X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4
Details 30% PEG-8000, 100MM MES, 50MM CITRIC ACID, PH 4.0 VAPOUR DIFFUSION. PROTEIN CONCENTRATION 7 MG./ML

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.86 α = 90
b = 61.38 β = 96.19
c = 53.33 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE FUJI -- 2000-04-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A -- Photon Factory BL-6A

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
1.5 52.7 76.5 0.056 0.056 -- 2.1 -- 33706 -- -- 11.0
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)
1.5 1.53 70.7 0.203 0.203 3.1 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 1.5 52.7 -- 0.0 -- 32036 1665 76.0 -- 0.182 0.182 0.217 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 11.0
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 1.64
p_singtor_nbd 0.0
p_planar_tor 4.1
p_scangle_it 2.699
p_planar_d 0.031
p_bond_d 0.009
p_angle_d 0.027
p_multtor_nbd 0.249
p_mcbond_it 1.123
p_special_tor 0.0
p_transverse_tor 30.6
p_xyhbond_nbd 0.129
p_staggered_tor 14.5
p_scbond_it 1.825
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2322
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 179

Software

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