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_angle_deg 1.4
c_dihedral_angle_d 24.6
c_bond_d 0.009
c_improper_angle_d 0.78
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

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
DENZO data collection
CNS model building
SCALEPACK data reduction