X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 100MM NA HEPES, 150MM KSCN 20% ETHYLENE GLYCOL, 20% PEG3350, pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 93.27 α = 90
b = 93.27 β = 90
c = 83.06 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
2.34 20 99.8 0.086 -- -- 5.9 -- 29468 -- -- --
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)
2.34 2.38 100.0 0.267 -- 6.75 5.0 --

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
MAD 2.34 20.0 -- -- -- 15158 798 100.0 -- 0.196 0.193 0.243 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 2.34 2.4 -- 66 1084 0.214 0.337 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.78
Anisotropic B[1][1] -2.49
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -2.49
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.98
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.12
r_scbond_it 2.835
r_mcbond_it 0.756
r_bond_refined_d 0.018
r_symmetry_hbond_refined 0.12
r_xyhbond_nbd_refined 0.128
r_dihedral_angle_2_deg 35.524
r_gen_planes_refined 0.007
r_mcangle_it 1.417
r_nbd_refined 0.205
r_dihedral_angle_1_deg 7.578
r_dihedral_angle_3_deg 16.098
r_angle_refined_deg 1.677
r_scangle_it 4.205
r_dihedral_angle_4_deg 21.397
r_symmetry_vdw_refined 0.223
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2260
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 92

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.11
DENZO data reduction
SCALEPACK data scaling
SOLVE phasing