X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.1
Temperature 293.0
Details ~ 2.0 M Na/K phosphate, 50 mM beta-mercaptoethanol, pH 7.1, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.76 α = 90
b = 60.76 β = 90
c = 96.05 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 mirrors 2004-11-15
Diffraction Radiation
Monochromator Protocol
Silicon crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 0.9174 CHESS F1

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
2.1 52.63 95.04 0.052 -- -- -- 11258 11258 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)
2.1 2.154 98.98 -- -- -- -- --

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
-- 2.1 52.63 -- 0.0 11258 11258 572 95.04 0.17473 0.17473 0.17177 0.2319 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 2.1 2.154 -- 49 826 0.245 0.295 -- 98.98
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.364
Anisotropic B[1][1] -0.05
Anisotropic B[1][2] -0.03
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.05
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.08
RMS Deviations
Key Refinement Restraint Deviation
r_symmetry_hbond_refined 0.185
r_mcangle_it 1.933
r_dihedral_angle_1_deg 5.073
r_scbond_it 3.721
r_dihedral_angle_2_deg 36.908
r_scangle_it 5.753
r_symmetry_vdw_refined 0.194
r_chiral_restr 0.106
r_mcbond_it 1.327
r_dihedral_angle_3_deg 15.802
r_gen_planes_refined 0.007
r_nbd_refined 0.211
r_nbtor_refined 0.305
r_dihedral_angle_4_deg 8.816
r_bond_refined_d 0.019
r_xyhbond_nbd_refined 0.19
r_angle_refined_deg 1.533
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1289
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 209

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0005
Adxv data processing
SCALEPACK data scaling