X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 300.0
Details 28% polyethylene Glycol Monomethyl ether 2000, 0.1M Bis-Tris., pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 300K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.92 α = 90
b = 146.93 β = 100.84
c = 80.53 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 210 mirrors 2008-07-13
Diffraction Radiation
Monochromator Protocol
Si(111)channel SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X12C 0.9786 NSLS X12C

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
2.7 50 100.0 0.075 -- -- 9.3 37176 37176 0.0 0.0 48.6
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)
2.7 2.87 76.9 0.5 -- 2.0 9.2 4411

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
SAD 2.7 37.12 0.0 1.0 32882 32882 1664 90.6 0.269 0.233 0.233 0.294 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 2.7 2.87 -- 243 4411 0.305 0.376 0.024 76.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 48.6
Anisotropic B[1][1] 3.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 5.96
Anisotropic B[2][2] -8.24
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.97
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 23.9
c_bond_d 0.009
c_angle_deg 1.7
c_mcbond_it 1.29
c_mcangle_it 2.2
c_scangle_it 2.68
c_improper_angle_d 1.11
c_scbond_it 1.77
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Sigma A (Observed) 0.35
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.44
Luzzati Sigma A (R-Free Set) 0.49
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9967
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
CNS refinement version: 1.1
CBASS data collection
HKL-2000 data reduction
HKL-2000 data scaling
SHELXD phasing version: & SHARP