X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.3
Details WELL SOLUTIONS: 1.9 M AMMONIUM SULPHATE, 4MM PHENYLPHOSPHORODIAMIDATE, 1OOMM SODIUM CITRATE PH 6.3. PROTEIN SOLUTION: 20 C, 3 MICROLITERS PROTEIN SOLUTION ( 11 MG/ML IN 20 MM TRIS HCL PH 8.0 + 4MM PHENYLPHOSPHORODIAMIDATE) + 3 MICROLITERS PRECIPITANT SOLUTION, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 131.53 α = 90
b = 131.53 β = 90
c = 188.45 γ = 120
Symmetry
Space Group P 63 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT MIRROR 1997-07-24
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A -- EMBL/DESY, Hamburg BW7A

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 20 99.9 0.15 0.15 -- 13.38 -- 65301 -- -3.0 --
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 2.04 99.9 0.536 0.536 2.8 7.56 --

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 2.0 18.0 -- 0.0 -- 65301 1306 99.9 -- 0.158 0.158 0.2 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.87
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 30.5
p_mcangle_it 2.077
p_angle_d 0.028
p_staggered_tor 15.0
p_singtor_nbd 0.183
p_planar_tor 5.9
p_multtor_nbd 0.25
p_mcbond_it 1.648
p_planar_d 0.033
p_bond_d 0.009
p_scangle_it 4.634
p_scbond_it 3.855
p_special_tor 0.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6055
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 841

Software

Software
Software Name Purpose
AMoRE phasing
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling