Difference between revisions of "Computational Chemistry II"

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Calculation
 
Calculation
 
:optimize and vibrational frequency
 
:optimize and vibrational frequency
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3.8088e-4 H = 1 kJ/mol
  
 
====Heat of Combustion====
 
====Heat of Combustion====
Line 14: Line 16:
 
https://www.uow.edu.au/~adamt/Trevitt_Research/Links_files/pKa%20workshop%20slides.pdf
 
https://www.uow.edu.au/~adamt/Trevitt_Research/Links_files/pKa%20workshop%20slides.pdf
  
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[[File:Screen Shot 2018-04-26 at 1.49.55 PM.png|400px]]
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[[File:Screen Shot 2018-04-26 at 1.43.56 PM.png|400px]]
  
 
===NMR Computations===
 
===NMR Computations===
 
:https://en.wikipedia.org/wiki/Tetramethylsilane
 
:https://en.wikipedia.org/wiki/Tetramethylsilane
 
:https://en.wikipedia.org/wiki/Chemical_shift
 
:https://en.wikipedia.org/wiki/Chemical_shift
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 +
Calculation
 +
:optimize energy first using B#LYP/6-31G(d)
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:then do NMR calculation using optimized geometry
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:view NMR setting TMS shift to 0.0.
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::13C NMR
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::1H NMR
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 +
===Peptide Bond===
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Construct the following structure (R=H)
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 +
{|
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|[[File:IMG_1082.jpg|600px|thumb|left|alt text]]
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|}
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Submit a job Energy Optimization/HF/Routine
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 +
Determine how well this level of calculation matches the values from the crystal structure.
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===Visualizing Protein Structure===
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 +
[https://www.youtube.com/watch?v=wiKyOF-pGw4 PyMol for Beginners]

Latest revision as of 12:33, 28 March 2019

These are additional computational activities...

WebMO 18.0

Computation of Thermodynamic Data

Calculation

optimize and vibrational frequency

3.8088e-4 H = 1 kJ/mol

Heat of Combustion

http://homepages.gac.edu/~anienow/CHE-371a/Labs/Heats%20of%20Formation.pdf

pKa

https://www.uow.edu.au/~adamt/Trevitt_Research/Links_files/pKa%20workshop%20slides.pdf

Screen Shot 2018-04-26 at 1.49.55 PM.png

Screen Shot 2018-04-26 at 1.43.56 PM.png

NMR Computations

https://en.wikipedia.org/wiki/Tetramethylsilane
https://en.wikipedia.org/wiki/Chemical_shift

Calculation

optimize energy first using B#LYP/6-31G(d)
then do NMR calculation using optimized geometry
view NMR setting TMS shift to 0.0.
13C NMR
1H NMR

Peptide Bond

Construct the following structure (R=H)

alt text

Submit a job Energy Optimization/HF/Routine

Determine how well this level of calculation matches the values from the crystal structure.

Visualizing Protein Structure

PyMol for Beginners