X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details AS GIVEN IN REFERENCE 1, pH 6.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.83 α = 90
b = 72.75 β = 90
c = 59.89 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 278
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1993-02
Diffraction Radiation
Monochromator Protocol
-- --
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
1.75 10 96.7 0.03 0.03 -- 4.4 -- 22887 -- 0.0 --
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)
1.75 1.79 92.2 0.052 0.052 14.0 3.1 --

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 1.75 10.0 -- 0.0 -- 22887 -- 96.7 -- 0.14 -- -- --
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 18.4
p_staggered_tor 13.6
p_planar_tor 3.6
p_multtor_nbd 0.29
p_bond_d 0.022
p_angle_d 0.041
p_planar_d 0.048
p_mcbond_it 2.2
p_mcangle_it 2.9
p_scbond_it 3.3
p_scangle_it 4.9
p_plane_restr 0.019
p_chiral_restr 0.018
p_singtor_nbd 0.12
Coordinate Error
Parameter Value
Luzzati Sigma A (Observed) 0.12
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1935
Nucleic Acid Atoms 0
Heterogen Atoms 36
Solvent Atoms 226

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
CCP4 Structure Refinement
Software
Software Name Purpose
CCP4 refinement
AMORE model building