X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 1.95M AS, 0.1M NACI PH 5.5, 0.2M K/NA TARTRATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.11 α = 90
b = 70.11 β = 90
c = 71.75 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 2001-01-15
Diffraction Radiation
Monochromator Protocol
-- 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
2.1 28 99.6 0.056 -- -- 3.9 -- 10884 -- 0.0 26.9
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)
2.1 2.15 99.6 0.12 -- 3.0 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
MOLECULAR REPLACEMENT 2.13 14.53 -- 2.0 -- 10107 1063 96.8 -- 0.254 0.254 0.282 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.13 2.26 -- 157 1457 0.327 0.371 0.03 95.2
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 42.1
Anisotropic B[1][1] 1.74
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.74
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.48
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.38
c_angle_deg 1.7
c_dihedral_angle_d 27.0
c_scbond_it 1.97
c_mcangle_it 2.12
c_improper_angle_d 0.96
c_bond_d 0.011
c_scangle_it 2.92
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.36
Luzzati Sigma A (Observed) 0.37
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.37
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1284
Nucleic Acid Atoms 0
Heterogen Atoms 21
Solvent Atoms 112

Software

Software
Software Name Purpose
CNS refinement version: 1.0
DENZO data reduction
SCALA data scaling
AMoRE phasing