Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4270 |
| Number of amino acids: | 264 |
| Molecular Weight: | 27152.67 Da |
| Theoretical pI: | 6.89 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 33 | 12.5% |
| Cysteine CYS (C) | 9 | 3.41% |
| Glutamic Acid GLU (E) | 4 | 1.52% |
| Aspartic Acid ASP (D) | 9 | 3.41% |
| Glycine GLY (G) | 33 | 12.5% |
| Phynylalanine PHE (F) | 9 | 3.41% |
| Isoleucine ILE (I) | 8 | 3.03% |
| Histidine HIS (H) | 2 | 0.76% |
| Lysine LYS (K) | 8 | 3.03% |
| Methionine MET (M) | 7 | 2.65% |
| Leucine LEU (L) | 20 | 7.58% |
| Asparagine ASN (N) | 12 | 4.55% |
| Glutamine GLN (Q) | 12 | 4.55% |
| Proline PRO (P) | 15 | 5.68% |
| Serine SER (S) | 31 | 11.74% |
| Arginine ARG (R) | 5 | 1.89% |
| Threonine THR (T) | 13 | 4.92% |
| Tryptophan TRP (W) | 7 | 2.65% |
| Valine VAL (V) | 18 | 6.82% |
| Tyrosine TYR (Y) | 9 | 3.41% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1198 |
| Hydrogen | H | 1838 |
| Nitrogen | N | 322 |
| Oxygen | O | 368 |
| Sulphur | S | 16 |
| Formula | C1198H1838N322O368S16 |
| Total Number of Atoms: | 3742 |
| Total number of positively charged residues (ARG + LYS): | 13 |
| Total number of negatively charged residues (ASP + GLU): | 13 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 52410 Absorption 0.1% (=1 g/l) 1.930, assuming all pairs of CYS residues form cystines Ext. coefficient 51910 Absorption 0.1% (=1 g/l) 1.912, assuming all CYS residues are reduced |
| Aromaticity: | 0.095 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 27.16 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [26.89, 34.47, 24.24] 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: | 73.6364 |
| Grand average of hydropathicity (GRAVY): | 0.11 |