X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.6
Temperature 298.0
Details 2-2.4 M ammonium sulphate, 100 mM sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.52 α = 90
b = 90.88 β = 90
c = 65.93 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 77
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2010-08-22
Diffraction Radiation
Monochromator Protocol
Double flat crystal, Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 1.000 ALS 8.3.1

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
1.65 45.44 100.0 0.059 0.059 -- 5.5 -- 15759 1.0 1.0 21.89
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)
1.65 1.75 100.0 0.446 0.446 2.2 5.6 1543

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 1.65 26.682 1.0 1.34 -- 15720 783 99.78 0.1635 0.1635 0.1608 0.2167 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 1.65 1.7534 -- 116 2448 0.1857 0.2745 -- 100.0
X Ray Diffraction 1.7534 1.8887 -- 142 2441 0.1756 0.2969 -- 100.0
X Ray Diffraction 1.8887 2.0788 -- 136 2460 0.1584 0.2434 -- 100.0
X Ray Diffraction 2.0788 2.3794 -- 130 2484 0.142 0.2251 -- 100.0
X Ray Diffraction 2.3794 2.9971 -- 127 2501 0.1605 0.2423 -- 100.0
X Ray Diffraction 2.9971 26.685 -- 132 2603 0.1634 0.1784 -- 100.0
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.005
f_chiral_restr 0.067
f_dihedral_angle_d 12.99
f_angle_d 1.004
f_bond_d 0.006
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 943
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 117

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
d*TREK Data Reduction (intensity integration)
d*TREK Data Reduction (data scaling)
PHASER Structure Solution
PHENIX (phenix.refine: 1.8_1069) Structure Refinement
Software
Software Name Purpose
PHENIX version: (phenix.refine: 1.8_1069) refinement
PHASER model building
ADSC version: Quantum data collection