科学家们研究了蜘蛛丝的可溶性前体，发现一种以前未发现的结构成分是蛋白质如何β片构象的关键，这使得蛛丝具有特殊的强度。

Key mechanism behind the formation of spider silk

https://www.sciencedaily.com/releases/2018/05/180529132049.htm

1. Nur Alia Oktaviani, Akimasa Matsugami, Ali D. Malay, Fumiaki Hayashi, David L. Kaplan, Keiji Numata. Conformation and dynamics of soluble repetitive domain elucidates the initial β-sheet formation of spider silk. Nature Communications, 2018; 9 (1) DOI: 10.1038/s41467-018-04570-5