X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 15% W/V PEG 3350, CACL2 0.2M, HEPES PH7.5, 0.1M, 3-(DECYL-METHYLAMMONIUM)PROPANE-1-SULFONATE (ZWITTERGENT 3-10) AS ADDITIVE, pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.94 α = 90
b = 104.6 β = 90
c = 143.18 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-05-15
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 1.7403,1.7390,0.9919, 0.932 ESRF ID14-4

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
2.3 84.5 94.0 0.08 -- -- 5.6 -- 53690 -- 2.0 30.0
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)
2.3 2.38 89.8 0.39 -- 2.2 4.9 --

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 AND MR 2.3 20.0 -- -- -- 51633 522 97.3 -- -- 0.189 0.224 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.7
Anisotropic B[1][1] 1.28
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.31
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7705
Nucleic Acid Atoms 0
Heterogen Atoms 440
Solvent Atoms 499

Software

Software
Software Name Purpose
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
SOLVE phasing
SHARP phasing version: FOR MAD
AMoRE phasing version: FOR MR