X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.5
Temperature 277.0
Details MPEG 5000, pH 5.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 48.54 α = 90
b = 41.95 β = 98.36
c = 144.98 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 97
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-03-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 1.0 SSRL BL9-2

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
1.05 30 95.5 -- 0.063 -- 2.5 256887 256887 -- -- --
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)
1.05 1.07 64.0 -- 0.667 1.0 -- --

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
FOURIER SYNTHESIS 1.05 10.0 -- 4.0 243963 179570 12716 90.8 -- 0.143 -- 0.169 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 1.05 10.0 -- 12716 -- 0.143 0.169 -- --
RMS Deviations
Key Refinement Restraint Deviation
s_approx_iso_adps 0.105
s_similar_dist 0.0
s_rigid_bond_adp_cmpnt 0.005
s_angle_d 0.029
s_zero_chiral_vol 0.089
s_from_restr_planes 0.03
s_non_zero_chiral_vol 0.093
s_bond_d 0.014
s_similar_adp_cmpnt 0.047
s_anti_bump_dis_restr 0.119
Coordinate Error
Parameter Value
Number Disordered Residues 7.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3788
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 708

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHELXL-97 Structure Refinement
Software
Software Name Purpose
SHELXL-97 refinement