X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 113 α = 90
b = 157 β = 90
c = 37.2 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 113
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1994-04-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
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
3 30 94.2 0.077 -- -- -- -- 13255 -- 0.0 --

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
-- 3.0 10.0 -- 2.0 -- 12130 -- 89.5 -- 0.235 0.235 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.69
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 2.0
x_scbond_it 1.5
x_mcangle_it 1.5
x_mcbond_it 1.0
x_improper_angle_d 1.0
x_bond_d 0.012
x_angle_deg 1.25
x_dihedral_angle_d 33.4
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2848
Nucleic Acid Atoms 1407
Heterogen Atoms 0
Solvent Atoms 29

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement