X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.6
Details pH 4.60

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 98.64 α = 90
b = 98.64 β = 90
c = 27.7 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 14-BM-D -- APS 14-BM-D

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
1.99 40 79.2 0.046 -- -- 8.5 -- 8498 -- -- --
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)
1.99 2.06 27.5 0.141 -- 6.6 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 2.0 40.0 -- -- -- 8088 398 79.7 -- 0.163 0.161 0.203 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 2.0 2.05 -- 10 208 0.214 0.181 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.06
Anisotropic B[1][1] 0.99
Anisotropic B[1][2] 0.5
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.99
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.49
RMS Deviations
Key Refinement Restraint Deviation
r_metal_ion_refined 0.045
r_xyhbond_nbd_refined 0.149
r_dihedral_angle_1_deg 6.802
r_symmetry_vdw_refined 0.231
r_gen_planes_refined 0.007
r_mcangle_it 1.503
r_mcbond_it 0.817
r_symmetry_hbond_refined 0.249
r_nbd_refined 0.214
r_chiral_restr 0.111
r_bond_refined_d 0.018
r_scbond_it 2.613
r_scangle_it 4.107
r_angle_refined_deg 1.58
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 966
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 122

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
MOLREP phasing