X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 4.6
Temperature 292.0
Details 10 % PEG 6000, 0.1 M sodium citrate, 0.5 M lithium sulfate, 4 microlitre protein, 4 microlitre precipitant, 1 microlitre 50 mM TMP, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 292K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 71.49 α = 89.93
b = 73.06 β = 80.92
c = 134.74 γ = 81.11
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-03-03
Diffraction Radiation
Monochromator Protocol
SI(111) 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
1.66 32.12 94.2 0.053 0.052 -- 3.8 297160 1141819 0.0 0.0 19.4
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)
1.66 1.74 81.2 0.332 0.332 2.0 2.0 75372

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
Phase extension in DM 1.66 73.0 0.0 0.0 -- 281394 14902 94.3 -- 0.145 0.142 0.196 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.14
Anisotropic B[1][1] 0.12
Anisotropic B[1][2] 0.04
Anisotropic B[1][3] 0.1
Anisotropic B[2][2] 0.09
Anisotropic B[2][3] -0.01
Anisotropic B[3][3] -0.25
RMS Deviations
Key Refinement Restraint Deviation
p_scbond_it 5.694
p_scangle_it 6.874
p_mcbond_it 2.039
p_chiral_restr 0.129
p_bond_d 0.016
p_plane_restr 0.009
p_mcangle_it 2.946
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 18858
Nucleic Acid Atoms 0
Heterogen Atoms 548
Solvent Atoms 3365

Software

Software
Software Name Purpose
SOLVE phasing
REFMAC refinement
MOSFLM data reduction
CCP4 data scaling version: (SCALA)