Calculating GDT TS: Difference between revisions

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Eric Martz (talk | contribs)
Eric Martz (talk | contribs)
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8. In a separate tab, get the same form [http://linum.proteinmodel.org/AS2TS/LGA/lga.html LGA = pairwise protein structure comparison].
8. In a separate tab, get the same form [http://linum.proteinmodel.org/AS2TS/LGA/lga.html LGA = pairwise protein structure comparison].


9. Enter your email address.
9. Make sure there are no molecules specified in sections <span class="text-red">'''1, 2, or 3'''</span> of the form. If necessary, press the '''Clear Form''' button.


10. Paste the entire output of Run 1 into box <span class="text-red">'''4'''</span>.
10. Enter your email address.


11. In the parameters slot, change -4 to '''-3''', and add '''-d:4.0 &nbsp;-al''' at the end. So the complete parameters for Run 2 should be
11. Paste the entire output of Run 1 into box <span class="text-red">'''4'''</span>.
 
12. In the parameters slot, change -4 to '''-3''', and add '''-d:4.0 &nbsp;-al''' at the end. So the complete parameters for Run 2 should be
:'''-3 -o2 -gdc -lga_m -stral &nbsp;-d:4.0 &nbsp;-al'''.
:'''-3 -o2 -gdc -lga_m -stral &nbsp;-d:4.0 &nbsp;-al'''.


12. Press the '''START''' button. The output for our example:
13. Press the '''START''' button. The output for our example:
[[Image:As2ts-5a2fA-7jx6A-run2.png|border|800px]]
[[Image:As2ts-5a2fA-7jx6A-run2.png|border|800px]]


13. The GDT_TS score reported by the server needs to be adjusted to reflect the similarity for the entire reference structure, namely 104 residues in our example. The final GDT_TS score for structure similarity between 5a2f_A and 7jx6_A can be estimated as follows:
14. The GDT_TS score reported by the server needs to be adjusted to reflect the similarity for the entire reference structure, namely 104 residues in our example. The final GDT_TS score for structure similarity between 5a2f_A and 7jx6_A can be estimated as follows:


:<span style="font-size:160%;">'''GDT_TS = 61.111 * 90/104 = <span class="text-red">52.88</span>'''<span>
:<span style="font-size:160%;">'''GDT_TS = 61.111 * 90/104 = <span class="text-red">52.88</span>'''<span>