Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_5599 |
| Number of amino acids: | 300 |
| Molecular Weight: | 33505.24 Da |
| Theoretical pI: | 5.88 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 20 | 6.67% |
| Cysteine CYS (C) | 2 | 0.67% |
| Glutamic Acid GLU (E) | 15 | 5% |
| Aspartic Acid ASP (D) | 18 | 6% |
| Glycine GLY (G) | 21 | 7% |
| Phynylalanine PHE (F) | 18 | 6% |
| Isoleucine ILE (I) | 27 | 9% |
| Histidine HIS (H) | 4 | 1.33% |
| Lysine LYS (K) | 14 | 4.67% |
| Methionine MET (M) | 5 | 1.67% |
| Leucine LEU (L) | 31 | 10.33% |
| Asparagine ASN (N) | 20 | 6.67% |
| Glutamine GLN (Q) | 10 | 3.33% |
| Proline PRO (P) | 8 | 2.67% |
| Serine SER (S) | 22 | 7.33% |
| Arginine ARG (R) | 16 | 5.33% |
| Threonine THR (T) | 19 | 6.33% |
| Tryptophan TRP (W) | 1 | 0.33% |
| Valine VAL (V) | 18 | 6% |
| Tyrosine TYR (Y) | 11 | 3.67% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 1506 |
| Hydrogen | H | 2373 |
| Nitrogen | N | 401 |
| Oxygen | O | 449 |
| Sulphur | S | 7 |
| Formula | C1506H2373N401O449S7 |
| Total Number of Atoms: | 4736 |
| Total number of positively charged residues (ARG + LYS): | 30 |
| Total number of negatively charged residues (ASP + GLU): | 33 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 22015 Absorption 0.1% (=1 g/l) 0.657, assuming all pairs of CYS residues form cystines Ext. coefficient 21890 Absorption 0.1% (=1 g/l) 0.653, assuming all CYS residues are reduced |
| Aromaticity: | 0.100 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 30.75 This indicates that the protein/peptide is stable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [35.33, 23.67, 23.67] 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: | 99.4665 |
| Grand average of hydropathicity (GRAVY): | -0.04 |