PPIRE17285
Target Protein Information
| Protein_Name | Guanine nucleotide-binding protein G(i) subunit alpha-1/Guanine nucleotide-binding protein G(o) subunit alpha |
|---|---|
| Protein_Sequence | MGCTLSAEDKAAVERSKMIDRNLREDGEKAAREVKLLLLGAGESGKSTIVKQMKIIHEAGYSEEECKQYKAVVYSNTIQSIIAIIRAMGRLKIDFGDSARADDARQLFVLAGAAEEGFMTAELAGVIKRLWKDSGVQACFNRSREYQLNDSAAYYLNDLDRIAQPNYIPTQQDVLRTRVKTTGIVETHFTFKDLHFKMFDVGGQRSERKKWIHCFEGVTAIIFCVALSDYDLVLAEDEEMNRMHESMKLFDSICNNKWFTDTSIILFLNKKDLFEEKIKKSPLTICYPEYAGSNTYEEAAAYIQCQFEDLNKRKDTKEIYTHFTCATDTKNVQFVFDAVTDVIIKNNLKDCGLF/MGCTLSAEERAALERSKAIEKNLKEDGISAAKDVKLLLLGAGESGKSTIVKQMKIIHEDGFSGEDVKQYKPVVYSNTIQSLAAIVRAMDTLGIEYGDKERKADAKMVCDVVSRMEDTEPFSPELLSAMMRLWGDSGIQECFNRSREYQLNDSAKYYLDSLDRIGAADYQPTEQDILRTRVKTTGIVETHFTFKNLHFRLFDVGGQRSERKKWIHCFEDVTAIIFCVALSGYDQVLHEDETTNRMHESLMLFDSICNNKFFIDTSIILFLNKKDLFGEKIKKSPLTICFPEYTGSNTYEDAAAYIQAQFESKNRSPNKEIYCHMTCATDTNNIQVVFDAVTDIIIANNLRGCGLY |
| Organism_Source | Bos taurus/Bos taurus |
| Functional_Classification | GTP binding proteins |
| Cellular_Localization | Plasma membrane |
| Gene_Names | GNAI1/GNAO1 |
| UniProt_ID | P63097/P08239 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | tachyplesin |
|---|---|
| Peptide_Sequence | KWCFRVCYRGICYRCR |
| Peptide_Length | 16 |
| Peptide_SMILES | CC[C@H](C)[C@H](NC(=O)CNC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CS)NC(=O)[C@@H](NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](CS)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@@H](N)CCCCN)C(C)C)C(=O)N[C@@H](CS)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CS)C(=O)N[C@@H](CCCNC(=N)N)C(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | side chain-side chain cyclization; C3<-->C15; disulfide bond; C7<-->C12; disulfide bond |
| Linear/Cyclic | Cyclic |
| N-terminal_Modification | Free |
| C-terminal_Modification | Amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 2112.58 |
|---|---|
| Aliphatic_Index | 42.50000 |
| Aromaticity | 0.25000 |
| Average_Rotatable_Bonds | 4.12500 |
| Charge_at_pH_7 | 4.74808 |
| Isoelectric_Point | 9.51208 |
|---|---|
| Hydrogen_Bond_Acceptors | 28 |
| Hydrogen_Bond_Donors | 37 |
| Topological_Polar_Surface_Area | 829.69000 |
| X_logP_energy | -5.23162 |
Interaction Information
| Affinity | KD=0.88 uM |
|---|---|
| Affinity_Assay | Surface Plasmon Resonance |
| PDB_ID | None |
| Type | Agonist |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | An antimicrobial peptide tachyplesin acts as a secondary secretagogue and amplifies lipopolysaccharide-induced hemocyte exocytosis |
| Release_Year | 2005 |
| PMID | 16045757 |
| DOI | 10.1111/j.1742-4658.2005.04800.x |