Collagen Peptides Derived from Sipunculus nudus …
2021-3-4 · 2.1. The Extracted Collagen from Sipunculus nudus (SNC) is Type I . The SDS-PAGE analysis showed that Sipunculus nudus collagen (SNC) comprises at least two different α chains and one β dimer (α1, α2, β), suggesting it is a typical type I collagen (Figure 1 a). Therein, the molecular weight of α1 and α2 chains was approximately 130 kDa and 122 kDa, respectively.
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