X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 277.0
Details 0.1M sodium citrate, 0.2M ammonium acetate, 26% PEG 4000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 34.85 α = 90
b = 46.35 β = 92.53
c = 37.32 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD -- 2007-04-08
Diffraction Radiation
Monochromator Protocol
C(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 21-ID-D 0.97869 APS 21-ID-D

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
1.03 50 72.4 0.046 -- -- 3.8 -- 42691 -- 1.0 14.5
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)
1.03 1.07 4.8 0.806 -- 0.759 1.4 284

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 1.22 10.0 -- 4.0 32033 26990 1417 84.2 0.188 0.124 0.1137 0.1848 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 1.22 1.252 1986 -- -- 0.236 0.259 -- 79.82
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.928
RMS Deviations
Key Refinement Restraint Deviation
s_non_zero_chiral_vol 0.093
s_bond_d 0.013
s_anti_bump_dis_restr 0.017
s_angle_d 0.031
s_from_restr_planes 0.425
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1090
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 310

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing
SHELX refinement
PDB_EXTRACT data extraction version: 3.005
EMBL data collection
HKL-2000 data reduction
HKL-2000 data scaling
SHELXL refinement