X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6
Details pH 6.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 34.89 α = 90
b = 60.98 β = 90
c = 72.43 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 287
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD PRINCETON 2K -- 1995-02
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F2 -- CHESS F2

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
1.1 99 69.3 0.059 -- -- 3.4 -- 44040 -- -- --
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)
1.1 1.14 45.0 0.37 -- 4.0 2.5 --

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
SIRAS 1.1 99.0 -- 0.0 43972 -- 2232 69.2 0.1226 0.1279 -- 0.1816 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
s_zero_chiral_vol 0.079
s_from_restr_planes 0.027
s_angle_d 0.029
s_similar_adp_cmpnt 0.046
s_similar_dist 0.0
s_rigid_bond_adp_cmpnt 0.005
s_non_zero_chiral_vol 0.091
s_bond_d 0.013
s_approx_iso_adps 0.0
s_anti_bump_dis_restr 0.063
Coordinate Error
Parameter Value
Number Disordered Residues 4.0
Occupancy Sum Hydrogen 1203.0
Occupancy Sum Non Hydrogen 1576.5
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1450
Nucleic Acid Atoms 0
Heterogen Atoms 5
Solvent Atoms 143

Software

Software
Software Name Purpose
DENZO data reduction
SHELX model building
SHELX refinement
SHELX phasing