X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 277.0
Details PEG 20000, magnesium chloride, ethylene glycol, Tris HCl, ADP-berillium floride, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.6 α = 81.08
b = 58.53 β = 84.94
c = 133.29 γ = 67.24
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 mirrors 2000-08-13
Diffraction Radiation
Monochromator Protocol
Rh-coated with Si SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 0.9298 CHESS F1

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
2.3 30 79.8 -- 0.097 -- 4.4 62330 49703 0.0 -3.0 50.4
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)
2.3 2.38 72.7 -- 0.247 3.5 2.4 4527

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 2.3 29.84 -- 0.0 49703 49196 2519 77.9 0.234 0.234 0.23 0.269 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 2.3 2.44 6682 346 6336 0.309 0.368 0.02 63.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model OVERALL
Mean Isotropic B 55.8
Anisotropic B[1][1] -2.93
Anisotropic B[1][2] 0.63
Anisotropic B[1][3] 9.18
Anisotropic B[2][2] 10.55
Anisotropic B[2][3] -10.21
Anisotropic B[3][3] -7.62
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.5
c_dihedral_angle_d 22.0
c_bond_d 0.01
c_improper_angle_d 1.86
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.33
Luzzati Sigma A (Observed) 0.29
Luzzati Resolution Cutoff (Low) 40.0
Luzzati ESD (R-Free Set) 0.41
Luzzati Sigma A (R-Free Set) 0.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8477
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 185

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
CNS refinement version: 0.9