X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.8
Temperature 277.16
Details 0.1M TRIS ACETATE, 12% PEG4000, 18% glycerol, pH 6.8, VAPOR DIFFUSION, SITTING DROP, temperature 277.16K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 297.9 α = 90
b = 95.94 β = 90
c = 84.74 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 104
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2000-01-01
Diffraction Radiation
Monochromator Protocol
SI (311) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-1 1.0 SSRL BL9-1

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
2.4 50 99.5 -- 0.052 -- -- -- 95548 -- -- --
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)
2.4 2.44 99.3 -- 0.453 2.4 -- --

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 2.4 49.39 -- 0.0 -- 90694 4781 100.0 -- 0.28543 0.28398 0.31273 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 47.497
Anisotropic B[1][1] -0.3
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.81
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.51
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.094
r_angle_refined_deg 1.633
r_bond_refined_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 13089
Nucleic Acid Atoms 0
Heterogen Atoms 209
Solvent Atoms 675

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
REFMAC 5 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement
CNS model building
SCALEPACK data reduction
DENZO data collection