Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_5239 |
| Number of amino acids: | 203 |
| Molecular Weight: | 22163.88 Da |
| Theoretical pI: | 7.9 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 19 | 9.36% |
| Cysteine CYS (C) | 4 | 1.97% |
| Glutamic Acid GLU (E) | 8 | 3.94% |
| Aspartic Acid ASP (D) | 13 | 6.4% |
| Glycine GLY (G) | 20 | 9.85% |
| Phynylalanine PHE (F) | 8 | 3.94% |
| Isoleucine ILE (I) | 7 | 3.45% |
| Histidine HIS (H) | 10 | 4.93% |
| Lysine LYS (K) | 7 | 3.45% |
| Methionine MET (M) | 3 | 1.48% |
| Leucine LEU (L) | 12 | 5.91% |
| Asparagine ASN (N) | 4 | 1.97% |
| Glutamine GLN (Q) | 4 | 1.97% |
| Proline PRO (P) | 19 | 9.36% |
| Serine SER (S) | 17 | 8.37% |
| Arginine ARG (R) | 15 | 7.39% |
| Threonine THR (T) | 9 | 4.43% |
| Tryptophan TRP (W) | 4 | 1.97% |
| Valine VAL (V) | 13 | 6.4% |
| Tyrosine TYR (Y) | 7 | 3.45% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 984 |
| Hydrogen | H | 1497 |
| Nitrogen | N | 287 |
| Oxygen | O | 287 |
| Sulphur | S | 7 |
| Formula | C984H1497N287O287S7 |
| Total Number of Atoms: | 3062 |
| Total number of positively charged residues (ARG + LYS): | 22 |
| Total number of negatively charged residues (ASP + GLU): | 21 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 32680 Absorption 0.1% (=1 g/l) 1.474, assuming all pairs of CYS residues form cystines Ext. coefficient 32430 Absorption 0.1% (=1 g/l) 1.463, assuming all CYS residues are reduced |
| Aromaticity: | 0.094 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 60.41 This indicates that the protein/peptide is unstable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [25.12, 29.56, 20.69] 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: | 64.4335 |
| Grand average of hydropathicity (GRAVY): | -0.47 |