X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.0
Details PEG 35000, HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.08 α = 90
b = 66.08 β = 90
c = 261.41 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH mirrors 2001-08-20
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 5ID-B 0.98 APS 5ID-B

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
2.28 30 93.0 0.02 -- -- 7.5 -- 25681 0.0 0.0 42.2
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)
2.28 2.36 73.8 -- 0.288 5.0 4.0 --

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 2.3 8.0 -- 0.0 26109 23283 2298 89.2 0.25 0.25 0.2087 0.2731 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 2.3 2.44 2193 221 2722 0.2769 0.3329 0.02 70.9
X Ray Diffraction 2.4 2.52 2588 239 -- 0.272 0.3719 -- --
X Ray Diffraction 2.52 2.68 2773 280 -- 0.2403 0.3127 -- --
X Ray Diffraction 2.68 2.88 2867 290 -- 0.2507 0.3388 -- --
X Ray Diffraction 2.88 3.15 2981 285 -- 0.2247 0.2832 -- --
X Ray Diffraction 3.15 3.57 3177 310 -- 0.2301 0.3191 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.4
Anisotropic B[1][1] 9.33
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 9.33
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -18.66
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.009
c_dihedral_angle_d 22.9
c_scangle_it 2.85
c_scbond_it 2.28
c_improper_angle_d 0.89
c_angle_deg 1.35515
c_mcangle_it 1.97
c_mcbond_it 1.37
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.27
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.4
Luzzati Sigma A (R-Free Set) 0.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4189
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 274

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing
CNS refinement version: 1.0