X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.3
Details ATED AMMONIUM SULPHATE, 1.2 M LICL), DROXAMIC ACID, 1OOMM SODIUM CITRATE PH 6.3. HANGING DROP 20 C, 3 UL PROTEIN SOLUTION (11 MG/ML IN 20 MM TRIS HCL PH 8.0 + 4MM ACETOHYDROXAMIC ACID) + 3 MICROLITERS PRECIPITANT SOLUTION, pH 6.30

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 130.88 α = 90
b = 130.88 β = 90
c = 189 γ = 120
Symmetry
Space Group P 63 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH BENT MIRROR 1998-04-30
Diffraction Radiation
Monochromator Protocol
SI(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B -- EMBL/DESY, Hamburg BW7B

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
1.55 35 99.5 0.071 0.071 -- 26.02 -- 138830 -- -3.0 --
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)
1.55 1.58 99.9 0.479 0.479 2.23 4.29 --

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 1.55 32.73 -- 0.0 -- 136971 2754 99.5 -- 0.1513 0.1513 0.19 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.22
RMS Deviations
Key Refinement Restraint Deviation
p_planar_d 0.038
p_scangle_it 3.984
p_singtor_nbd 0.175
p_scbond_it 2.977
p_mcangle_it 2.957
p_angle_d 0.03
p_special_tor 0.0
p_planar_tor 5.1
p_staggered_tor 13.2
p_bond_d 0.013
p_mcbond_it 2.251
p_multtor_nbd 0.254
p_transverse_tor 30.9
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6056
Nucleic Acid Atoms 0
Heterogen Atoms 7
Solvent Atoms 746

Software

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