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 = 96.07 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 95.2 -- -- -- -- 11295 11295 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 2.155 98.53 -- -- -- -- --

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 11295 11295 558 95.2 0.172 0.172 0.17015 0.21193 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 2.155 -- 45 829 0.235 0.291 -- 98.53
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 25.792
Anisotropic B[1][1] -0.15
Anisotropic B[1][2] -0.08
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.15
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.23
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.207
r_nbtor_refined 0.307
r_symmetry_vdw_refined 0.198
r_scbond_it 3.533
r_scangle_it 5.689
r_dihedral_angle_2_deg 36.855
r_dihedral_angle_4_deg 15.686
r_dihedral_angle_1_deg 5.332
r_mcbond_it 1.289
r_gen_planes_refined 0.007
r_bond_refined_d 0.017
r_angle_refined_deg 1.56
r_chiral_restr 0.106
r_xyhbond_nbd_refined 0.16
r_dihedral_angle_3_deg 16.269
r_symmetry_hbond_refined 0.251
r_mcangle_it 1.848
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1289
Nucleic Acid Atoms 0
Heterogen Atoms 2
Solvent Atoms 172

Software

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