PPIRE01834
Target Protein Information
| Protein_Name | Somatostatin receptor type 2 |
|---|---|
| Protein_Sequence | MDMADEPLNGSHTWLSIPFDLNGSVVSTNTSNQTEPYYDLTSNAVLTFIYFVVCIIGLCGNTLVIYVILRYAKMKTITNIYILNLAIADELFMLGLPFLAMQVALVHWPFGKAICRVVMTVDGINQFTSIFCLTVMSIDRYLAVVHPIKSAKWRRPRTAKMITMAVWGVSLLVILPIMIYAGLRSNQWGRSSCTINWPGESGAWYTGFIIYTFILGFLVPLTIICLCYLFIIIKVKSSGIRVGSSKRKKSEKKVTRMVSIVVAVFIFCWLPFYIFNVSSVSMAISPTPALKGMFDFVVVLTYANSCANPILYAFLSDNFKKSFQNVLCLVKVSGTDDGERSDSKQDKSRLNETTETQRTLLNGDLQTSI |
| Organism_Source | Homo sapiens |
| Functional_Classification | Receptor |
| Cellular_Localization | Plasma membrane |
| Gene_Names | SSTR2 |
| UniProt_ID | P30874 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | MACROPATATE |
|---|---|
| Peptide_Sequence | fCYwKTCT |
| Peptide_Length | 8 |
| Peptide_SMILES | C[C@@H](O)[C@H](NC(=O)[C@H](CS)NC(=O)[C@@H](NC(=O)[C@H](CCCCN)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CS)NC(=O)[C@@H](N)Cc1ccccc1)[C@@H](C)O)C(=O)O |
| Chemical_Modification | f1=D-Phenylalanine; w4=D-Tryptophan |
| Cyclization_Method | C2<->C7; side chain cyclization; disulfide bond |
| Linear/Cyclic | Cyclic |
| N-terminal_Modification | Free |
| C-terminal_Modification | other |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1051.24 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.37500 |
| Average_Rotatable_Bonds | 3.62500 |
| Charge_at_pH_7 | 0.87289 |
| Isoelectric_Point | 8.22117 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 15 |
| Number_of_Hydrogen_Bond_Donors | 16 |
| Topological_Polar_Surface_Area | 369.52000 |
| X_logP_energy | -1.54290 |
Interaction Information
| Affinity | KD=21 nM |
|---|---|
| Affinity_Assay | saturation binding assay |
| PDB_ID | None |
| Type | Agonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | 225Ac-MACROPATATE: A Novel Alpha-Particle Peptide Receptor Radionuclide Therapy for Neuroendocrine Tumors. |
| Release_Year | 2023 |
| PMID | 36396453 |
| DOI | 10.2967/jnumed.122.264707 |