PPIRE13434

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 AF10847
Peptide_Sequence ETPFTWEESNAYYWQPYALPL
Peptide_Length 21
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)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](C)NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CO)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@@H](NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H]1CCCN1C(=O)[C@@H](NC(=O)[C@@H](N)CCC(=O)O)[C@@H](C)O)[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
Peptide Physicochemical
Molecular_Weight 2605.84
Aliphatic_Index 46.66667
Aromaticity 0.28571
Average_Rotatable_Bonds 3.38095
Charge_at_pH_7 -2.99924
Isoelectric_Point 3.47280
Number_of_Hydrogen_Bond_Acceptors 33
Number_of_Hydrogen_Bond_Donors 32
Topological_Polar_Surface_Area 969.99000
X_logP_energy -4.23030
Interaction Information
Affinity IC50=2.6 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