X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 167.7 α = 90
b = 46.97 β = 90
c = 44.09 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-03-30
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.5418 SSRL BL7-1

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
1.7 10 97.4 0.087 -- -- 3.5 -- 35168 -- 1.0 12.4
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)
1.7 1.9 98.6 0.244 -- -- 2.0 --

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
-- 1.86 10.0 -- 1.0 -- 32045 2956 99.0 -- 0.185 0.185 0.239 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 1.947
t_bond_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2433
Nucleic Acid Atoms 0
Heterogen Atoms 53
Solvent Atoms 145

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (TRUNCATE) Data Reduction (data scaling)
EPMR Structure Solution
TNT Structure Refinement
Software
Software Name Purpose
TNT refinement
EPMR model building