X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details 30% PEG 8000, 0.1M SODIUM CACODYLATE BUFFER PH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 39.62 α = 90
b = 64.53 β = 90
c = 74.98 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC CCD -- 2002-12-22
Diffraction Radiation
Monochromator Protocol
GRAPHITE SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
1.68 50 98.9 0.085 -- -- 20.0 -- 22478 -- -- --
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)
1.68 1.74 97.5 0.295 -- 5.3 -- --

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
MOLECULAR REPLACEMENT 1.68 50.0 -- 0.0 22327 -- 872 99.5 -- 0.17 -- 0.237 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_non_zero_chiral_vol 0.047
s_similar_dist 0.0
s_approx_iso_adps 0.0
s_bond_d 0.007
s_similar_adp_cmpnt 0.062
s_zero_chiral_vol 0.037
s_angle_d 0.023
s_anti_bump_dis_restr 0.009
s_from_restr_planes 0.0271
s_rigid_bond_adp_cmpnt 0.0
Coordinate Error
Parameter Value
Number Disordered Residues 5.0
Occupancy Sum Non Hydrogen 1934.98
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1650
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 284

Software

Software
Software Name Purpose
SHELXL-97 refinement
HKL-2000 data reduction
HKL-2000 data scaling
SHELX phasing