The Abeta (Aβ or amyloid beta) polypeptide is a type of abnormal protein associated with Alzheimer's disease. Abeta has been the target of several Foldit binder puzzles, and some other puzzles. See for a complete list of puzzles. The following Foldit blog posts describe the Abeta polypeptide in more detail: * Aβ Binder Redesigns and the Round 2 Puzzle (19 November 2013) * Alzheimer's puzzle update from Baker Lab scientist Vikram Mulligan (12 November 2013) * Baker Lab scientist Vikram Mulligan describes how Foldit can help Alzheimer's disease research (28 October 2013)