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 ammonium phosphate, pH 7.5, VAPOR DIFFUSION, HANGING DROP at 298K, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.4 α = 90
b = 42.76 β = 94.05
c = 52.77 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2002-05-17
Diffraction Radiation
Monochromator Protocol
Cyclindrically bent triangular Si(111) asymmetric cut SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.080 SSRL BL7-1

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
1.25 22 97.8 0.05 -- -- 5.1 42458 42458 0.0 0.0 7.85
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)
1.25 1.29 92.0 0.158 -- 7.2 4.7 3947

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
FOURIER SYNTHESIS 1.25 20.4 -- 0.0 42458 42458 2087 97.9 0.145 0.145 0.142 0.194 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model anisotropic
Mean Isotropic B 12.8
RMS Deviations
Key Refinement Restraint Deviation
s_non_zero_chiral_vol 0.1
s_from_restr_planes 0.1
s_anti_bump_dis_restr 0.02
s_angle_d 0.04
s_bond_d 0.02
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1428
Nucleic Acid Atoms 0
Heterogen Atoms 57
Solvent Atoms 244

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
CRYSTALCLEAR (MSC/RIGAKU) Data Reduction (data scaling)
SHELXS Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELXS model building
CrystalClear data reduction
MAR data collection