X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 298.0
Details 20% PEG 3550, 200mM di-Ammonium Tartrate, 100 mM PIPES, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.71 α = 90
b = 78.95 β = 90
c = 152.68 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2005-10-28
Diffraction Radiation
Monochromator Protocol
Si (220) Single mono SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.3 1.0 ALS 5.0.3

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
2.25 50 99.5 0.08 -- -- 3.9 -- 28773 -- -- --
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)
2.25 2.33 96.6 0.553 -- 1.82 3.6 --

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 2.25 50.0 -- -- -- 27014 1438 99.16 -- 0.18865 0.18484 0.26035 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 2.252 2.31 -- 104 1893 0.266 0.371 -- 95.78
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 42.366
Anisotropic B[1][1] 3.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.5
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.88
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 7.862
r_scbond_it 5.467
r_mcangle_it 3.36
r_mcbond_it 2.012
r_gen_planes_refined 0.005
r_chiral_restr 0.087
r_dihedral_angle_4_deg 17.091
r_dihedral_angle_3_deg 16.61
r_dihedral_angle_2_deg 38.178
r_dihedral_angle_1_deg 5.949
r_angle_refined_deg 1.27
r_bond_refined_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4657
Nucleic Acid Atoms 0
Heterogen Atoms 68
Solvent Atoms 190

Software

Computing
Computing Package Purpose
DCS Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
MOLREP Structure Solution
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0109 refinement
MOLREP model building
DCS data collection