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 HEPES-Na, tri-Sodium Citrate dihydrate, Glycerol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 152.6 α = 90
b = 152.6 β = 90
c = 119.36 γ = 120
Symmetry
Space Group P 6 2 2

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2001-01-01
CCD MARRESEARCH -- 2001-01-01
Diffraction Radiation
Monochromator Protocol
rotated-inclined fixed exit double crystal MAD
rotated-inclined fixed exit double crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL41XU 0.9798,0.9800,0.9742,0.9839 SPRING-8 BL41XU
SYNCHROTRON SPRING-8 BEAMLINE BL41XU 0.979713 SPRING-8 BL41XU

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 41.33 98.5 -- -- -- -- 16587 16587 -- 0.0 --
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)
3.0 3.05 85.4 -- -- -- -- --

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
MAD 3.0 40.0 -- 0.0 16587 16586 816 -- -- -- 0.238 0.286 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 3.0 3.05 -- -- -- 0.523 -- -- --
X Ray Diffraction 3.05 3.11 -- -- -- 0.496 -- -- --
X Ray Diffraction 3.11 3.17 -- -- -- 0.476 -- -- --
X Ray Diffraction 3.17 3.23 -- -- -- 0.376 -- -- --
X Ray Diffraction 3.23 3.3 -- -- -- 0.302 -- -- --
X Ray Diffraction 3.3 3.38 -- -- -- 0.284 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 2.6685
c_dihedral_angle_d 22.8239
c_bond_d 0.0316
c_angle_d 3.16095
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.41
Luzzati Sigma A (Observed) 0.69
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.54
Luzzati Sigma A (R-Free Set) 0.82
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1816
Nucleic Acid Atoms 808
Heterogen Atoms 0
Solvent Atoms 131

Software

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