X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 291.0
Details MES 100mM, MgCl2 200mM, MPD 25%, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.4 α = 90
b = 91.13 β = 90
c = 149.52 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 90
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-07-21
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 -- MPG/DESY, HAMBURG BW6

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
1.6 17.26 98.6 0.047 -- -- 15.7 162845 160528 -- 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)
1.6 -- 88.7 -- -- -- -- --

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
-- 1.6 17.26 -- 2.0 162845 160612 16061 -- -- -- 0.1729 0.2038 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_angle_deg 1.567
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8952
Nucleic Acid Atoms 892
Heterogen Atoms 24
Solvent Atoms 1279

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
SHARP Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
SHARP model building