X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 293.0
Details Ammonium Sulfate, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.33 α = 90
b = 89.33 β = 90
c = 133.4 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-01-29
Diffraction Radiation
Monochromator Protocol
fix-exit double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL44B2 1 SPRING-8 BL44B2

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
2.3 19.97 87.8 -- -- -- -- 24626 24496 0.0 1.0 26.3
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)
2.3 2.38 73.6 -- -- -- -- --

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 2.3 19.97 -- 0.0 24496 21712 1228 99.5 0.214 0.214 0.211 0.263 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 2.3 2.4 2996 154 2842 0.213 0.289 0.023 99.5
X Ray Diffraction 2.4 2.53 3014 143 2871 0.219 0.28 0.023 99.9
X Ray Diffraction 2.53 2.69 3025 152 2873 0.214 0.269 0.022 99.9
X Ray Diffraction 2.69 2.9 3050 167 2883 0.229 0.265 0.021 99.9
X Ray Diffraction 2.9 3.19 3046 136 2910 0.215 0.265 0.023 99.8
X Ray Diffraction 3.19 3.65 3065 165 2900 0.212 0.267 0.021 99.7
X Ray Diffraction 3.65 4.58 3096 140 2956 0.18 0.24 0.02 99.2
X Ray Diffraction 4.58 19.97 3204 171 3033 0.229 0.264 0.02 97.5
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.38
Anisotropic B[1][1] 2.18
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.18
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.36
RMS Deviations
Key Refinement Restraint Deviation
c_torsion_impr_deg 2.34
c_torsion_deg 20.7
c_angle_deg 1.2
c_bond_d 0.007
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.15
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.32
Luzzati Sigma A (R-Free Set) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3755
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 223

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
CNS 1.1 Structure Refinement
Software
Software Name Purpose
Crystallography & NMR System version: 1.1 refinement