PPIRE18060
Target Protein Information
| Protein_Name | Guanine nucleotide-binding protein G(i) subunit alpha-1 |
|---|---|
| Protein_Sequence | MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKSTIVKQMKIIHEAGYSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDAARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVKTTGIVETHFTFKDLHFKMFDVGGQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEMNRMHESMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAAAYIQCQFEDLNKRKDTKEIYTHFTCATDTKNVQFVFDAVTDVIIKNNLKDCGLF |
| Organism_Source | Rattus norvegicus |
| Functional_Classification | GTPases |
| Cellular_Localization | Plasma membrane |
| Gene_Names | Gnai1 |
| UniProt_ID | P10824 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | R6A |
|---|---|
| Peptide_Sequence | MSQTKRLDDQLYWWEYL |
| Peptide_Length | 17 |
| Peptide_SMILES | CSCC[C@H](N)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@H](C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](CC(C)C)C(=O)O)[C@@H](C)O |
| Chemical_Modification | None |
| 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 | 2275.56 |
|---|---|
| Aliphatic_Index | 68.82353 |
| Aromaticity | 0.23529 |
| Average_Rotatable_Bonds | 4.29412 |
| Charge_at_pH_7 | -1.00135 |
| Isoelectric_Point | 4.37040 |
|---|---|
| Hydrogen_Bond_Acceptors | 30 |
| Hydrogen_Bond_Donors | 33 |
| Topological_Polar_Surface_Area | 927.42000 |
| X_logP_energy | -4.49833 |
Interaction Information
| Affinity | KD=60 nM |
|---|---|
| Affinity_Assay | Surface Plasmon Resonance |
| PDB_ID | None |
| Type | Inhibitor |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | In Vitro Selection of State-Specific Peptide Modulators of G Protein Signaling Using mRNA Display |
| Release_Year | 2004 |
| PMID | 15248784 |
| DOI | 10.1021/bi0498398 |