Figure 4
From: Emergence of supercontraction in regenerated silkworm (Bombyx mori) silk fibers

The expanded Cβ peaks in 13C CP/MAS spectra of Ser, Tyr and Ala residues of (a) R-NoPS, (b) R-3.6PS, (c) R-3.6PS-SC and (d) N fiber samples in dry state together with the deconvolution of the peaks.