X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details PROTEIN SAMPLES AT 20 MG/ML CRYSTALLISED IN 0.1 M MES, PH 6.5, 10% W/V PWG 20000 AT ROOM TEMPERATURE.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.54 α = 90
b = 82.7 β = 90
c = 137.11 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 CCD -- 2007-09-21
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I04 -- Diamond I04

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
2.45 70.9 82.7 0.1 -- -- 6.3 -- 16989 -- 0.0 47.71
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)
2.45 2.58 32.5 0.7 -- 4.5 6.1 --

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 2.452 44.916 -- 1.38 -- 16984 856 82.7 -- 0.2201 0.2175 0.2672 --
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 2.452 2.6056 -- 51 1134 0.3165 0.4943 -- 35.0
X Ray Diffraction 2.6056 2.8068 -- 114 2192 0.2918 0.3432 -- 68.0
X Ray Diffraction 2.8068 3.0892 -- 150 3040 0.279 0.303 -- 95.0
X Ray Diffraction 3.0892 3.536 -- 185 3168 0.2481 0.2889 -- 99.0
X Ray Diffraction 3.536 4.4544 -- 170 3228 0.1935 0.2444 -- 99.0
X Ray Diffraction 4.4544 44.9233 -- 186 3366 0.184 0.2409 -- 98.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 53.45
Anisotropic B[1][1] -1.7993
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.3985
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.4007
RMS Deviations
Key Refinement Restraint Deviation
f_dihedral_angle_d 13.714
f_chiral_restr 0.05
f_bond_d 0.008
f_plane_restr 0.004
f_angle_d 0.723
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3844
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 64

Software

Software
Software Name Purpose
PHENIX refinement version: (PHENIX.REFINE)
iMOSFLM data reduction
SCALA data scaling
PHENIX phasing