X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details 0.08 M MAGNESIUM ACETATE, 0.05M SODIUM CACODYLATE PH 6.5, 30 % PEG 4000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35.4 α = 90
b = 58.92 β = 101.48
c = 36.58 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2003-05-05
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.861,1.040 ESRF BM14

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
1.5 25 98.6 0.08 -- -- 3.7 -- 23341 -- 2.0 --
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)
1.5 1.58 99.5 0.44 -- 3.2 3.3 --

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 1.5 25.0 -- -- -- 22641 617 98.2 -- 0.147 0.145 0.2 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 1.5 1.54 -- 43 1673 0.206 0.238 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.01
Anisotropic B[1][1] 0.57
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.44
Anisotropic B[2][2] -0.64
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.1
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.62
r_scbond_it 3.225
r_xyhbond_nbd_refined 0.162
r_nbd_other 0.264
r_chiral_restr 0.131
r_nbtor_other 0.091
r_bond_other_d 0.002
r_symmetry_hbond_refined 0.202
r_gen_planes_refined 0.01
r_dihedral_angle_1_deg 6.717
r_bond_refined_d 0.02
r_angle_refined_deg 1.785
r_symmetry_vdw_other 0.273
r_symmetry_vdw_refined 0.148
r_mcbond_it 1.657
r_nbd_refined 0.217
r_mcangle_it 2.383
r_angle_other_deg 0.958
r_gen_planes_other 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1195
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 217

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
DENZO data reduction
SCALEPACK data scaling
RSPS phasing
MLPHARE phasing
DM phasing