X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details 3.2M AMMONIUM SULPHATE, 0.2M LISO4, 0.1M CITRATE PH5.6, pH 5.60

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 88.26 α = 90
b = 88.26 β = 90
c = 217.85 γ = 120
Symmetry
Space Group P 31 1 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-06-15
Diffraction Radiation
Monochromator Protocol
SI 111 CHANNEL CUT MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
2.18 28.9 97.6 -- 0.045 -- 3.6 -- 48724 -- -- 24.0
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)
2.18 2.26 77.4 -- 0.196 6.05 3.5 --

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 2.18 25.0 -- 0.0 -- 48747 2462 97.6 -- -- 0.14 0.193 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 24.95
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 29.1
p_staggered_tor 15.0
p_planar_tor 4.1
p_xyhbond_nbd 0.148
p_multtor_nbd 0.251
p_bond_d 0.012
p_angle_d 0.032
p_planar_d 0.035
p_mcbond_it 1.31
p_mcangle_it 1.822
p_scbond_it 1.78
p_scangle_it 2.557
p_plane_restr 0.0206
p_chiral_restr 0.114
p_singtor_nbd 0.181
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5943
Nucleic Acid Atoms 0
Heterogen Atoms 83
Solvent Atoms 847

Software

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