Puzzle 1297 65 Residue Monomer Design: No Rebuilding!
Anthropic Dreams' top-scoring solution to this puzzle has become a solved Foldit design, the first player-designed protein to achieve this distinction. It's named "Foldit1", and will appear in the PDB as 6MRR.
The same protein has appeared as a de-novo freestyle in Puzzle 1381 and an electron density in Puzzle 1384.