Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4271 |
| Number of amino acids: | 264 |
| Molecular Weight: | 27366.04 Da |
| Theoretical pI: | 8.12 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 29 | 10.98% |
| Cysteine CYS (C) | 9 | 3.41% |
| Glutamic Acid GLU (E) | 5 | 1.89% |
| Aspartic Acid ASP (D) | 7 | 2.65% |
| Glycine GLY (G) | 34 | 12.88% |
| Phynylalanine PHE (F) | 11 | 4.17% |
| Isoleucine ILE (I) | 9 | 3.41% |
| Histidine HIS (H) | 2 | 0.76% |
| Lysine LYS (K) | 8 | 3.03% |
| Methionine MET (M) | 7 | 2.65% |
| Leucine LEU (L) | 18 | 6.82% |
| Asparagine ASN (N) | 13 | 4.92% |
| Glutamine GLN (Q) | 13 | 4.92% |
| Proline PRO (P) | 14 | 5.3% |
| Serine SER (S) | 29 | 10.98% |
| Arginine ARG (R) | 6 | 2.27% |
| Threonine THR (T) | 13 | 4.92% |
| Tryptophan TRP (W) | 7 | 2.65% |
| Valine VAL (V) | 22 | 8.33% |
| Tyrosine TYR (Y) | 8 | 3.03% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1212 |
| Hydrogen | H | 1861 |
| Nitrogen | N | 327 |
| Oxygen | O | 365 |
| Sulphur | S | 16 |
| Formula | C1212H1861N327O365S16 |
| Total Number of Atoms: | 3781 |
| Total number of positively charged residues (ARG + LYS): | 14 |
| Total number of negatively charged residues (ASP + GLU): | 12 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 50920 Absorption 0.1% (=1 g/l) 1.861, assuming all pairs of CYS residues form cystines Ext. coefficient 50420 Absorption 0.1% (=1 g/l) 1.842, assuming all CYS residues are reduced |
| Aromaticity: | 0.098 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 30.50 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [28.41, 34.09, 22.35] 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: | 75.0378 |
| Grand average of hydropathicity (GRAVY): | 0.14 |