PPIRE18153

Target Protein Information
Protein_Name Neuronal acetylcholine receptor subunit alpha-7
Protein_Sequence MCGGRGGIWLALAAALLHVSLQGEFQRRLYKELVKNYNPLERPVANDSQPLTVYFSLSLLQIMDVDEKNQVLTTNIWLQMSWTDHYLQWNMSEYPGVKNVRFPDGQIWKPDILLYNSADERFDATFHTNVLVNASGHCQYLPPGIFKSSCYIDVRWFPFDVQQCKLKFGSWSYGGWSLDLQMQEADISSYIPNGEWDLMGIPGKRNEKFYECCKEPYPDVTYTVTMRRRTLYYGLNLLIPCVLISALALLVFLLPADSGEKISLGITVLLSLTVFMLLVAEIMPATSDSVPLIAQYFASTMIIVGLSVVVTVIVLRYHHHDPDGGKMPKWTRIILLNWCAWFLRMKRPGEDKVRPACQHKPRRCSLASVELSAGAGPPTSNGNLLYIGFRGLEGMHCAPTPDSGVVCGRLACSPTHDEHLMHGAHPSDGDPDLAKILEEVRYIANRFRCQDESEVICSEWKFAACVVDRLCLMAFSVFTIICTIGILMSAPNFVEAVSKDFA
Organism_Source Rattus norvegicus
Functional_Classification ligand gated ion channels
Cellular_Localization Plasma membrane
Gene_Names Chrna7
UniProt_ID Q05941
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name Ab1-42
Peptide_Sequence DAEFRHDSGYEVHHQKLVFFAEDVGSNKGAIIGLMVGGVVIA
Peptide_Length 42
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)[C@H](C)NC(=O)CNC(=O)[C@H](CCCCN)NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CO)NC(=O)CNC(=O)[C@@H](NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](C)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@@H](NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)CNC(=O)[C@H](CO)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](C)NC(=O)[C@@H](N)CC(=O)O)C(C)C)C(C)C)C(C)C)C(=O)N[C@H](C(=O)NCC(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCSC)C(=O)N[C@H](C(=O)NCC(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@@H](C)C(=O)O)[C@@H](C)CC)C(C)C)C(C)C)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 4514.10
Aliphatic_Index 97.38095
Aromaticity 0.09524
Average_Rotatable_Bonds 3.57143
Charge_at_pH_7 -2.72407
Isoelectric_Point 5.42863
Number_of_Hydrogen_Bond_Acceptors 61
Number_of_Hydrogen_Bond_Donors 62
Topological_Polar_Surface_Area 1827.07000
X_logP_energy -15.69823
Interaction Information
Affinity IC50=7.5 nM
Affinity_Assay Patch-clamp electrophysiology
PDB_ID None
Type Antagonist
Structure
Reference Information
Document_Type Research Articles
Title b-Amyloid peptide blocks the response of a7-containing nicotinic receptors on hippocampal neurons
Release_Year 2001
PMID 11274373
DOI 10.1073/pnas.081553598