HAMBURG BW6

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 19.9 98.9 0.047 0.047 -- -- 45441 44941 0.0 0.0 66.1
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 2.68 91.0 0.317 0.317 3.1 3.1 --

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 6.0 -- 2.0 41703 40497 2039 97.1 -- -- 0.253 0.346 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 2.75 6030 304 -- 0.374 0.434 0.025 91.1
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 53.0
Anisotropic B[1][1] -15.72
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -4.51
Anisotropic B[2][2] 31.29
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -15.57
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.7
c_dihedral_angle_d 22.5
c_bond_d 0.011
c_improper_angle_d 1.04
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.38
Luzzati Sigma A (Observed) 0.53
Luzzati Resolution Cutoff (Low) 6.0
Luzzati ESD (R-Free Set) 0.54
Luzzati Sigma A (R-Free Set) 0.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 11876
Nucleic Acid Atoms 0
Heterogen Atoms 60
Solvent Atoms 351

Software

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