X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details THE PROTEIN WAS CONCENTRATED TO 5.5 MG/ML IN 40 MM TRIS PH 8.0, 250 MM NACL, 30 MM MGCL2, 5 MM DTT AND SET UP IN A 1:1 RATIO WITH 1.6 TO 2.0 M AMMONIUM SULFATE, 100 MM SODIUM ACETATE BUFFER PH 5.0 TO 5.5.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.86 α = 90
b = 70.86 β = 90
c = 67.13 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD MIRRORS 2009-08-22
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX1 -- Australian Synchrotron MX1

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 45.3 100.0 0.06 -- -- 5.7 -- 34979 -- 1.0 --
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 1.9 100.0 0.42 -- 4.0 5.7 --

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 31.33 -- -- -- 33184 1758 99.99 -- 0.16572 0.16366 0.20441 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 -- 130 2457 0.224 0.289 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 21.239
Anisotropic B[1][1] 0.18
Anisotropic B[1][2] 0.09
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.18
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.26
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 5.764
r_gen_planes_refined 0.014
r_dihedral_angle_2_deg 32.173
r_dihedral_angle_4_deg 14.537
r_dihedral_angle_3_deg 14.608
r_chiral_restr 0.178
r_angle_refined_deg 2.339
r_bond_refined_d 0.026
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2318
Nucleic Acid Atoms 0
Heterogen Atoms 122
Solvent Atoms 151

Software

Software
Software Name Purpose
REFMAC refinement version: 5.6.0117
MOSFLM data reduction
SCALA data scaling
PHASER phasing