X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 291.0
Details PEG8000, HEPES, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 138.65 α = 90
b = 49.22 β = 117.32
c = 68.93 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 1999-12-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SPRING-8 BEAMLINE BL44B2 0.7 SPring-8 BL44B2

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
1.8 40 97.7 0.05 4.6 -- 6.7 252800 37507 -- -- 36.99
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)
1.8 1.9 96.6 0.2239 20.3 3.7 3.4 5384

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
MAD and MR 1.8 10.0 -- 2.0 37123 33443 3680 96.9 -- -- 0.2154 0.2591 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 1.8 1.91 5465 617 -- 0.3076 0.3435 -- 97.6
X Ray Diffraction 1.91 2.06 5578 590 -- 0.2491 0.2971 -- 0.9596
X Ray Diffraction 2.06 2.26 5573 574 -- 0.2409 0.3012 -- 0.9714
X Ray Diffraction 2.26 2.59 5607 613 -- 0.2357 0.2868 -- 0.9752
X Ray Diffraction 2.59 3.24 5607 653 -- 0.2304 0.288 -- 0.9781
X Ray Diffraction 3.24 10.0 5613 633 -- 0.2103 0.2286 -- 0.9591
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model individual restrained
Mean Isotropic B 41.64
Anisotropic B[1][1] 4.25
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -6.046
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.796
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 21.88
c_mcbond_it 1.525
c_scangle_it 3.037
c_improper_angle_d 0.83
c_angle_deg 1.59
c_scbond_it 2.443
c_mcangle_it 2.002
c_bond_d 0.045
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2503
Luzzati Sigma A (Observed) 0.1863
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.3036
Luzzati Sigma A (R-Free Set) 0.2075
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2826
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 376

Software

Software
Software Name Purpose
SHARP phasing
SOLVE phasing
AMoRE phasing
CNS refinement version: 1.0
MOSFLM data reduction
CCP4 data scaling version: (SCALA)