Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4856 |
| Number of amino acids: | 252 |
| Molecular Weight: | 27617.36 Da |
| Theoretical pI: | 10.06 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 16 | 6.35% |
| Cysteine CYS (C) | 9 | 3.57% |
| Glutamic Acid GLU (E) | 3 | 1.19% |
| Aspartic Acid ASP (D) | 8 | 3.17% |
| Glycine GLY (G) | 33 | 13.1% |
| Phynylalanine PHE (F) | 15 | 5.95% |
| Isoleucine ILE (I) | 5 | 1.98% |
| Histidine HIS (H) | 5 | 1.98% |
| Lysine LYS (K) | 7 | 2.78% |
| Methionine MET (M) | 8 | 3.17% |
| Leucine LEU (L) | 14 | 5.56% |
| Asparagine ASN (N) | 16 | 6.35% |
| Glutamine GLN (Q) | 8 | 3.17% |
| Proline PRO (P) | 9 | 3.57% |
| Serine SER (S) | 22 | 8.73% |
| Arginine ARG (R) | 21 | 8.33% |
| Threonine THR (T) | 17 | 6.75% |
| Tryptophan TRP (W) | 8 | 3.17% |
| Valine VAL (V) | 21 | 8.33% |
| Tyrosine TYR (Y) | 7 | 2.78% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1214 |
| Hydrogen | H | 1858 |
| Nitrogen | N | 364 |
| Oxygen | O | 345 |
| Sulphur | S | 17 |
| Formula | C1214H1858N364O345S17 |
| Total Number of Atoms: | 3798 |
| Total number of positively charged residues (ARG + LYS): | 28 |
| Total number of negatively charged residues (ASP + GLU): | 11 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 54930 Absorption 0.1% (=1 g/l) 1.989, assuming all pairs of CYS residues form cystines Ext. coefficient 54430 Absorption 0.1% (=1 g/l) 1.971, assuming all CYS residues are reduced |
| Aromaticity: | 0.119 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 41.51 This indicates that the protein/peptide is unstable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [27.78, 31.75, 16.27] 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: | 59.9207 |
| Grand average of hydropathicity (GRAVY): | -0.24 |