X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.6
Details 50 MM NA SULFATE, 50 MM NA CITRATE PH 5.5, 10% PEG 4000, 30% GLYCEROL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.42 α = 90
b = 147.33 β = 90
c = 158.57 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH PREMIRROR, TRIANGULAR MONOCHROMATOR, BENT MIRROR --
Diffraction Radiation
Monochromator Protocol
MIRROR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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
2.19 20 97.5 0.0644 -- -- 6.38 -- 86268 -- -- --
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)
2.19 2.3 83.1 0.452 -- 5.1 5.61 --

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 2.19 20.0 -- -- -- 81913 4246 97.7 -- 0.197 0.195 0.22 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 2.19 2.24 -- 117 4242 0.256 0.345 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.95
Anisotropic B[1][1] -2.27
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.71
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.56
RMS Deviations
Key Refinement Restraint Deviation
r_gen_planes_refined 0.008
r_scbond_it 3.688
r_xyhbond_nbd_refined 0.144
r_scangle_it 5.589
r_bond_refined_d 0.019
r_angle_refined_deg 1.635
r_metal_ion_refined 0.058
r_nbd_refined 0.208
r_symmetry_vdw_refined 0.229
r_symmetry_hbond_refined 0.2
r_chiral_restr 0.119
r_mcbond_it 1.54
r_mcangle_it 2.863
r_dihedral_angle_1_deg 6.603
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7594
Nucleic Acid Atoms 0
Heterogen Atoms 44
Solvent Atoms 573

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.19
DENZO data reduction
SCALEPACK data scaling