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 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_symmetry_hbond_refined 0.176
r_symmetry_vdw_other 0.23
r_bond_other_d 0.003
r_mcangle_it 6.349
r_mcbond_it 3.813
r_symmetry_vdw_refined 0.158
r_scangle_it 10.578
r_angle_refined_deg 1.478
r_nbd_refined 0.215
r_gen_planes_refined 0.006
r_bond_refined_d 0.015
r_chiral_restr 0.091
r_scbond_it 7.144
r_angle_other_deg 1.515
r_dihedral_angle_1_deg 4.567
r_xyhbond_nbd_refined 0.147
r_nbtor_other 0.092
r_nbd_other 0.212
r_gen_planes_other 0.004
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

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
SOLVE V. 2.03 Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
SOLVE version: V. 2.03 model building
REFMAC version: 5.1.24 refinement