X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 110.0
Details AMMONIUM ACETATE, SODIUM CITRATE, PEG 4000, MOPS, KCL, EDTA, GLYCEROL, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 110K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 100.12 α = 90
b = 58.65 β = 120.47
c = 88.91 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 mirrors 2002-04-16
Diffraction Radiation
Monochromator Protocol
SINGLE CRYSTAL SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 0.87 SRS PX9.6

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
2.4 50 93.6 -- -- -- -- 17576 16445 2.0 2.0 50.165
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)
2.4 2.51 87.8 -- -- -- -- --

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 2.4 50.0 -- 2.0 16755 16445 1648 93.6 0.2394 0.2349 0.2234 0.3504 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 2.4 2.49 -- 143 1367 0.4 0.52 -- 86.09
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 45.13
Anisotropic B[1][1] -3.86
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.42
Anisotropic B[2][2] 2.95
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.91
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.008
x_improper_angle_d 0.95
c_bond_d 0.007785
x_angle_deg 1.4
c_angle_deg 1.38725
c_mcangle_it 4.845
c_improper_angle_d 0.95348
x_dihedral_angle_d 19.5
c_scbond_it 4.229
c_mcbond_it 3.154
c_scangle_it 6.144
c_dihedral_angle_d 19.4703
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Sigma A (Observed) 0.4
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.54
Luzzati Sigma A (R-Free Set) 0.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3845
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 370

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement
CNS phasing