PPIRE17877

Target Protein Information
Protein_Name Cyclic nucleotide-gated channel alpha-1
Protein_Sequence MKKVIINTWHSFVNIPNVVGPDVEKEITRMENGACSSFSGDDDDSASMFEESETENPHARDSFRSNTHGSGQPSQREQYLPGAIALFNVNNSSNKEQEPKEKKKKKKEKKSKPDDKNENKKDPEKKKKKEKDKDKKKKEEKGKDKKEEEKKEVVVIDPSGNTYYNWLFCITLPVMYNWTMIIARACFDELQSDYLEYWLAFDYLSDVVYLLDMFVRTRTGYLEQGLLVKEERKLIDKYKSTFQFKLDVLSVIPTDLLYIKFGWNYPEIRLNRLLRISRMFEFFQRTETRTNYPNIFRISNLVMYIIIIIHWNACVYFSISKAIGFGNDTWVYPDVNDPDFGRLARKYVYSLYWSTLTLTTIGETPPPVRDSEYFFVVADFLIGVLIFATIVGNIGSMISNMNAARAEFQARIDAIKQYMHFRNVSKDMEKRVIKWFDYLWTNKKTVDEREVLKYLPDKLRAEIAINVHLDTLKKVRIFADCEAGLLVELVLKLQPQVYSPGDYICKKGDIGREMYIIKEGKLAVVADDGITQFVVLSDGSYFGEISILNIKGSKAGNRRTANIKSIGYSDLFCLSKDDLMEALTEYPDAKGMLEEKGKQILMKDGLLDINIANAGSDPKDLEEKVTRMESSVDLLQTRFARILAEYESMQQKLKQRLTKVEKFLKPLIDTEFSAIEGSGTESGPTDSTQD
Organism_Source Bos taurus
Functional_Classification cyclic nucleotide gated channels
Cellular_Localization Plasma membrane
Gene_Names CNGA1
UniProt_ID Q00194
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name Pseudechetoxin
Peptide_Sequence SNKKYQKDKHNALRRSVKPTARNMLQ
Peptide_Length 26
Peptide_SMILES CSCC[C@H](NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](C)NC(=O)[C@@H](NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCCCN)NC(=O)[C@@H](NC(=O)[C@H](CO)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](C)NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CC(N)=O)NC(=O)[C@@H](N)CO)C(C)C)[C@@H](C)O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCC(N)=O)C(=O)O
Chemical_Modification None
Cyclization_Method None
Linear/Cyclic Linear
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 3112.61
Aliphatic_Index 48.84615
Aromaticity 0.03846
Average_Rotatable_Bonds 4.26923
Charge_at_pH_7 7.08700
Isoelectric_Point 11.78760
Number_of_Hydrogen_Bond_Acceptors 47
Number_of_Hydrogen_Bond_Donors 51
Topological_Polar_Surface_Area 1460.18000
X_logP_energy -18.08819
Interaction Information
Affinity Ki=100 nM
Affinity_Assay Patch-clamp electrophysiology
PDB_ID None
Type Inhibitor
Structure
Reference Information
Document_Type Research Articles
Title Pseudechetoxin: a peptide blocker of cyclic nucleotide-gated ion channels
Release_Year 1999
PMID 9892706
DOI 10.1073/pnas.96.2.754