X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.25
Temperature 291.0
Details Tris-HCl, MPD, pH 8.25, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.51 α = 90
b = 51.51 β = 90
c = 125.31 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD SBC-2 mirrors 2002-04-15
Diffraction Radiation
Monochromator Protocol
sagitally focused Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID 0.9868 APS 19-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 50 97.7 0.068 -- -- 13.2 7093 7093 -- -3.0 18.9
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)
2.0 2.07 99.1 0.438 -- 4.2 13.6 692

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 2.0 20.0 -- 0.0 -- 6217 678 94.2 -- -- 0.209 0.264 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 2.06 1298 121 761 0.263 0.288 0.03 81.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model overall
Mean Isotropic B 40.2
Anisotropic B[1][1] -0.818
Anisotropic B[1][2] -1.751
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.818
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.635
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.009
c_angle_deg 1.4
c_improper_angle_d 0.78
c_dihedral_angle_d 24.6
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.18
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.14
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 619
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 24

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement
CNS phasing