X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details Li2SO4, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 97.84 α = 90
b = 97.84 β = 90
c = 82.68 γ = 120
Symmetry
Space Group P 62

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2002-08-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X9B 0.98 NSLS X9B

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
1.3 30 99.9 -- 0.082 -- 7.7 110018 110018 0.0 -3.0 --
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)
1.3 1.35 99.5 -- 0.77 2.28 -- 10917

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
AB INITIO 1.3 10.0 -- 0.0 109765 109756 5501 94.9 -- -- 0.164 0.1954 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_rigid_bond_adp_cmpnt 0.004
s_non_zero_chiral_vol 0.088
s_similar_adp_cmpnt 0.042
s_similar_dist 0.0
s_bond_d 0.013
s_approx_iso_adps 0.092
s_angle_d 0.029
s_zero_chiral_vol 0.074
s_from_restr_planes 0.0289
s_anti_bump_dis_restr 0.026
Coordinate Error
Parameter Value
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 3137.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2752
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 484

Software

Software
Software Name Purpose
SHELX model building
SHELXL-97 refinement
DENZO data reduction
SCALEPACK data scaling
SHELX phasing