X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 4.5
Temperature 293.0
Details ammonium sulphate, sodium acetate, sodium chloride, pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.31 α = 90
b = 93.41 β = 90
c = 103.93 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-10-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.1 1.00 ALS 5.0.1

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
1.4 50 98.8 0.043 -- -- 8.7 44171 44171 -- -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)
1.4 1.45 93.4 0.2 -- 4.5 -- --

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
ISOMORPHOUS 1.4 10.0 -- 0.0 44020 44020 2201 98.7 0.1279 0.1279 -- 0.189 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_angle_d 0.032
s_approx_iso_adps 0.091
s_from_restr_planes 0.0322
s_rigid_bond_adp_cmpnt 0.003
s_similar_dist 0.0
s_zero_chiral_vol 0.059
s_non_zero_chiral_vol 0.072
s_similar_adp_cmpnt 0.051
s_bond_d 0.012
s_anti_bump_dis_restr 0.04
Coordinate Error
Parameter Value
Number Disordered Residues 12.0
Occupancy Sum Hydrogen 1690.0
Occupancy Sum Non Hydrogen 2069.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1844
Nucleic Acid Atoms 0
Heterogen Atoms 32
Solvent Atoms 239

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
SHELXL-97 refinement