X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5
Temperature 300.0
Details MPD, ammonium chloride, calcium chloride, pH 5.0, VAPOR DIFFUSION, SITTING DROP at 300K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 258.65 α = 90
b = 44.26 β = 107.69
c = 102.17 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 150
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-11-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.000 ALS 5.0.2

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
2.4 30 97.7 -- 0.06 -- 3.6 43840 43840 0.0 0.0 37.2
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 2.49 81.7 -- 0.265 3.1 -- 3647

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 19.7 0.0 0.0 43428 43428 4100 98.9 -- 0.221 0.221 0.265 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 -- 459 6524 0.311 0.37 0.017 96.3
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 79.8
Anisotropic B[1][1] 4.3
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 17.28
Anisotropic B[2][2] -3.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.1
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 7.31
c_scbond_it 6.27
c_mcangle_it 3.58
c_mcbond_it 2.83
c_improper_angle_d 1.51
c_dihedral_angle_d 18.1
c_angle_deg 1.1
c_bond_d 0.005
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.4
Luzzati Sigma A (R-Free Set) 0.32
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1527
Nucleic Acid Atoms 4818
Heterogen Atoms 50
Solvent Atoms 237

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
CNS model building