X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 293.0
Details 2ul of 15mg/ml protein, 2ul of 0.2M Ammonium citrate tribasic, 20% PEG 3350, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 71.7 α = 90
b = 104.49 β = 90
c = 106.98 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 210 -- 2010-09-13
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.1 1.0 ALS 5.0.1

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
1.8 47.6 97.2 0.083 -- -- 5.0 72800 72800 -- -4.0 --
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)
1.8 1.9 86.4 0.372 -- 3.0 3.8 9257

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 1.8 47.61 -- -- -- 68976 3661 -- -- 0.1795 0.17782 0.21137 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 1.8 1.847 -- 245 4126 0.29 0.293 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.568
Anisotropic B[1][1] -0.01
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.67
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.67
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 3.207
r_scbond_it 1.977
r_mcangle_it 1.435
r_mcbond_it 0.85
r_gen_planes_refined 0.005
r_chiral_restr 0.088
r_dihedral_angle_4_deg 19.857
r_dihedral_angle_3_deg 11.909
r_dihedral_angle_2_deg 39.326
r_dihedral_angle_1_deg 6.035
r_angle_refined_deg 1.268
r_bond_refined_d 0.012
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5890
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 485

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0072 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0072 refinement
PHASER model building