Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4130 |
| Number of amino acids: | 294 |
| Molecular Weight: | 33069.4 Da |
| Theoretical pI: | 9.37 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 18 | 6.12% |
| Cysteine CYS (C) | 4 | 1.36% |
| Glutamic Acid GLU (E) | 11 | 3.74% |
| Aspartic Acid ASP (D) | 11 | 3.74% |
| Glycine GLY (G) | 15 | 5.1% |
| Phynylalanine PHE (F) | 9 | 3.06% |
| Isoleucine ILE (I) | 20 | 6.8% |
| Histidine HIS (H) | 4 | 1.36% |
| Lysine LYS (K) | 24 | 8.16% |
| Methionine MET (M) | 12 | 4.08% |
| Leucine LEU (L) | 28 | 9.52% |
| Asparagine ASN (N) | 25 | 8.5% |
| Glutamine GLN (Q) | 9 | 3.06% |
| Proline PRO (P) | 14 | 4.76% |
| Serine SER (S) | 19 | 6.46% |
| Arginine ARG (R) | 9 | 3.06% |
| Threonine THR (T) | 23 | 7.82% |
| Tryptophan TRP (W) | 4 | 1.36% |
| Valine VAL (V) | 21 | 7.14% |
| Tyrosine TYR (Y) | 14 | 4.76% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1485 |
| Hydrogen | H | 2361 |
| Nitrogen | N | 391 |
| Oxygen | O | 429 |
| Sulphur | S | 16 |
| Formula | C1485H2361N391O429S16 |
| Total Number of Atoms: | 4682 |
| Total number of positively charged residues (ARG + LYS): | 33 |
| Total number of negatively charged residues (ASP + GLU): | 22 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 43110 Absorption 0.1% (=1 g/l) 1.304, assuming all pairs of CYS residues form cystines Ext. coefficient 42860 Absorption 0.1% (=1 g/l) 1.296, assuming all CYS residues are reduced |
| Aromaticity: | 0.092 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 32.26 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [32.65, 24.83, 23.47] 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: | 90.5102 |
| Grand average of hydropathicity (GRAVY): | -0.17 |