Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4396 |
| Number of amino acids: | 329 |
| Molecular Weight: | 35788.15 Da |
| Theoretical pI: | 9.71 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 25 | 7.6% |
| Cysteine CYS (C) | 8 | 2.43% |
| Glutamic Acid GLU (E) | 9 | 2.74% |
| Aspartic Acid ASP (D) | 15 | 4.56% |
| Glycine GLY (G) | 21 | 6.38% |
| Phynylalanine PHE (F) | 13 | 3.95% |
| Isoleucine ILE (I) | 17 | 5.17% |
| Histidine HIS (H) | 7 | 2.13% |
| Lysine LYS (K) | 22 | 6.69% |
| Methionine MET (M) | 9 | 2.74% |
| Leucine LEU (L) | 31 | 9.42% |
| Asparagine ASN (N) | 23 | 6.99% |
| Glutamine GLN (Q) | 9 | 2.74% |
| Proline PRO (P) | 13 | 3.95% |
| Serine SER (S) | 34 | 10.33% |
| Arginine ARG (R) | 19 | 5.78% |
| Threonine THR (T) | 24 | 7.29% |
| Tryptophan TRP (W) | 1 | 0.3% |
| Valine VAL (V) | 24 | 7.29% |
| Tyrosine TYR (Y) | 5 | 1.52% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1560 |
| Hydrogen | H | 2545 |
| Nitrogen | N | 455 |
| Oxygen | O | 473 |
| Sulphur | S | 17 |
| Formula | C1560H2545N455O473S17 |
| Total Number of Atoms: | 5050 |
| Total number of positively charged residues (ARG + LYS): | 41 |
| Total number of negatively charged residues (ASP + GLU): | 24 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 13450 Absorption 0.1% (=1 g/l) 0.376, assuming all pairs of CYS residues form cystines Ext. coefficient 12950 Absorption 0.1% (=1 g/l) 0.362, assuming all CYS residues are reduced |
| Aromaticity: | 0.058 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 42.80 This indicates that the protein/peptide is unstable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [27.66, 27.66, 22.49] 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: | 85.6535 |
| Grand average of hydropathicity (GRAVY): | -0.17 |