Research Article
Peptide Mass Fingerprinting and N-Terminal Amino Acid Sequencing of Glycosylated Cysteine Protease of Euphorbia nivulia Buch.-Ham.
Table 2
Amino acid composition of peptides obtained from Nivulian-II by trypsin digestion.
| Amino acid | Number of amino acids per peptide |
Total | A | B | C | D | E | F | G | H | I | J | K | L | M |
| Gly (G) | 1 | — | — | — | — | — | 1 | — | 1 | — | — | — | — | 03 | Ala (A) | — | — | — | 3 | — | — | 2 | — | 2 | 1 | — | — | — | 08 | Val (V) | 1 | — | 1 | — | 1 | — | — | 3 | 1 | — | 2 | — | — | 09 | Leu (L) | 2 | 1 | — | 1 | 1 | — | 2 | 3 | 1 | 2 | 2 | — | — | 15 | Ile (I) | — | — | 1 | — | — | 1 | — | — | 1 | 3 | 3 | 2 | 3 | 14 | Ser (S) | 2 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 2 | — | 5 | 5 | 20 | Thr (T) | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 02 | Cys (C) | — | — | — | — | 1 | — | — | — | 1 | — | — | — | — | 02 | Met (M) | — | — | — | — | 1 | — | 2 | — | — | 1 | — | 1 | 1 | 06 | Asp (D) | — | — | 1 | — | — | — | — | 1 | — | 1 | 3 | — | 1 | 07 | Asn (N) | — | — | — | — | — | 2 | 1 | — | 1 | 2 | 2 | 5 | 5 | 18 | Glu (E) | 1 | 1 | — | — | 1 | — | — | — | — | 1 | — | — | — | 04 | Gln (Q) | — | — | — | 1 | — | — | — | 1 | — | 1 | — | 3 | 3 | 09 | Phe (F) | — | 2 | 1 | 1 | 2 | 1 | 1 | — | 1 | 1 | — | 1 | 2 | 13 | Tyr (Y) | — | 2 | 1 | 1 | — | — | — | — | — | — | 1 | 1 | 1 | 07 | Try (W) | — | — | — | — | — | 1 | — | 1 | — | — | 1 | — | — | 03 | Lys (K) | 1 | — | — | 1 | — | 2 | 1 | — | 2 | 1 | — | 1 | 1 | 10 | Arg (R) | — | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | — | 1 | — | 1 | 09 | His (H) | — | — | 1 | — | — | — | — | 1 | 1 | — | 1 | 1 | 1 | 06 | Pro (P) | — | — | 1 | — | — | 1 | 1 | 1 | 2 | — | — | — | — | 06 |
| Total | 08 | 07 | 08 | 10 | 09 | 10 | 14 | 13 | 16 | 16 | 16 | 20 | 24 | 171 |
| Peak number | 02 | 18 | 19 | 27 | 30 | 31 | 52 | 54 | 67 | 70 | 73 | 90 | 98 | — |
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A: N2T1; B: N2T2; C: N2T3; D: N2T4; E: N2T5; F: N2T6; G: N2T7; H: N2T8; I: N2T9; J: N2T10; K: N2T11; L: N2T12 and M: N2T13 Peptides.
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