X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 100.0
Details PEG2000MME, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 100K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 100.72 α = 90
b = 134.21 β = 90
c = 72.95 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL11-1 1.0 SSRL BL11-1

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 20.15 -- -- -- -- -- 38586 38586 0.0 -- 14.9

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
MIR 2.6 19.92 -- -- 31071 27646 1379 89.0 -- -- 0.275 0.318 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 2.6 2.72 2525 123 2402 0.6 0.661 0.06 65.7
X Ray Diffraction 2.72 2.86 3190 174 3016 0.461 0.475 0.036 83.4
X Ray Diffraction 2.86 3.04 3432 154 3278 0.347 0.401 0.032 89.0
X Ray Diffraction 3.04 3.27 3625 179 3446 0.289 0.379 0.028 94.5
X Ray Diffraction 3.27 3.6 3496 183 3313 0.322 0.372 0.027 91.0
X Ray Diffraction 3.6 4.12 3477 191 3286 0.34 0.379 0.027 89.3
X Ray Diffraction 4.12 5.17 3855 183 3672 0.172 0.219 0.016 98.1
X Ray Diffraction 5.17 19.92 4046 192 3854 0.205 0.272 0.02 99.2
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 59.31
Anisotropic B[1][1] -9.53
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.37
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 9.16
RMS Deviations
Key Refinement Restraint Deviation
x_torsion_impr_deg 0.89
x_torsion_deg 26.5
x_angle_deg 1.4
x_bond_d 0.007
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.52
Luzzati Sigma A (Observed) 0.68
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.65
Luzzati Sigma A (R-Free Set) 1.21
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6536
Nucleic Acid Atoms 0
Heterogen Atoms 84
Solvent Atoms 25

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
EPMR Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
Crystallography & NMR System version: 1.1 refinement