Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4541 |
| Number of amino acids: | 595 |
| Molecular Weight: | 66188.6 Da |
| Theoretical pI: | 6.22 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 45 | 7.56% |
| Cysteine CYS (C) | 10 | 1.68% |
| Glutamic Acid GLU (E) | 30 | 5.04% |
| Aspartic Acid ASP (D) | 28 | 4.71% |
| Glycine GLY (G) | 45 | 7.56% |
| Phynylalanine PHE (F) | 26 | 4.37% |
| Isoleucine ILE (I) | 23 | 3.87% |
| Histidine HIS (H) | 23 | 3.87% |
| Lysine LYS (K) | 14 | 2.35% |
| Methionine MET (M) | 20 | 3.36% |
| Leucine LEU (L) | 50 | 8.4% |
| Asparagine ASN (N) | 31 | 5.21% |
| Glutamine GLN (Q) | 16 | 2.69% |
| Proline PRO (P) | 48 | 8.07% |
| Serine SER (S) | 22 | 3.7% |
| Arginine ARG (R) | 35 | 5.88% |
| Threonine THR (T) | 47 | 7.9% |
| Tryptophan TRP (W) | 8 | 1.34% |
| Valine VAL (V) | 52 | 8.74% |
| Tyrosine TYR (Y) | 22 | 3.7% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 2965 |
| Hydrogen | H | 4563 |
| Nitrogen | N | 815 |
| Oxygen | O | 850 |
| Sulphur | S | 30 |
| Formula | C2965H4563N815O850S30 |
| Total Number of Atoms: | 9223 |
| Total number of positively charged residues (ARG + LYS): | 49 |
| Total number of negatively charged residues (ASP + GLU): | 58 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 77405 Absorption 0.1% (=1 g/l) 1.169, assuming all pairs of CYS residues form cystines Ext. coefficient 76780 Absorption 0.1% (=1 g/l) 1.160, 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 : 42.62 This indicates that the protein/peptide is unstable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [30.42, 24.54, 24.37] 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: | 80.7563 |
| Grand average of hydropathicity (GRAVY): | -0.18 |