X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.1
Temperature 291.0
Details AMMONIUM SULFATE, POTASSIUM PHOSPHATE, PYRIDOXAL 5'-PHOSPHATE, pH 7.1, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.38 α = 90
b = 269.37 β = 90
c = 186.62 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1997-10-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 -- ESRF BM14

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
2 100 98.5 0.051 -- -- 9.05 -- 110515 -- 0.0 28.0
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)
2.0 2.07 96.3 0.223 -- 4.39 3.9 --

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 2.0 15.0 -- 3.4 110358 101968 10211 90.38 -- 0.221 0.221 0.268 9.8
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 2.01 -- -- 547 0.289 0.33 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINTS
Mean Isotropic B 40.9
Anisotropic B[1][1] -2.314
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -4.833
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.147
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.5
c_mcangle_it 2.0
c_bond_d 0.0096
c_dihedral_angle_d 22.5
c_improper_angle_d 0.795
c_scangle_it 2.5
c_scbond_it 1.5
c_angle_deg 1.448
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.32
Luzzati Resolution Cutoff (Low) 6.26
Luzzati ESD (R-Free Set) 0.38
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10428
Nucleic Acid Atoms 0
Heterogen Atoms 80
Solvent Atoms 939

Software

Software
Software Name Purpose
SHARP phasing
CNS refinement version: 0.9
DENZO data reduction
SCALEPACK data scaling