X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.7
Temperature 278.0
Details Tris.HCl pH 7.7-7.8 , sodium 4-(hydroxymercury)benzoate), VAPOR DIFFUSION, HANGING DROP, temperature 278K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 42.09 α = 90
b = 41.38 β = 104.4
c = 72.1 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD OXFORD SAPPHIRE CCD -- 2005-10-30
Diffraction Radiation
Monochromator Protocol
graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SEALED TUBE OXFORD DIFFRACTION ENHANCED ULTRA 1.5418 -- --

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 14.35 45.0 0.05 -- -- -- -- 30498 -- 2.0 --
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 1.69 60.0 -- -- -- -- --

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
MOLECULAR REPLACEMENT 1.6 14.35 -- 2.0 31945 30382 3050 -- -- -- 0.218 0.237 random
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.004
c_angle_deg 1.38
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2049
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 161

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALEPACK data scaling
CNS refinement
CNS phasing