X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.6
Details 2 M NACL, 25 MM TRIS PH 7.6, 2.5 MM NADH, 50% MPD

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 126.64 α = 90
b = 114.42 β = 93.11
c = 124.87 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD TOROIDAL MIRROR 2000-06-17
Diffraction Radiation
Monochromator Protocol
GE(220) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 -- ESRF ID14-2

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
1.95 42.26 77.8 0.0642 -- -- 3.34 -- 100475 -- 0.0 18.84
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)
1.95 2.02 43.9 0.1427 -- 4.03 2.12 --

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 1.95 12.0 -- -- -- 94883 5049 78.8 -- 0.19365 0.18991 0.26328 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.478
Anisotropic B[1][1] 1.63
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.75
Anisotropic B[2][2] 0.36
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.91
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9088
Nucleic Acid Atoms 0
Heterogen Atoms 184
Solvent Atoms 677

Software

Software
Software Name Purpose
REFMAC refinement
XDS data reduction
BIOMOL data scaling
AMoRE phasing