PPIPT00714
Target Protein Information
| Protein_Name | Potassium voltage-gated channel subfamily A member 3 |
|---|---|
| Protein_Sequence | MDERLSLLRSPPPPSARHRAHPPQRPASSGGAHTLVNHGYAEPAAGRELPPDMTVVPGDHLLEPEVADGGGAPPQGGCGGGGCDRYEPLPPSLPAAGEQDCCGERVVINISGLRFETQLKTLCQFPETLLGDPKRRMRYFDPLRNEYFFDRNRPSFDAILYYYQSGGRIRRPVNVPIDIFSEEIRFYQLGEEAMEKFREDEGFLREEERPLPRRDFQRQVWLLFEYPESSGPARGIAIVSVLVILISIVIFCLETLPEFRDEKDYPASTSQDSFEAAGNSTSGSRAGASSFSDPFFVVETLCIIWFSFELLVRFFACPSKATFSRNIMNLIDIVAIIPYFITLGTELAERQGNGQQAMSLAILRVIRLVRVFRIFKLSRHSKGLQILGQTLKASMRELGLLIFFLFIGVILFSSAVYFAEADDPTSGFSSIPDAFWWAVVTMTTVGYGDMHPVTIGGKIVGSLCAIAGVLTIALPVPVIVSNFNYFYHRETEGEEQSQYMHVGSCQHLSSSAEELRKARSNSTLSKSEYMVIEEGGMNHSAFPQTPFKTGNSTATCTTNNNPNSCVNIKKIFTDV |
| Organism_Source | Homo sapiens |
| Functional_Classification | Voltage-gated potassium channel |
| Cellular_Localization | Plasma membrane |
| Gene_Names | KCNA3 |
| UniProt_ID | P22001 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | ShK1-35 |
|---|---|
| Peptide_Sequence | XXXXXXYYYYYYZZZZZZZZZZ |
| Peptide_Length | 22 |
| Peptide_SMILES | NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | Side chain cyclization; disulfide bond |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1909.90 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.27273 |
| Average_Rotatable_Bonds | 2.50000 |
| Charge_at_pH_7 | -0.00712 |
| Isoelectric_point | 6.06206 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 29 |
| Number_of_Hydrogen_Bond_Donors | 29 |
| Topological_Polar_Surface_Area | 795.80000 |
| X_logP_energy | -11.62870 |
Interaction Information
| Affinity | IC50=7 nM |
|---|---|
| Affinity_Assay | patch clamp electrophysiology |
| PDB_ID | None |
| Type | Antagonist |
| Structure | |
Reference Information
| Document_Type | Patent |
|---|---|
| Title | Conjugated Toxin Peptide Therapeutic Agents |
| Release_Year | 2009 |
| Patent_ID | US20090291885A1 |