PPIRE07610
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 | sCCK8 |
|---|---|
| Peptide_Sequence | DYMGWMDF |
| Peptide_Length | 8 |
| Peptide_SMILES | CSCC[C@H](NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H](N)CC(=O)O)C(=O)NCC(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](Cc1ccccc1)C(=O)O |
| Chemical_Modification | Y2=sulfation |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1064.20 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.37500 |
| Average_Rotatable_Bonds | 3.87500 |
| Charge_at_pH_7 | -2.00197 |
| Isoelectric_Point | 3.49188 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 14 |
| Number_of_Hydrogen_Bond_Donors | 13 |
| Topological_Polar_Surface_Area | 377.64000 |
| X_logP_energy | -0.20610 |
Interaction Information
| Affinity | IC50=3 nM |
|---|---|
| Affinity_Assay | receptor binding assay |
| PDB_ID | None |
| Type | Agonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Two technetium-99m-labeled cholecystokinin-8 (CCK8)peptides for scintigraphic imaging of CCK receptors. |
| Release_Year | 2004 |
| PMID | 15149184 |
| DOI | 10.1021/bc034208w |