X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details PEG 2000MME, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.79 α = 90
b = 95.01 β = 90
c = 155.36 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU FR-D -- -- --

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
2.2 29.83 -- -- -- -- -- 22829 22829 0.0 -- 26.6

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 2.2 19.82 -- -- 23199 22658 1102 97.7 -- -- 0.235 0.273 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 2.2 2.3 2724 131 2593 0.232 0.288 0.025 95.6
X Ray Diffraction 2.3 2.42 2776 142 2634 0.259 0.327 0.027 96.3
X Ray Diffraction 2.42 2.57 2811 127 2684 0.248 0.292 0.026 97.7
X Ray Diffraction 2.57 2.77 2792 123 2669 0.259 0.325 0.029 97.6
X Ray Diffraction 2.77 3.05 2846 135 2711 0.269 0.324 0.028 98.6
X Ray Diffraction 3.05 3.49 2867 154 2713 0.267 0.321 0.026 99.4
X Ray Diffraction 3.49 4.39 2895 140 2755 0.219 0.282 0.024 98.4
X Ray Diffraction 4.39 19.82 2947 150 2797 0.195 0.184 0.015 97.1
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 34.94
Anisotropic B[1][1] 2.5
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -4.86
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.36
RMS Deviations
Key Refinement Restraint Deviation
x_torsion_impr_deg 0.81
x_torsion_deg 27.1
x_angle_deg 1.3
x_bond_d 0.006
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.13
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3265
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 146

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