PPIRE08945
Target Protein Information
| Protein_Name | Gastrin-releasing peptide receptor |
|---|---|
| Protein_Sequence | MALNDCFLLNLEVDHFMHCNISSHSADLPVNDDWSHPGILYVIPAVYGVIILIGLIGNITLIKIFCTVKSMRNVPNLFISSLALGDLLLLITCAPVDASRYLADRWLFGRIGCKLIPFIQLTSVGVSVFTLTALSADRYKAIVRPMDIQASHALMKICLKAAFIWIISMLLAIPEAVFSDLHPFHEESTNQTFISCAPYPHSNELHPKIHSMASFLVFYVIPLSIISVYYYFIAKNLIQSAYNLPVEGNIHVKKQIESRKRLAKTVLVFVGLFAFCWLPNHVIYLYRSYHYSEVDTSMLHFVTSICARLLAFTNSCVNPFALYLLSKSFRKQFNTQLLCCQPGLIIRSHSTGRSTTCMTSLKSTNPSVATFSLINGNICHERYV |
| Organism_Source | Homo sapiens |
| Functional_Classification | G protein-coupled receptor |
| Cellular_Localization | Plasma membrane |
| Gene_Names | GRPR |
| UniProt_ID | P30550 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | BBN-1 |
|---|---|
| Peptide_Sequence | XQWAVGHXX |
| Peptide_Length | 9 |
| Peptide_SMILES | CC(C)[C@H](NC(=O)[C@H](C)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](CCC(N)=O)NC(=O)CN)C(=O)NCC(=O)N[C@@H](Cc1c[nH]cn1)C(=O)NCC(=O)NCC(=O)O |
| Chemical_Modification | X1=5-aminovaleric acid; X8=(4R,5S)-4-amino-5-methylheptanoic acid; X9=2-amino-3,3-dimethylbutyric acid |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Fluorobenzoyl |
| C-terminal_Modification | amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 867.92 |
|---|---|
| Aliphatic_Index | 43.33333 |
| Aromaticity | 0.11111 |
| Average_Rotatable_Bonds | 2.77778 |
| Charge_at_pH_7 | 0.08889 |
| Isoelectric_Point | 7.55032 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 12 |
| Number_of_Hydrogen_Bond_Donors | 13 |
| Topological_Polar_Surface_Area | 383.68000 |
| X_logP_energy | -4.56650 |
Interaction Information
| Affinity | IC50=15.7 nM |
|---|---|
| Affinity_Assay | competitive radioligand binding assay |
| PDB_ID | None |
| Type | antagonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Synthesis and radiopharmacological evaluation of a high-affinity and metabolically stabilized 18F-labeled bombesin analogue for molecular imaging of gastrin-releasing peptide receptor-expressing prostate cancer. |
| Release_Year | 2013 |
| PMID | 23969085 |
| DOI | 10.1016/j.nucmedbio.2013.07.005 |