X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 60-70% AMMONIUM SULFATE, 100MM TRIS-HCL, pH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 56.49 α = 90
b = 87.99 β = 90
c = 35.08 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-08
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
1.58 40 98.9 0.36 -- -- -- -- 24403 -- -- 19.72
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)
1.56 1.58 100.0 0.334 -- 1.6 2.0 --

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 1.58 40.0 -- -- 92144 92144 -- 98.9 -- -- 0.184 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.96
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 25.0
p_multtor_nbd 0.26
p_planar_tor 1.82
p_angle_d 0.031
p_singtor_nbd 0.18
p_bond_d 0.009
p_chiral_restr 0.131
p_staggered_tor 17.1
p_planar_d 0.033
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.15
Luzzati Sigma A (Observed) 0.17
Luzzati Resolution Cutoff (Low) 40.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1105
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 110

Software

Software
Software Name Purpose
AMoRE phasing
PROLSQ refinement
DENZO data reduction
SCALEPACK data scaling