PPIRE11836
Target Protein Information
| Protein_Name | Gastrin/cholecystokinin type B receptor |
|---|---|
| Protein_Sequence | MELLKLNRSVQGTGPGPGASLCRPGAPLLNSSSVGNLSCEPPRIRGAGTRELELAIRITLYAVIFLMSVGGNMLIIVVLGLSRRLRTVTNAFLLSLAVSDLLLAVACMPFTLLPNLMGTFIFGTVICKAVSYLMGVSVSVSTLSLVAIALERYSAICRPLQARVWQTRSHAARVIVATWLLSGLLMVPYPVYTVVQPVGPRVLQCVHRWPSARVRQTWSVLLLLLLFFIPGVVMAVAYGLISRELYLGLRFDGDSDSDSQSRVRNQGGLPGAVHQNGRCRPETGAVGEDSDGCYVQLPRSRPALELTALTAPGPGSGSRPTQAKLLAKKRVVRMLLVIVVLFFLCWLPVYSANTWRAFDGPGAHRALSGAPISFIHLLSYASACVNPLVYCFMHRRFRQACLETCARCCPRPPRARPRALPDEDPPTPSIASLSRLSYTTISTLGPG |
| Organism_Source | Homo sapiens |
| Functional_Classification | G protein-coupled receptor |
| Cellular_Localization | Plasma membrane |
| Gene_Names | CCKBR |
| UniProt_ID | P32239 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | PP-F16 |
|---|---|
| Peptide_Sequence | dQEdQEdEAYGWMDF |
| Peptide_Length | 15 |
| Peptide_SMILES | CSCC[C@H](NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)CNC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](C)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@@H](N)CC(=O)O)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](Cc1ccccc1)C(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Dota |
| C-terminal_Modification | amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1877.87 |
|---|---|
| Aliphatic_Index | 6.66667 |
| Aromaticity | 0.20000 |
| Average_Rotatable_Bonds | 4.06667 |
| Charge_at_pH_7 | -6.99575 |
| Isoelectric_Point | 3.07032 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 27 |
| Number_of_Hydrogen_Bond_Donors | 27 |
| Topological_Polar_Surface_Area | 854.02000 |
| X_logP_energy | -7.47090 |
Interaction Information
| Affinity | KD=9 nM |
|---|---|
| Affinity_Assay | saturation binding assay |
| PDB_ID | None |
| Type | Agonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Comparison of the binding and internalization properties of 12 DOTA-coupled and 111In-labelled CCK2/gastrin receptor binding peptides: a collaborative project under COST Action BM0607. |
| Release_Year | 2011 |
| PMID | 21523391 |
| DOI | 10.1007/s00259-011-1816-y |