X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details 3% glycerol, 200 mM ammonium sulfate, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 143.61 α = 90
b = 143.61 β = 90
c = 41.51 γ = 120
Symmetry
Space Group P 3 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2011-04-21
Diffraction Radiation
Monochromator Protocol
Rosenbaum-Rock double crystal sagittal focusing SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 1.075 NSLS X29A

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
1.9 41.46 100.0 -- 0.098 -- 6.0 38862 38862 -- -- --
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)
1.9 2.0 99.9 0.421 0.421 1.8 5.8 5629

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 1.9 39.375 -- 1.34 -- 38853 1418 99.95 -- 0.1633 0.1624 0.1858 --
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 1.9 1.9681 -- 142 3741 0.1901 0.2057 -- 100.0
X Ray Diffraction 1.9681 2.0468 -- 140 3687 0.1731 0.223 -- 100.0
X Ray Diffraction 2.0468 2.14 -- 141 3686 0.1691 0.1933 -- 100.0
X Ray Diffraction 2.14 2.2528 -- 139 3708 0.1624 0.1844 -- 100.0
X Ray Diffraction 2.2528 2.3939 -- 142 3737 0.1567 0.1814 -- 100.0
X Ray Diffraction 2.3939 2.5787 -- 136 3748 0.1605 0.1873 -- 100.0
X Ray Diffraction 2.5787 2.8382 -- 142 3720 0.1626 0.194 -- 100.0
X Ray Diffraction 2.8382 3.2487 -- 142 3767 0.1536 0.2038 -- 100.0
X Ray Diffraction 3.2487 4.0924 -- 143 3775 0.1423 0.1539 -- 100.0
X Ray Diffraction 4.0924 39.3832 -- 151 3866 0.1786 0.1848 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.6498
Anisotropic B[1][1] 1.2138
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.2138
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.4276
RMS Deviations
Key Refinement Restraint Deviation
f_plane_restr 0.009
f_dihedral_angle_d 20.395
f_angle_d 1.117
f_bond_d 0.007
f_chiral_restr 0.072
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2266
Nucleic Acid Atoms 0
Heterogen Atoms 43
Solvent Atoms 325

Software

Software
Software Name Purpose
SCALA data scaling version: 3.3.16
PHASER phasing
PHENIX refinement version: 1.7.1_743
PDB_EXTRACT data extraction version: 3.10
CBASS data collection
MOSFLM data reduction