X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details HANGING DROP VAPOR-DIFFUSION AT 4 DEGR. 0.5MM COMPLEX IN 100MMTRIS-HCL, PH 7.4, 0.9M AMMONIUMSULFATE.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.21 α = 90
b = 92.21 β = 90
c = 607.85 γ = 120
Symmetry
Space Group P 65 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate -- 1999-04-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 -- MPG/DESY, HAMBURG BW6

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
2.3 20 79.1 -- 0.069 -- 3.7 -- 55229 -- -- 26.3
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)
2.3 2.4 56.0 -- 0.11 11.0 -- --

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 2.3 19.97 -- 0.0 -- 55229 2791 79.1 -- 0.222 0.222 0.268 RANDOM
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 2.3 2.44 -- 300 6049 0.249 0.348 0.02 55.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 30.4
Anisotropic B[1][1] 0.49
Anisotropic B[1][2] 4.19
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.49
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.99
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 23.1
c_scbond_it 1.829
c_scangle_it 2.854
c_improper_angle_d 0.83
c_mcbond_it 1.244
c_bond_d 0.007
c_mcangle_it 2.155
c_angle_deg 1.3
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.2
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.37
Luzzati Sigma A (R-Free Set) 0.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8699
Nucleic Acid Atoms 0
Heterogen Atoms 139
Solvent Atoms 274

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing
CNS phasing
CNS refinement version: 1.0