X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 32% PEG 1500, pH 7.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 103.59 α = 90
b = 71.53 β = 90
c = 94.54 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 ADSC CCD -- 2001-01-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX14.1 -- SRS PX14.1

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
2.3 30 98.8 0.087 -- -- 5.49 -- 31653 -- -- --
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)
2.3 2.38 98.0 0.281 -- 4.01 5.0 --

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 2.3 29.49 -- -- -- 28850 1540 95.0 -- 0.222 0.219 0.268 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 2.29 2.35 -- 95 1938 0.246 0.335 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 33.41
Anisotropic B[1][1] -1.91
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.95
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_3_deg 15.847
r_angle_refined_deg 1.427
r_symmetry_vdw_refined 0.261
r_nbd_refined 0.278
r_dihedral_angle_1_deg 3.091
r_gen_planes_other 0.004
r_mcbond_it 0.659
r_mcangle_it 1.253
r_bond_refined_d 0.011
r_chiral_restr 0.091
r_gen_planes_refined 0.004
r_xyhbond_nbd_refined 0.207
r_scbond_it 1.816
r_symmetry_hbond_refined 1.08
r_scangle_it 2.856
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4808
Nucleic Acid Atoms 0
Heterogen Atoms 112
Solvent Atoms 195

Software

Software
Software Name Purpose
REFMAC refinement version: 5.0
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing