X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6
Temperature 298.0
Details 20% PEG 4000, 0.2M magnesium acetate, 0.1M HEPES, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 40.05 α = 90
b = 72.97 β = 90
c = 82.87 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 115
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD BRUKER -- 1999-07-03
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.0 APS 17-ID

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
1.79 36 92.4 0.089 -- -- 6.8 -- 21637 -- -- --
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)
1.8 1.9 88.3 0.362 -- 2.8 6.4 --

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 1.79 10.0 -- 0.0 21637 -- 115 93.1 0.163 0.164 0.1641 0.248 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_from_restr_planes 0.0271
s_non_zero_chiral_vol 0.045
s_similar_adp_cmpnt 0.079
s_zero_chiral_vol 0.038
s_approx_iso_adps 0.0
s_anti_bump_dis_restr 0.008
s_rigid_bond_adp_cmpnt 0.0
s_similar_dist 0.0
s_bond_d 0.007
s_angle_d 0.024
Coordinate Error
Parameter Value
Number Disordered Residues 12.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2305.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2079
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 212

Software

Software
Software Name Purpose
X-GEN data collection
X-GEN data reduction
SHELX model building
SHELXL-97 refinement
X-GEN data scaling
SHELX phasing