X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.0
Details 15% PEG 4000, 0.2 M ammonium sulfate, 5 mM cobalt(II) chloride, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42 α = 90
b = 42 β = 90
c = 149.1 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.3.1 1.1159 ALS 8.3.1

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
2.8 74.5 99.9 0.041 -- -- 13.2 -- 4162 -- 2.0 104.0
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)
2.8 2.95 99.9 0.35 -- 2.0 -- --

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
MOLECULAR REPLACEMENT 2.8 20.0 -- 0.0 -- 3695 423 99.9 -- 0.28016 0.27353 0.34206 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 2.8 2.87 -- 33 237 0.279 0.535 -- 99.26
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 97.859
Anisotropic B[1][1] 2.39
Anisotropic B[1][2] 1.19
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.39
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.58
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_2_deg 34.937
r_scangle_it 1.414
r_dihedral_angle_3_deg 19.221
r_bond_refined_d 0.009
r_chiral_restr 0.07
r_scbond_it 0.835
r_nbd_refined 0.218
r_mcangle_it 0.579
r_dihedral_angle_1_deg 5.023
r_xyhbond_nbd_refined 0.116
r_symmetry_hbond_refined 0.298
r_nbtor_refined 0.301
r_angle_refined_deg 1.092
r_symmetry_vdw_refined 0.195
r_mcbond_it 0.328
r_gen_planes_refined 0.003
r_dihedral_angle_4_deg 22.947
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1102
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 1

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
ADSC data collection version: QUANTUM
MOSFLM data reduction
CCP4 data scaling version: (SCALA)
EPMR phasing