X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 10mM MgCl2, 2.2M (NH4)2SO4, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.91 α = 90
b = 92.88 β = 90
c = 98.32 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD SBC-2 MIRROR 2002-03-03
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL SI-111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID 0.918 APS 19-ID

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
0.8 50 97.4 0.051 -- -- 4.8 358727 358727 1.0 1.0 --
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)
0.8 0.9 92.0 0.565 -- 1.8 2.4 37312

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 0.86 50.0 0.0 0.0 358727 358727 17954 100.0 0.1255 0.1255 0.1244 0.1431 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model anisotropic
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.116
s_similar_adp_cmpnt 0.046
s_rigid_bond_adp_cmpnt 0.006
s_anti_bump_dis_restr 0.0
s_non_zero_chiral_vol 0.095
s_zero_chiral_vol 0.102
s_from_restr_planes 0.0271
s_similar_dist 0.0
s_angle_d 0.033
s_bond_d 0.016
Coordinate Error
Parameter Value
Number Disordered Residues 88.0
Occupancy Sum Hydrogen 2913.39
Occupancy Sum Non Hydrogen 3477.06
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3025
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 449

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
CNS model building
SCALEPACK data reduction
HKL-2000 data collection