X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 292.0
Details sodium citrate, HEPES, PH 7.5, 292 K, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 123.25 α = 90
b = 123.25 β = 90
c = 83.87 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-03-15
Diffraction Radiation
Monochromator Protocol
graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE SIEMENS 1.54178 -- --

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
2.65 20 97.3 0.109 -- -- 3.0 21080 21041 0.0 -3.0 54.3
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)
2.65 2.74 96.4 0.542 -- 2.2 3.0 --

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 2.65 10.0 -3.0 0.0 19606 19606 1065 100.0 0.1686 0.1686 0.1664 0.209 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 19.42
Anisotropic B[1][1] -0.23
Anisotropic B[1][2] -0.12
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.23
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.35
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.098
p_mcbond_it 0.437
p_angle_d 1.535
p_bond_d 0.014
p_scangle_it 2.483
p_plane_restr 0.005
p_planar_d 3.768
p_mcangle_it 0.815
p_scbond_it 1.486
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4610
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 54

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
EPMR phasing
REFMAC refinement