Research Article
Characteristics of Pepsin-Solubilised Collagen from the Skin of Splendid Squid (Loligo formosana)
Table 2
Amino acid composition of collagen from the skin of splendid squid (SC) and type I collagen from calf skin (CC).
| | Amino acid | SC | CC |
| | Alanine | 88 | 119 | | Arginine | 56 | 51 | | Aspartic acid/asparagine | 57 | 45 | | Cysteine | 0 | 0 | | Glutamic acid/glutamine | 83 | 75 | | Glycine | 331 | 330 | | Histidine | 6 | 5 | | Isoleucine | 19 | 11 | | Leucine | 28 | 23 | | Lysine | 12 | 26 | | Hydroxylysine | 17 | 7 | | Methionine | 14 | 6 | | Phenylalanine | 11 | 3 | | Hydroxyproline | 91 | 94 | | Proline | 98 | 121 | | Serine | 35 | 39 | | Threonine | 25 | 18 | | Tyrosine | 5 | 3 | | Tryptophan | 1 | 3 | | Valine | 23 | 21 |
| | Total | 1000 | 1000 | | Imino acids | 189 | 215 |
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Imino acids include proline and hydroxyproline.
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