This was the famous Unsolved Monkey Virus Protein
This is the Quest to the Native version of Puzzle 390:
Now that the protein has been solved (thanks to all of you), the PDB has posted the solution:
For hints on how to use Partial Threading with the Alignment Tool, check out: http://fold.it/portal/node/989012#comment-9780
And if you weren't playing Foldit last December and want to see if you would have been able to get close to the native, you can always turn off the guide by press Shift-S.