X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Lb Modified Hanging Drop Method
pH 8
Temperature 293.0
Details PEG 3500, NaAC, Tris, pH 8, LB Modified hanging drop method, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.68 α = 90
b = 45.95 β = 111.82
c = 63.96 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH microfocus 2002-11-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID13 0.9755 ESRF ID13

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
2.4 29.21 99.0 0.13 -- -- 2.3 12457 12457 0.0 0.0 21.0
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)
2.4 2.53 99.4 0.37 -- 1.6 2.3 1817

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 2.4 29.21 -- 0.0 12448 12448 1277 98.6 0.215 0.215 0.209 0.273 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 2.4 2.55 1817 216 1868 0.245 0.3 0.02 98.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.6
Anisotropic B[1][1] -4.36
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 5.25
Anisotropic B[2][2] 2.72
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.64
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.4
c_bond_d 0.007
c_improper_angle_d 0.81
c_dihedral_angle_d 23.5
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.31
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2757
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 91

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
AMoRE phasing
CNS refinement version: 1.0
CCP4 data scaling version: (SCALA)