X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 295.0
Details 1M Lithium sulfate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 83.83 α = 90
b = 66.52 β = 114.96
c = 56.15 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 ADSC QUANTUM 4 cylindrical glass mirror with Pt and Pd coatings 2002-03-16
Diffraction Radiation
Monochromator Protocol
Si (111) double-crystal MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID 1.0093, 0.9794, 0.9796, 0.9649 APS 17-ID

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 26 98.6 0.098 -- -- 4.1 18965 18965 0.0 -3.0 44.7
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)
2.0 2.05 92.8 0.337 -- 2.2 3.8 1173

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 2.0 10.0 -- 0.0 18703 18703 -- 100.0 0.223 0.223 0.223 -- NA
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 2.0 2.05 -- -- 1327 0.278 -- -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 46.6
Anisotropic B[1][1] -2.69
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.43
Anisotropic B[2][2] 1.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.29
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 14.812
r_bond_refined_d 0.016
r_angle_refined_deg 1.816
r_dihedral_angle_1_deg 6.498
r_chiral_restr 0.125
r_gen_planes_refined 0.007
r_nbd_refined 0.298
r_xyhbond_nbd_refined 0.241
r_symmetry_vdw_refined 0.368
r_symmetry_hbond_refined 0.281
r_mcbond_it 8.725
r_mcangle_it 11.206
r_scbond_it 14.737
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.268
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2498
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 166

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
MLPHARE Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement