X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details 100 MM TRIS/HCL PH 8.5 10% PEG2000, 100 MM MGCL2, 15% ETHYLENGLYCOL

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 43.18 α = 90
b = 95.92 β = 97.05
c = 104.83 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 TOROIDAL MIRROR 2002-05-15
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL, SI(111) OR SI(311) --
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
1.8 20 99.7 0.069 -- -- 3.7 -- 74292 -- -3.0 --
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)
1.8 1.97 100.0 0.46 -- 2.8 3.7 --

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
SAD 1.8 20.0 -- -- -- 74292 3874 99.7 -- 0.184 0.182 0.217 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 1.8 1.86 -- 346 7185 0.257 0.303 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.72
Anisotropic B[1][1] 0.0
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.55
Anisotropic B[2][2] 1.09
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.72
RMS Deviations
Key Refinement Restraint Deviation
r_bond_other_d 0.003
r_angle_other_deg 1.515
r_symmetry_hbond_refined 0.176
r_dihedral_angle_1_deg 4.567
r_nbtor_other 0.092
r_gen_planes_other 0.004
r_xyhbond_nbd_refined 0.147
r_chiral_restr 0.091
r_bond_refined_d 0.015
r_angle_refined_deg 1.478
r_symmetry_vdw_other 0.23
r_nbd_other 0.212
r_scbond_it 7.144
r_scangle_it 10.578
r_mcbond_it 3.813
r_mcangle_it 6.349
r_nbd_refined 0.215
r_gen_planes_refined 0.006
r_symmetry_vdw_refined 0.158
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5108
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 254

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
XDS data reduction
XSCALE data scaling
SOLVE phasing version: V. 2.03