X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 291.0
Details 0.1 M Hepes buffer, 25% PEG 3350, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.1 α = 90
b = 79.88 β = 90
c = 44.62 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD SBC-3 -- 2006-02-08
Diffraction Radiation
Monochromator Protocol
double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-BM 0.97923 APS 19-BM

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
1.35 30.4 92.6 0.075 -- -- 12.3 36110 36110 0.0 0.0 20.1
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)
1.35 1.37 41.7 0.51 -- 2.07 5.6 800

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 1.35 30.4 0.0 0.0 36032 36032 2108 92.87 0.1536 0.1536 0.1541 0.2065 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 1.347 1.382 1364 92 1364 0.224 0.28 -- 48.49
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.782
Anisotropic B[1][1] -1.29
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 2.12
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.83
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.229
r_mcbond_it 1.469
r_dihedral_angle_3_deg 13.918
r_sphericity_bonded 5.086
r_scbond_it 3.174
r_scangle_it 4.08
r_gen_planes_refined 0.008
r_angle_refined_deg 1.509
r_dihedral_angle_4_deg 17.299
r_dihedral_angle_1_deg 5.575
r_bond_refined_d 0.014
r_rigid_bond_restr 2.078
r_chiral_restr 0.106
r_xyhbond_nbd_refined 0.226
r_nbtor_refined 0.318
r_sphericity_free 6.429
r_mcangle_it 2.137
r_symmetry_hbond_refined 0.221
r_symmetry_vdw_refined 0.204
r_dihedral_angle_2_deg 35.703
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1329
Nucleic Acid Atoms 0
Heterogen Atoms 9
Solvent Atoms 392

Software

Software
Software Name Purpose
REFMAC refinement version: 5.2.0019
SBC-Collect data collection
SCALEPACK data scaling
HKL-3000 phasing
SHELXD phasing
MLPHARE phasing
DM phasing
SOLVE phasing
RESOLVE phasing