Solid-state NMR evidence for elastin-like beta-turn structure in spider dragline silk

Chem Commun (Camb). 2010 Sep 28;46(36):6714-6. doi: 10.1039/c0cc00829j. Epub 2010 Aug 23.

Abstract

Two-dimensional homo- and heteronuclear solid-state MAS NMR experiments on (13)C/(15)N-proline labeled Argiope aurantia dragline silk provide evidence for an elastin-like beta-turn structure for the repetitive Gly-Pro-Gly-X-X motif prevalent in major ampullate spidroin 2 (MaSp2).

Publication types

  • Research Support, N.I.H., Extramural
  • Research Support, U.S. Gov't, Non-P.H.S.

MeSH terms

  • Amino Acid Motifs
  • Amino Acid Sequence
  • Animals
  • Elastin / chemistry
  • Fibroins / chemistry*
  • Magnetic Resonance Spectroscopy
  • Protein Structure, Secondary
  • Spiders

Substances

  • spidroin 2
  • Elastin
  • Fibroins