X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7.9
Temperature 293.0
Details PEG4000, MgCl2, NaHCO3, DTT, 2-carboxyarabinitol-1,5-bisphosphate, Bicine, pH 7.9, VAPOR DIFFUSION, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 157.8 α = 90
b = 157.8 β = 90
c = 200.9 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE WEISSENBERG -- --
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A -- PHOTON FACTORY BL-6A

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
1.8 10 76.9 -- -- -- -- -- 175568 -- -- --
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)
1.8 1.86 47.5 -- -- -- -- 10760

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
RE-REFINEMENT of 1BUR 1.8 10.0 -- 0.0 -- 175568 8801 76.9 -- -- 0.155 0.179 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 1.8 1.86 10760 573 -- 0.282 0.304 0.013 47.5
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_deg 0.81
c_dihedral_angle_deg 23.42
c_angle_deg 1.36
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.176
Luzzati Sigma A (Observed) 0.244
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.203
Luzzati Sigma A (R-Free Set) 0.278
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 18696
Nucleic Acid Atoms 0
Heterogen Atoms 88
Solvent Atoms 2272

Software

Computing
Computing Package Purpose
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement