Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4809 |
| Number of amino acids: | 328 |
| Molecular Weight: | 35443.94 Da |
| Theoretical pI: | 8.43 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 26 | 7.93% |
| Cysteine CYS (C) | 16 | 4.88% |
| Glutamic Acid GLU (E) | 5 | 1.52% |
| Aspartic Acid ASP (D) | 17 | 5.18% |
| Glycine GLY (G) | 41 | 12.5% |
| Phynylalanine PHE (F) | 13 | 3.96% |
| Isoleucine ILE (I) | 12 | 3.66% |
| Histidine HIS (H) | 3 | 0.91% |
| Lysine LYS (K) | 10 | 3.05% |
| Methionine MET (M) | 8 | 2.44% |
| Leucine LEU (L) | 21 | 6.4% |
| Asparagine ASN (N) | 13 | 3.96% |
| Glutamine GLN (Q) | 17 | 5.18% |
| Proline PRO (P) | 20 | 6.1% |
| Serine SER (S) | 28 | 8.54% |
| Arginine ARG (R) | 17 | 5.18% |
| Threonine THR (T) | 22 | 6.71% |
| Tryptophan TRP (W) | 9 | 2.74% |
| Valine VAL (V) | 14 | 4.27% |
| Tyrosine TYR (Y) | 16 | 4.88% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1558 |
| Hydrogen | H | 2360 |
| Nitrogen | N | 434 |
| Oxygen | O | 469 |
| Sulphur | S | 24 |
| Formula | C1558H2360N434O469S24 |
| Total Number of Atoms: | 4845 |
| Total number of positively charged residues (ARG + LYS): | 27 |
| Total number of negatively charged residues (ASP + GLU): | 22 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 74340 Absorption 0.1% (=1 g/l) 2.097, assuming all pairs of CYS residues form cystines Ext. coefficient 73340 Absorption 0.1% (=1 g/l) 2.069, assuming all CYS residues are reduced |
| Aromaticity: | 0.116 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 42.13 This indicates that the protein/peptide is unstable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [25.91, 31.10, 18.29] Amino acids in helix: V, I, Y, F, W, L || Amino acids in turn: N, P, G, S || Amino acids in sheet: E, M, A, L |
| Aliphatic index: | 59.5427 |
| Grand average of hydropathicity (GRAVY): | -0.28 |