X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.8M LITHIUM SULPHATE, 100MM TRIS/HCL (PH8.5), (5MM FERROUS SULPHATE, 70 MM ACVG, 50MG/ML IPNS), pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.7 α = 90
b = 71.39 β = 90
c = 100.91 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 ADSC CCD TOROIDAL MIRROR 1999-06-17
Diffraction Radiation
Monochromator Protocol
DIAMOND SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-4 -- ESRF ID14-4

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
1.15 29.11 96.2 0.061 -- -- 3.3 -- 115554 -- -- --
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)
1.15 1.21 78.9 0.119 -- 5.3 1.7 --

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 1.15 55.0 -- -- -- 110889 4608 96.0 -- 0.143 0.143 0.152 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 1.15 1.18 -- 206 5530 0.149 0.158 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 8.46
Anisotropic B[1][1] 0.05
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.29
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.33
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 6.125
r_symmetry_vdw_other 0.282
r_nbd_other 0.238
r_chiral_restr 0.077
r_scbond_it 1.603
r_bond_other_d 0.002
r_symmetry_vdw_refined 0.113
r_bond_refined_d 0.007
r_angle_other_deg 0.787
r_mcbond_it 0.779
r_gen_planes_other 0.004
r_nbd_refined 0.207
r_xyhbond_nbd_refined 0.119
r_angle_refined_deg 1.271
r_gen_planes_refined 0.006
r_nbtor_other 0.084
r_symmetry_hbond_refined 0.171
r_mcangle_it 1.278
r_scangle_it 2.462
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2641
Nucleic Acid Atoms 0
Heterogen Atoms 39
Solvent Atoms 586

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
MOSFLM data reduction
SCALA data scaling