X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details pH 5.60

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 233.61 α = 90
b = 233.61 β = 90
c = 305.09 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-11-15
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 -- ESRF ID14-1

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
3 20 98.6 0.092 0.092 -- 4.1 -- 184182 -- -- --
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)
3.0 3.1 94.1 0.456 0.456 1.2 4.0 --

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 3.0 20.0 -- 0.0 -- 181808 1847 98.6 -- 0.25618 0.25587 0.28712 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.963
Anisotropic B[1][1] -1.84
Anisotropic B[1][2] -0.92
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.84
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.77
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.024
p_angle_d 0.027
p_mcbond_it 2.815
p_mcangle_it 4.888
p_scbond_it 8.409
p_scangle_it 13.449
p_plane_restr 0.015
p_chiral_restr 0.224
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 22360
Nucleic Acid Atoms 0
Heterogen Atoms 118
Solvent Atoms 0

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement