X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.73 α = 90
b = 70.54 β = 87.02
c = 89.65 γ = 90
Symmetry
Space Group I 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 283
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE -- DOUBLE MIRROR 1995-09-15
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- -- -- -- --

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
2.4 30 92.0 0.129 -- -- 4.44 -- 49034 -- 1.0 --
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)
2.4 2.49 73.0 -- -- 3.1 -- --

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
-- 2.4 6.0 -- 1.0 -- 9841 -- 89.9 -- 0.174 0.174 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.87
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.012
x_dihedral_angle_d 21.22
x_improper_angle_d 1.81
x_angle_deg 1.62
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1845
Nucleic Acid Atoms 0
Heterogen Atoms 98
Solvent Atoms 101

Software

Software
Software Name Purpose
X-PLOR model building version: 2.1
X-PLOR refinement version: 2.1
DENZO data reduction
SCALEPACK data scaling
X-PLOR phasing version: 2.1