X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details pH 4.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 73.12 α = 90
b = 73.12 β = 90
c = 31.09 γ = 120
Symmetry
Space Group P 61

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
DIFFRACTOMETER WEISSENBERG -- 1996-02-20
Diffraction Radiation
Monochromator Protocol
SI(111) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6B -- Photon Factory BL-6B

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
1.7 30 95.0 0.05 -- -- 9.2 -- 10063 -- 2.0 --
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)
1.7 1.76 83.3 0.148 -- 2.45 -- --

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 1.7 6.0 -- 2.0 -- 9809 1016 95.0 -- 0.234 0.234 0.255 --
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.7 1.78 -- 117 891 0.34 0.365 -- 83.0
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.75
x_bond_d 0.013
x_dihedral_angle_d 27.4
x_angle_deg 2.78
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 758
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 49

Software

Software
Software Name Purpose
X-PLOR model building version: 3.0
X-PLOR refinement version: 3.0
DENZO data reduction
SCALEPACK data scaling
X-PLOR phasing version: 3.0