X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Temperature 298.0
Details 2 M AmSO4, 0.1 M BIS-TRIS, 4% GAMMA-Butyrolactone, pH 5.5, VAPOR DIFFUSION, temperature 298K, pH 5.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.22 α = 90
b = 121.22 β = 90
c = 121.22 γ = 90
Symmetry
Space Group I 21 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2004-11-26
Diffraction Radiation
Monochromator Protocol
BENT GERMANIUM CRYSTAL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I911-2 -- MAX II I911-2

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
3.01 20 98.3 -- -- -- -- -- 6059 -- 2.0 --
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)
3.01 3.19 94.7 -- -- -- -- --

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 3.01 19.74 -- 0.0 6059 6042 302 100.0 -- 0.286 0.286 0.305 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 3.01 3.19 -- 46 878 0.419 0.422 0.062 91.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 77.5
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 13.39
c_scbond_it 9.43
c_mcangle_it 12.14
c_mcbond_it 7.82
c_improper_angle_d 1.24
c_bond_d 0.011
c_angle_deg 1.9
c_dihedral_angle_d 26.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.54
Luzzati Sigma A (Observed) 0.78
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.59
Luzzati Sigma A (R-Free Set) 0.87
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 883
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
XDS Data Reduction (data scaling)
PHASER Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
pdb_extract version: 1.701 data extraction
CNS version: 1.1 refinement