PPIRE09818
Target Protein Information
| Protein_Name | Melanocyte-stimulating hormone receptor |
|---|---|
| Protein_Sequence | MSTQEPQKSLLGSLNSNATSHLGLATNQSEPWCLYVSIPDGLFLSLGLVSLVENVLVVIAITKNRNLHSPMYYFICCLALSDLMVSVSIVLETTIILLLEAGILVARVALVQQLDNLIDVLICGSMVSSLCFLGIIAIDRYISIFYALRYHSIVTLPRARRAVVGIWMVSIVSSTLFITYYKHTAVLLCLVTFFLAMLALMAILYAHMFTRACQHAQGIAQLHKRRRSIRQGFCLKGAATLTILLGIFFLCWGPFFLHLLLIVLCPQHPTCSCIFKNFNLFLLLIVLSSTVDPLIYAFRSQELRMTLKEVLLCSW |
| Organism_Source | Mus musculus |
| Functional_Classification | G protein-coupled receptor |
| Cellular_Localization | Plasma membrane |
| Gene_Names | Mc1r |
| UniProt_ID | Q01727 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | MAG3-GGNle-CycMSHhex |
|---|---|
| Peptide_Sequence | XGGXDHFRWK |
| Peptide_Length | 10 |
| Peptide_SMILES | N=C(N)NCCC[C@H](NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](CC(=O)O)NC(=O)CNC(=O)CNC(=O)CNC(=O)CN)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCCCN)C(=O)O |
| Chemical_Modification | X1=mercaptoacetyl; X4=norleucine |
| Cyclization_Method | Side chain-side chain cyclization; D5<->K10; amide bond |
| Linear/Cyclic | Cyclic |
| N-terminal_Modification | Mercaptoacetyl |
| C-terminal_Modification | amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1116.20 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.20000 |
| Average_Rotatable_Bonds | 3.50000 |
| Charge_at_pH_7 | 1.08904 |
| Isoelectric_Point | 9.69702 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 15 |
| Number_of_Hydrogen_Bond_Donors | 18 |
| Topological_Polar_Surface_Area | 494.91000 |
| X_logP_energy | -4.91343 |
Interaction Information
| Affinity | IC50=1 nM |
|---|---|
| Affinity_Assay | competitive radioligand binding assay |
| PDB_ID | None |
| Type | Agonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Design and evaluation of new Tc-99m-labeled lactam bridge-cyclized alpha-MSH peptides for melanoma imaging. |
| Release_Year | 2013 |
| PMID | 23418722 |
| DOI | 10.1021/mp3006984 |