X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.6
Temperature 284.0
Details PEG 3350, calcium chloride, Hepes, glycerol, EMTS, pH 6.6, VAPOR DIFFUSION, HANGING DROP, temperature 284K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.43 α = 90
b = 66.18 β = 108.89
c = 83.34 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 103
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 1999-12-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-D -- APS 14-BM-D

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 30 88.1 -- 0.084 -- 2.95 102345 48540 0.0 -3.0 18.8
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)
2.0 2.05 84.6 -- 0.227 6.58 2.34 3428

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 2.0 30.0 0.0 0.0 69313 46863 3576 88.1 -- -- 0.231 0.264 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model restrained
Mean Isotropic B 25.9
Anisotropic B[1][1] 1.32
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -2.26
Anisotropic B[2][2] -0.38
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.94
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.35
c_dihedral_angle_d 21.8
c_angle_deg 1.3
c_improper_angle_d 0.81
c_mcbond_it 0.85
c_scbond_it 1.31
c_bond_d 0.006
c_scangle_it 1.85
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.26
Luzzati Sigma A (Observed) 0.21
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.32
Luzzati Sigma A (R-Free Set) 0.28
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5644
Nucleic Acid Atoms 0
Heterogen Atoms 106
Solvent Atoms 273

Software

Software
Software Name Purpose
CNS refinement
DENZO data reduction
SCALEPACK data scaling
CNS phasing