X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Soaking
pH 9
Temperature 295.0
Details 5 mM ATP 5 mM MgCl2 500 mM NaCl, 14-18% PEG 6000, 10 mM ZnCl2, 100 mM Bicine pH 9, pH 9.0, Soaking, temperature 295K
Method Vapor Diffusion
pH 9
Temperature 295.0
Details 8 mg/ml UvrB, 500 mM NaCl, 14-18% PEG 6000, 10 mM ZnCl2, 100 mM Bicine pH 9, pH 9.0, VAPOR DIFFUSION, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 153.44 α = 90
b = 153.44 β = 90
c = 80.74 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 90
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1999-08-09
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X26C -- NSLS X26C

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
3.15 20 100.0 0.14 -- -- 6.0 19075 19075 -1000.0 -3.0 76.0
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)
3.15 3.32 100.0 0.48 -- -- 7.0 2669

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
-- 3.15 20.0 -1000.0 -1000.0 19075 19075 954 100.0 -- -- 0.262 0.335 random
RMS Deviations
Key Refinement Restraint Deviation
r_angle_d 0.031
r_bond_d 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4632
Nucleic Acid Atoms 0
Heterogen Atoms 34
Solvent Atoms 0

Software

Computing
Computing Package Purpose
MAR Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
DIFFERENCE FOURIER (CCP4) Structure Solution
REFMAC, XPLOR Structure Refinement
Software
Software Name Purpose
XPLOR refinement
REFMAC refinement
DIFFERENCE version: FOURIER (CCP4) model building