Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4127 |
| Number of amino acids: | 588 |
| Molecular Weight: | 64137.51 Da |
| Theoretical pI: | 9.17 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 48 | 8.16% |
| Cysteine CYS (C) | 10 | 1.7% |
| Glutamic Acid GLU (E) | 26 | 4.42% |
| Aspartic Acid ASP (D) | 33 | 5.61% |
| Glycine GLY (G) | 56 | 9.52% |
| Phynylalanine PHE (F) | 20 | 3.4% |
| Isoleucine ILE (I) | 44 | 7.48% |
| Histidine HIS (H) | 3 | 0.51% |
| Lysine LYS (K) | 40 | 6.8% |
| Methionine MET (M) | 16 | 2.72% |
| Leucine LEU (L) | 34 | 5.78% |
| Asparagine ASN (N) | 38 | 6.46% |
| Glutamine GLN (Q) | 20 | 3.4% |
| Proline PRO (P) | 22 | 3.74% |
| Serine SER (S) | 33 | 5.61% |
| Arginine ARG (R) | 33 | 5.61% |
| Threonine THR (T) | 37 | 6.29% |
| Tryptophan TRP (W) | 9 | 1.53% |
| Valine VAL (V) | 52 | 8.84% |
| Tyrosine TYR (Y) | 14 | 2.38% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 2826 |
| Hydrogen | H | 4536 |
| Nitrogen | N | 800 |
| Oxygen | O | 849 |
| Sulphur | S | 26 |
| Formula | C2826H4536N800O849S26 |
| Total Number of Atoms: | 9037 |
| Total number of positively charged residues (ARG + LYS): | 73 |
| Total number of negatively charged residues (ASP + GLU): | 59 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 70985 Absorption 0.1% (=1 g/l) 1.107, assuming all pairs of CYS residues form cystines Ext. coefficient 70360 Absorption 0.1% (=1 g/l) 1.097, assuming all CYS residues are reduced |
| Aromaticity: | 0.073 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 27.20 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [29.42, 25.34, 21.09] 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: | 85.5442 |
| Grand average of hydropathicity (GRAVY): | -0.20 |