Physicochemical Properties of Peptide
| PPepDB ID: | PPepDB_4523 |
| Number of amino acids: | 555 |
| Molecular Weight: | 54220.15 Da |
| Theoretical pI: | 10.26 |
| Amino acid | Amino acid count | Amino acid percentage |
| Alanine ALA (A) | 62 | 11.17% |
| Cysteine CYS (C) | 4 | 0.72% |
| Glutamic Acid GLU (E) | 3 | 0.54% |
| Aspartic Acid ASP (D) | 7 | 1.26% |
| Glycine GLY (G) | 23 | 4.14% |
| Phynylalanine PHE (F) | 7 | 1.26% |
| Isoleucine ILE (I) | 15 | 2.7% |
| Histidine HIS (H) | 1 | 0.18% |
| Lysine LYS (K) | 13 | 2.34% |
| Methionine MET (M) | 7 | 1.26% |
| Leucine LEU (L) | 13 | 2.34% |
| Asparagine ASN (N) | 14 | 2.52% |
| Glutamine GLN (Q) | 4 | 0.72% |
| Proline PRO (P) | 222 | 40% |
| Serine SER (S) | 87 | 15.68% |
| Arginine ARG (R) | 13 | 2.34% |
| Threonine THR (T) | 21 | 3.78% |
| Tryptophan TRP (W) | 5 | 0.9% |
| Valine VAL (V) | 30 | 5.41% |
| Tyrosine TYR (Y) | 4 | 0.72% |
| Element | Element's Abbreviation | Count |
| Carbon | C | 2487 |
| Hydrogen | H | 3818 |
| Nitrogen | N | 632 |
| Oxygen | O | 706 |
| Sulphur | S | 11 |
| Formula | C2487H3818N632O706S11 |
| Total Number of Atoms: | 7654 |
| Total number of positively charged residues (ARG + LYS): | 26 |
| Total number of negatively charged residues (ASP + GLU): | 10 |
| Extinction Coefficient: | Extinction coefficients are in units of M-1 cm-1, at 280 nm measured in water. Ext. coefficient 33710 Absorption 0.1% (=1 g/l) 0.622, assuming all pairs of CYS residues form cystines Ext. coefficient 33460 Absorption 0.1% (=1 g/l) 0.617, assuming all CYS residues are reduced |
| Aromaticity: | 0.029 Aromaticity is the calculated relative frequency of Phe+Trp+Tyr |
| Instability Index: | The computed Instability Index (II) is : 158.20 This indicates that the protein/peptide is unstable |
| Secondary Structure Fraction [Helix, Turn, Sheet]: | [13.33, 62.34, 15.32] 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: | 46.5225 |
| Grand average of hydropathicity (GRAVY): | -0.49 |