Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4036 |
| Number of amino acids: | 470 |
| Molecular Weight: | 51935.85 Da |
| Theoretical pI: | 8.44 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 41 | 8.72% |
| Cysteine CYS (C) | 11 | 2.34% |
| Glutamic Acid GLU (E) | 20 | 4.26% |
| Aspartic Acid ASP (D) | 28 | 5.96% |
| Glycine GLY (G) | 35 | 7.45% |
| Phynylalanine PHE (F) | 17 | 3.62% |
| Isoleucine ILE (I) | 29 | 6.17% |
| Histidine HIS (H) | 19 | 4.04% |
| Lysine LYS (K) | 22 | 4.68% |
| Methionine MET (M) | 17 | 3.62% |
| Leucine LEU (L) | 28 | 5.96% |
| Asparagine ASN (N) | 25 | 5.32% |
| Glutamine GLN (Q) | 15 | 3.19% |
| Proline PRO (P) | 15 | 3.19% |
| Serine SER (S) | 42 | 8.94% |
| Arginine ARG (R) | 30 | 6.38% |
| Threonine THR (T) | 28 | 5.96% |
| Tryptophan TRP (W) | 9 | 1.91% |
| Valine VAL (V) | 31 | 6.6% |
| Tyrosine TYR (Y) | 8 | 1.7% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 2258 |
| Hydrogen | H | 3559 |
| Nitrogen | N | 669 |
| Oxygen | O | 685 |
| Sulphur | S | 28 |
| Formula | C2258H3559N669O685S28 |
| Total Number of Atoms: | 7199 |
| Total number of positively charged residues (ARG + LYS): | 52 |
| Total number of negatively charged residues (ASP + GLU): | 48 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 62045 Absorption 0.1% (=1 g/l) 1.195, assuming all pairs of CYS residues form cystines Ext. coefficient 61420 Absorption 0.1% (=1 g/l) 1.183, assuming all CYS residues are reduced |
| Aromaticity: | 0.072 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 39.69 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [25.96, 24.89, 22.55] 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: | 75.1489 |
| Grand average of hydropathicity (GRAVY): | -0.32 |