PPIRE02468

Target Protein Information
Protein_Name High affinity immunoglobulin epsilon receptor subunit alpha
Protein_Sequence MAPAMESPTLLCVALLFFAPDGVLAVPQKPKVSLNPPWNRIFKGENVTLTCNGNNFFEVSSTKWFHNGSLSEETNSSLNIVNAKFEDSGEYKCQHQQVNESEPVYLEVFSDWLLLQASAEVVMEGQPLFLRCHGWRNWDVYKVIYYKDGEALKYWYENHNISITNATVEDSGTYYCTGKVWQLDYESEPLNITVIKAPREKYWLQFFIPLLVVILFAVDTGLFISTQQQVTFLLKIKRTRKGFRLLNPHPKPNPKNN
Organism_Source Homo sapiens
Functional_Classification Receptor
Cellular_Localization Plasma membrane
Gene_Names FCER1A
UniProt_ID P12319
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name 23a
Peptide_Sequence SXPFDLFIRK
Peptide_Length 10
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H]1CCCN1C(=O)CNC(=O)[C@@H](N)CO)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CCCCN)C(=O)O
Chemical_Modification X2=2-2 -tolan; non?standard residue
Cyclization_Method S1<->K10;main chain cyclization;amide bond
Linear/Cyclic Cyclic
N-terminal_Modification Free
C-terminal_Modification amide
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1179.38
Aliphatic_Index 78.00000
Aromaticity 0.20000
Average_Rotatable_Bonds 3.70000
Charge_at_pH_7 0.99813
Isoelectric_Point 9.69502
Number_of_Hydrogen_Bond_Acceptors 15
Number_of_Hydrogen_Bond_Donors 16
Topological_Polar_Surface_Area 461.88000
X_logP_energy -2.66403
Interaction Information
Affinity IC50=660 uM
Affinity_Assay ELISA
PDB_ID None
Type antagonist
Structure
Reference Information
Document_Type Research Articles
Title Synthesis and incorporation into cyclic peptides of tolan amino acids and their hydrogenated congeners: construction of an array of A-B-loop mimetics of the C钄3 domain of human IgE.
Release_Year 2012
PMID 22397517
DOI 10.1021/jo202604q