X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.7
Temperature 277.0
Details 2.5 M (NH4)2SO4, Tris-SO4, methylmercuric acetate, pH 7.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.56 α = 90
b = 41.7 β = 104.38
c = 72.71 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 QUANTUM 4 mirrors 2005-04-20
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 0.9124 CHESS F1

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
0.99 60 93.0 0.093 0.093 -- 3.6 127404 127404 0.0 0.0 7.27
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)
0.99 1.03 53.9 0.479 0.479 2.0 1.9 7333

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
AB INITIO 0.99 60.0 0.0 0.0 126056 126056 1328 91.8 0.1229 0.1233 0.1233 0.1349 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.103
s_similar_adp_cmpnt 0.052
s_rigid_bond_adp_cmpnt 0.005
s_anti_bump_dis_restr 0.098
s_non_zero_chiral_vol 0.095
s_zero_chiral_vol 0.094
s_from_restr_planes 0.0196
s_similar_dist 0.0
s_angle_d 0.026
s_bond_d 0.013
Coordinate Error
Parameter Value
Number Disordered Residues 17.0
Occupancy Sum Hydrogen 2015.64
Occupancy Sum Non Hydrogen 2392.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2074
Nucleic Acid Atoms 0
Heterogen Atoms 65
Solvent Atoms 285

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement
SHELX model building