PPIRE01569
Target Protein Information
| Protein_Name | Gastrin/cholecystokinin type B receptor |
|---|---|
| Protein_Sequence | MELLKLNRSVQGTGPGPGASLCRPGAPLLNSSSVGNLSCEPPRIRGAGTRELELAIRITLYAVIFLMSVGGNMLIIVVLGLSRRLRTVTNAFLLSLAVSDLLLAVACMPFTLLPNLMGTFIFGTVICKAVSYLMGVSVSVSTLSLVAIALERYSAICRPLQARVWQTRSHAARVIVATWLLSGLLMVPYPVYTVVQPVGPRVLQCVHRWPSARVRQTWSVLLLLLLFFIPGVVMAVAYGLISRELYLGLRFDGDSDSDSQSRVRNQGGLPGAVHQNGRCRPETGAVGEDSDGCYVQLPRSRPALELTALTAPGPGSGSRPTQAKLLAKKRVVRMLLVIVVLFFLCWLPVYSANTWRAFDGPGAHRALSGAPISFIHLLSYASACVNPLVYCFMHRRFRQACLETCARCCPRPPRARPRALPDEDPPTPSIASLSRLSYTTISTLGPG |
| Organism_Source | Homo sapiens |
| Functional_Classification | receptor |
| Cellular_Localization | Plasma membrane |
| Gene_Names | CCKBR |
| UniProt_ID | P32239 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | DOTA-MGS5[NHCH3] |
|---|---|
| Peptide_Sequence | eAYGWXDX |
| Peptide_Length | 8 |
| Peptide_SMILES | C[C@H](NC(=O)[C@@H](N)CCC(=O)O)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)NCC(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)NCC(=O)N[C@@H](CC(=O)O)C(=O)NCC(=O)O |
| Chemical_Modification | X6=N-methylnorleucine;X8=1-naphthylalanine |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Other |
| C-terminal_Modification | other |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 853.84 |
|---|---|
| Aliphatic_Index | 12.50000 |
| Aromaticity | 0.25000 |
| Average_Rotatable_Bonds | 3.00000 |
| Charge_at_pH_7 | -2.00064 |
| Isoelectric_Point | 3.55007 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 12 |
| Number_of_Hydrogen_Bond_Donors | 13 |
| Topological_Polar_Surface_Area | 377.64000 |
| X_logP_energy | -3.28220 |
Interaction Information
| Affinity | IC50=13.2 nM |
|---|---|
| Affinity_Assay | NMR chemical shift perturbation |
| PDB_ID | None |
| Type | Agonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Effects of Side Chain and Peptide Bond Modifications on the Targeting Properties of Stabilized Minigastrin Analogs. |
| Release_Year | 2023 |
| PMID | 37052226 |
| DOI | 10.3390/ph16020278 |