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_angle_refined_deg 1.268
r_bond_refined_d 0.012
r_dihedral_angle_1_deg 6.035
r_dihedral_angle_2_deg 39.326
r_chiral_restr 0.088
r_mcbond_it 0.85
r_scbond_it 1.977
r_dihedral_angle_4_deg 19.857
r_dihedral_angle_3_deg 11.909
r_gen_planes_refined 0.005
r_scangle_it 3.207
r_mcangle_it 1.435
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

Software
Software Name Purpose
PHASER phasing
REFMAC refinement version: 5.5.0072
MOSFLM data reduction
SCALA data scaling