X-RAY DIFFRACTION Experimental Data & Validation


Lost? View more X-Ray Crystallographic info.

Crystallization

Crystalization Experiments
Details PROTEIN SAMPLES AT 20 MG/ML CRYSTALLISED IN 0.4 M POTASSIUM SODIUM TARTRATE AT ROOM TEMPERATURE.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.47 α = 90
b = 80.83 β = 90
c = 139.96 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 -- 2008-12-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I02 -- DIAMOND I02

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
2.5 40.4 84.4 0.06 -- -- 4.2 -- 14350 -- 0.0 42.7
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)
2.5 2.64 35.5 0.61 -- 3.0 4.3 --

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 2.5 40.406 -- 0.0 -- 14346 729 84.4 -- 0.2385 0.2358 0.2882 --
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 2.5 2.693 -- 75 1359 0.3249 0.363 -- 43.0
X Ray Diffraction 2.693 2.9639 -- 142 2662 0.3259 0.3894 -- 84.0
X Ray Diffraction 2.9639 3.3926 -- 166 3066 0.2779 0.3361 -- 97.0
X Ray Diffraction 3.3926 4.2736 -- 168 3202 0.2157 0.273 -- 99.0
X Ray Diffraction 4.2736 40.4112 -- 178 3328 0.1987 0.2422 -- 98.0
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -6.3005
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 3.5678
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.7327
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.003
f_chiral_restr 0.057
f_dihedral_angle_d 11.903
f_angle_d 0.764
f_bond_d 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3835
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 45

Software

Computing
Computing Package Purpose
IMOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
PHENIX (PHENIX.REFINE) Structure Refinement
Software
Software Name Purpose
PHENIX version: (PHENIX.REFINE) refinement
PHASER model building