PPIRE11862
Target Protein Information
| Protein_Name | Interleukin-1 receptor type 1 |
|---|---|
| Protein_Sequence | MKVLLRLICFIALLISSLEADKCKEREEKIILVSSANEIDVRPCPLNPNEHKGTITWYKDDSKTPVSTEQASRIHQHKEKLWFVPAKVEDSGHYYCVVRNSSYCLRIKISAKFVENEPNLCYNAQAIFKQKLPVAGDGGLVCPYMEFFKNENNELPKLQWYKDCKPLLLDNIHFSGVKDRLIVMNVAEKHRGNYTCHASYTYLGKQYPITRVIEFITLEENKPTRPVIVSPANETMEVDLGSQIQLICNVTGQLSDIAYWKWNGSVIDEDDPVLGEDYYSVENPANKRRSTLITVLNISEIESRFYKHPFTCFAKNTHGIDAAYIQLIYPVTNFQKHMIGICVTLTVIIVCSVFIYKIFKIDIVLWYRDSCYDFLPIKASDGKTYDAYILYPKTVGEGSTSDCDIFVFKVLPEVLEKQCGYKLFIYGRDDYVGEDIVEVINENVKKSRRLIIILVRETSGFSWLGGSSEEQIAMYNALVQDGIKVVLLELEKIQDYEKMPESIKFIKQKHGAIRWSGDFTQGPQSAKTRFWKNVRYHMPVQRRSPSSKHQLLSPATKEKLQREAHVPLG |
| Organism_Source | Homo sapiens |
| Functional_Classification | cytokine receptors |
| Cellular_Localization | Plasma membrane |
| Gene_Names | IL1R1 |
| UniProt_ID | P14778 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | AF11377 |
|---|---|
| Peptide_Sequence | FEWTPGYWQPYALPL |
| Peptide_Length | 15 |
| Peptide_SMILES | CC(C)C[C@H](NC(=O)[C@@H]1CCCN1C(=O)[C@H](CC(C)C)NC(=O)[C@H](C)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCC(N)=O)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)CNC(=O)[C@@H]1CCCN1C(=O)[C@@H](NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@@H](N)Cc1ccccc1)[C@@H](C)O)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 | 1868.12 |
|---|---|
| Aliphatic_Index | 58.66667 |
| Aromaticity | 0.33333 |
| Average_Rotatable_Bonds | 3.13333 |
| Charge_at_pH_7 | -1.00194 |
| Isoelectric_Point | 3.84998 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 21 |
| Number_of_Hydrogen_Bond_Donors | 20 |
| Topological_Polar_Surface_Area | 617.01000 |
| X_logP_energy | 0.54600 |
Interaction Information
| Affinity | IC50=1.9 nM |
|---|---|
| Affinity_Assay | radioligand competition binding assay |
| PDB_ID | None |
| Type | antagonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | High affinity type I interleukin 1 receptor antagonists discovered by screening recombinant peptide libraries. |
| Release_Year | 1996 |
| PMID | 8693002 |
| DOI | 10.1073/pnas.93.14.7381 |