PPIRE07754
Target Protein Information
| Protein_Name | Phosphoenolpyruvate-protein phosphotransferase |
|---|---|
| Protein_Sequence | MISGILASPGIAFGKALLLKEDEIVIDRKKISADQVDQEVERFLSGRAKASAQLETIKTKAGETFGEEKEAIFEGHIMLLEDEELEQEIIALIKDKHMTADAAAHEVIEGQASALEELDDEYLKERAADVRDIGKRLLRNILGLKIIDLSAIQDEVILVAADLTPSETAQLNLKKVLGFITDAGGRTSHTSIMARSLELPAIVGTGSVTSQVKNDDYLILDAVNNQVYVNPTNEVIDKMRAVQEQVASEKAELAKLKDLPAITLDGHQVEVCANIGTVRDVEGAERNGAEGVGLYRTEFLFMDRDALPTEEEQFAAYKAVAEACGSQAVIVRTMDIGGDKELPYMNFPKEENPFLGWRAIRIAMDRREILRDQLRAILRASAFGKLRIMFPMIISVEEVRALRKEIEIYKQELRDEGKAFDESIEIGVMVETPAAATIARHLAKEVDFFSIGTNDLTQYTLAVDRGNDMISHLYQPMSPSVLNLIKQVIDASHAEGKWTGMCGELAGDERATLLLLGMGLDEFSMSAISIPRIKKIIRNTNFEDAKVLAEQALAQPTTDELMTLVNKFIEEKTIC |
| Organism_Source | Escherichia coli (strain K12) |
| Functional_Classification | phosphotransferases |
| Cellular_Localization | Cytoplasm |
| Gene_Names | ptsI |
| UniProt_ID | P08839 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | peptide 7 |
|---|---|
| Peptide_Sequence | KKWHRRKK |
| Peptide_Length | 8 |
| Peptide_SMILES | N=C(N)NCCC[C@H](NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](CCCCN)NC(=O)[C@@H](N)CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1166.44 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.12500 |
| Average_Rotatable_Bonds | 5.37500 |
| Charge_at_pH_7 | 6.08771 |
| Isoelectric_Point | 12.55959 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 16 |
| Number_of_Hydrogen_Bond_Donors | 21 |
| Topological_Polar_Surface_Area | 539.37000 |
| X_logP_energy | -3.47576 |
Interaction Information
| Affinity | IC50=160 uM |
|---|---|
| Affinity_Assay | Enzyme Inhibition Kinetics |
| PDB_ID | None |
| Type | Inhibitor |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Identification of peptides inhibiting enzyme I of the bacterial phosphotransferase system using combinatorial cellulose-bound peptide libraries. |
| Release_Year | 1998 |
| PMID | 9660202 |
| DOI | 10.1046/j.1432-1327.1998.2540433.x |