X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 12-14 % PEG 6000, 150-300 MM NACL, 100 MM HEPES PH 7-8, 10 MM MGCL2, 100-150 MICROM ADP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.96 α = 90
b = 92.37 β = 90
c = 261.33 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
CCD MARRESEARCH -- 2000-02-15
Diffraction Radiation
Monochromator Protocol
SI111 MAD
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
2.2 20 98.7 0.065 -- -- 3.7 -- 109670 -- -- --
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)
2.2 2.24 95.1 0.469 -- 2.2 3.1 --

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 2.2 20.0 -- 0.0 -- 107405 2197 98.7 -- 0.229 0.228 0.266 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 46.62
Anisotropic B[1][1] -1.06
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.76
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.7
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12171
Nucleic Acid Atoms 714
Heterogen Atoms 29
Solvent Atoms 478

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0
HKL-2000 data reduction
HKL-2000 data scaling
SnB phasing
MLPHARE phasing
SHARP phasing