X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details 1.4M sodium potassium phosphate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 62.2 α = 90
b = 88.3 β = 90
c = 41.6 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1992-04-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 -- EMBL/DESY, Hamburg X31

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
1.7 10 92.0 0.05 -- -- 4.2 88517 24067 2.0 1.0 23.0
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)
1.7 1.74 82.9 0.106 -- -- 2.2 1622

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
-- 1.7 10.0 2.0 2.0 24067 24067 0 92.0 0.182 0.182 0.182 -- 0
RMS Deviations
Key Refinement Restraint Deviation
t_nbd 0.045
t_it 1.437
t_angle_deg 1.587
t_dihedral_angle_d 15.734
t_bond_d 0.006
t_incorr_chiral_ct 0.0
t_gen_planes 0.012
t_trig_c_planes 0.007
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2025
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 150

Software

Software
Software Name Purpose
MAR345 data collection
ROTAVATA data reduction
MLPHARE phasing
TNT refinement
CCP4 data scaling version: (AGROVATA
ROTAVATA data scaling