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626: Slightly Different Freestyle Puzzle

Closed since over 13 years ago

Advanced Overall Prediction

Summary


Created
September 06, 2012
Expires
Max points
100
Description

We are giving you this currently unsolved protein as an extended chain. Use all your skills to fold it up as best as you can. Unlike previous prediction puzzles, however, we are giving you a slightly different scoring function.

Top groups


  1. Avatar for Deleted group 11. Deleted group pts. 10,595
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  8. Avatar for Geekdo 18. Geekdo 5 pts. 9,974
  9. Avatar for Nerdfighters 19. Nerdfighters 4 pts. 9,830
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  1. Avatar for test_account1 401. test_account1 Lv 1 1 pt. 575
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  3. Avatar for Redmond 403. Redmond Lv 1 1 pt. 575
  4. Avatar for rspencer 404. rspencer Lv 1 1 pt. 575
  5. Avatar for dyh 405. dyh Lv 1 1 pt. 575
  6. Avatar for XBane 406. XBane Lv 1 1 pt. 575
  7. Avatar for BCNurse2015 407. BCNurse2015 Lv 1 1 pt. 575
  8. Avatar for mbinfield 408. mbinfield Lv 1 1 pt. 575
  9. Avatar for merlincheng 409. merlincheng Lv 1 1 pt. 575
  10. Avatar for ivyh 410. ivyh Lv 1 1 pt. 575

Comments


beta_helix Staff Lv 1

H = helix
E = sheet
C = loop (or coil)

The taller the letter at each position, the higher the probability of that specific secondary structure for that amino acid.

For example, the Valines at residues 7 & 68 are highly predicted to be part of a helix. However, the Valines at residues 31, 35, 43, 52, 88, 97, 101 & 120 are highly predicted to be in a sheet.

beta_helix Staff Lv 1

This is exactly what we are trying to find out by giving you a slightly different scoring function.
We will repost this as a Quick Puzzle with the regular scoring function for comparison.

Bletchley Park Lv 1

In what way is a scoring function related to the stiffness of a structure ? I would think that the stiffness is not depending on a score. Can you please explain this ?

beta_helix Staff Lv 1

It is very strange that this puzzle would be more stiff than any other freestyle extended chain that we give you (since they are generated in the exact same way).

The only difference here (other than the amino acid sequence, obviously) is the score function.

It will be interesting to see if reposting the exact same puzzle with the traditional Foldit scoring function gets rid of this stiffness.

If not, then there might be something else going on!