X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Temperature 293.0
Details 15 % (w/v) polyethylene glycol 3350, 0.2 M magnesium acetate, 30% glycerol (v/v), pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.81 α = 90
b = 211.69 β = 95.26
c = 101.74 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2012-01-25
Diffraction Radiation
Monochromator Protocol
DOUBLE-CRYSTAL, SI(111) LIQUID N2 COOLED SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 -- ALS 5.0.2

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
2.57 50 98.2 0.056 -- -- 3.5 -- 73458 -- 2.0 60.9
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)
2.6 2.64 97.5 0.555 -- 2.7 3.5 --

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 2.57 50.0 -- -- 74822 69297 3670 96.2 -- 0.206 0.204 0.245 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 2.57 2.64 -- 233 4099 0.27 0.295 -- 78.28
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 64.65
Anisotropic B[1][1] -0.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -2.56
Anisotropic B[2][2] -2.43
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.31
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.014
r_chiral_restr 0.09
r_dihedral_angle_4_deg 20.528
r_dihedral_angle_3_deg 22.656
r_dihedral_angle_2_deg 35.332
r_dihedral_angle_1_deg 8.357
r_angle_refined_deg 1.149
r_bond_refined_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 15481
Nucleic Acid Atoms 0
Heterogen Atoms 192
Solvent Atoms 37

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
PHASES Structure Solution
REFMAC 5.6.0117 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0117 refinement
PHASES model building
HKL-2000 data collection