PPIRE19371

Target Protein Information
Protein_Name Alpha-insect toxin LqhaIT
Protein_Sequence MNHLVMISLALLLLLGVESVRDAYIAKNYNCVYECFRDAYCNELCTKNGASSGYCQWAGKYGNACWCYALPDNVPIRVPGKCHRK
Organism_Source Leiurus hebraeus
Functional_Classification scorpion R toxin
Cellular_Localization Extracellular
Gene_Names None
UniProt_ID P17728
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name SSG(NaCS1700-T1711)GSS
Peptide_Sequence SSGSDIIEKYFVSPTGSS
Peptide_Length 18
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CO)NC(=O)CNC(=O)[C@H](CO)NC(=O)[C@@H](N)CO)C(=O)N[C@H](C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@H](C(=O)N[C@@H](CO)C(=O)N1CCC[C@H]1C(=O)N[C@H](C(=O)NCC(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(=O)O)[C@@H](C)O)C(C)C)[C@@H](C)CC
Chemical_Modification None
Cyclization_Method None
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1860.99
Aliphatic_Index 59.44444
Aromaticity 0.11111
Average_Rotatable_Bonds 3.27778
Charge_at_pH_7 -1.00094
Isoelectric_Point 4.18441
Number_of_Hydrogen_Bond_Acceptors 30
Number_of_Hydrogen_Bond_Donors 29
Topological_Polar_Surface_Area 811.69000
X_logP_energy -11.84880
Interaction Information
Affinity KD=0.9 mM
Affinity_Assay Radioligand binding assay
PDB_ID None
Type Affinity ligand
Structure
Reference Information
Document_Type Research Articles
Title NMR Analysis of Interaction of LqhRIT Scorpion Toxin with a Peptide Corresponding to the D4/S3-S4 Loop of Insect Para Voltage-Gated Sodium Channel
Release_Year 2008
PMID 18154318
DOI 10.1021/bi701323k