X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 15% POLYETHYLENE GLYCOL 4000, 0.1 M (NH4)2SO4, 0.2% ETHANOL, pH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 85.32 α = 90
b = 85.32 β = 90
c = 136.77 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 288
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT MIRROR 1996-11-01
Diffraction Radiation
Monochromator Protocol
GE(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
2.75 72 100.0 0.062 -- -- 2.4 -- 13769 -- 2.0 31.0
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)
2.75 -- -- -- -- 4.1 -- --

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 2.75 72.0 -- 2.0 12901 28360 1509 100.0 -- -- 0.232 0.332 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 2.626
p_scbond_it 1.178
p_scangle_it 2.072
p_planar_d 0.058
p_mcbond_it 1.49
p_planar_tor 8.9
p_xyhbond_nbd 0.208
p_transverse_tor 24.8
p_multtor_nbd 0.254
p_chiral_restr 0.78
p_angle_d 0.04
p_singtor_nbd 0.2
p_plane_restr 0.023
p_special_tor 85.2
p_bond_d 0.011
p_staggered_tor 27.8
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.35
Luzzati Resolution Cutoff (Low) 10.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3360
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 28

Software

Software
Software Name Purpose
DENZO data reduction
CCP4 data reduction
AMoRE phasing
CCP4 refinement
CCP4 data scaling