X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microbatch Under Oil Method
pH 9
Temperature 277.0
Details 1.88M Na2s2o3, 0.1M TAPS PH9, Microbatch under oil method, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 80.64 α = 90
b = 80.64 β = 90
c = 63.22 γ = 120
Symmetry
Space Group P 31

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4r -- 2012-05-20
Diffraction Radiation
Monochromator Protocol
KOHZU double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A 0.979 NSLS X4A

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
2.54 50 97.6 0.06 0.05 -- 7.5 -- 15239 0.0 0.0 --
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)
2.54 2.63 81.0 0.377 0.348 -- 5.8 1257

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 2.54 28.8 -- 0.0 -- 14045 811 97.54 -- 0.23634 0.23476 0.26283 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 2.537 2.603 -- 62 810 0.357 0.358 -- 76.83
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 58.833
Anisotropic B[1][1] 15.62
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 15.62
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -31.25
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.117
r_dihedral_angle_3_deg 16.518
r_dihedral_angle_4_deg 11.336
r_chiral_restr 0.053
r_bond_other_d 0.002
r_angle_other_deg 0.752
r_dihedral_angle_1_deg 6.447
r_dihedral_angle_2_deg 32.781
r_gen_planes_other 0.001
r_bond_refined_d 0.007
r_gen_planes_refined 0.005
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1817
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 40

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
SHELXS phasing
REFMAC refinement version: 5.7.0029
HKL-2000 data reduction
HKL-2000 data scaling