Assertion: prion's shape | /r/HasProperty | abnormal
Facets:
Source sentences:
text: Once prions enter the brain, they force the normal cellular proteins to begin folding into abnormal shapes.
text: Prions are proteins that present alternative configurations to their normal shape, but the critical distinguishing feature of prions is that the protein becomes self-propagating.
text: Prions multiply by causing normally folded proteins of the same type to take on their abnormal shape, which then go on to do the same, in a kind of chain reaction.