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_scangle_it 6.874
p_scbond_it 5.694
p_mcangle_it 2.946
p_mcbond_it 2.039
p_chiral_restr 0.129
p_plane_restr 0.009
p_bond_d 0.016
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 18312
Nucleic Acid Atoms 0
Heterogen Atoms 401
Solvent Atoms 3365

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SOLVE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
SOLVE model building