Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4176 |
| Number of amino acids: | 629 |
| Molecular Weight: | 69069.4 Da |
| Theoretical pI: | 7.99 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 39 | 6.2% |
| Cysteine CYS (C) | 8 | 1.27% |
| Glutamic Acid GLU (E) | 25 | 3.97% |
| Aspartic Acid ASP (D) | 35 | 5.56% |
| Glycine GLY (G) | 58 | 9.22% |
| Phynylalanine PHE (F) | 35 | 5.56% |
| Isoleucine ILE (I) | 27 | 4.29% |
| Histidine HIS (H) | 14 | 2.23% |
| Lysine LYS (K) | 46 | 7.31% |
| Methionine MET (M) | 10 | 1.59% |
| Leucine LEU (L) | 32 | 5.09% |
| Asparagine ASN (N) | 67 | 10.65% |
| Glutamine GLN (Q) | 17 | 2.7% |
| Proline PRO (P) | 29 | 4.61% |
| Serine SER (S) | 57 | 9.06% |
| Arginine ARG (R) | 16 | 2.54% |
| Threonine THR (T) | 44 | 7% |
| Tryptophan TRP (W) | 6 | 0.95% |
| Valine VAL (V) | 34 | 5.41% |
| Tyrosine TYR (Y) | 30 | 4.77% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 3048 |
| Hydrogen | H | 4627 |
| Nitrogen | N | 841 |
| Oxygen | O | 965 |
| Sulphur | S | 18 |
| Formula | C3048H4627N841O965S18 |
| Total Number of Atoms: | 9499 |
| Total number of positively charged residues (ARG + LYS): | 62 |
| Total number of negatively charged residues (ASP + GLU): | 60 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 78200 Absorption 0.1% (=1 g/l) 1.132, assuming all pairs of CYS residues form cystines Ext. coefficient 77700 Absorption 0.1% (=1 g/l) 1.125, assuming all CYS residues are reduced |
| Aromaticity: | 0.113 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 29.32 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [26.07, 33.55, 16.85] 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: | 58.4579 |
| Grand average of hydropathicity (GRAVY): | -0.63 |