PPIRE12485

Target Protein Information
Protein_Name Kelch-like ECH-associated protein 1
Protein_Sequence MQPDPRPSGAGACCRFLPLQSQCPEGAGDAVMYASTECKAEVTPSQHGNRTFSYTLEDHTKQAFGIMNELRLSQQLCDVTLQVKYQDAPAAQFMAHKVVLASSSPVFKAMFTNGLREQGMEVVSIEGIHPKVMERLIEFAYTASISMGEKCVLHVMNGAVMYQIDSVVRACSDFLVQQLDPSNAIGIANFAEQIGCVELHQRAREYIYMHFGEVAKQEEFFNLSHCQLVTLISRDDLNVRCESEVFHACINWVKYDCEQRRFYVQALLRAVRCHSLTPNFLQMQLQKCEILQSDSRCKDYLVKIFEELTLHKPTQVMPCRAPKVGRLIYTAGGYFRQSLSYLEAYNPSDGTWLRLADLQVPRSGLAGCVVGGLLYAVGGRNNSPDGNTDSSALDCYNPMTNQWSPCAPMSVPRNRIGVGVIDGHIYAVGGSHGCIHHNSVERYEPERDEWHLVAPMLTRRIGVGVAVLNRLLYAVGGFDGTNRLNSAECYYPERNEWRMITAMNTIRSGAGVCVLHNCIYAAGGYDGQDQLNSVERYDVETETWTFVAPMKHRRSALGITVHQGRIYVLGGYDGHTFLDSVECYDPDTDTWSEVTRMTSGRSGVGVAVTMEPCRKQIDQQNCTC
Organism_Source Homo sapiens
Functional_Classification E3 ubiquitin ligases
Cellular_Localization Cytoplasm
Gene_Names KEAP1
UniProt_ID Q14145
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name ETG(cyc75-84)
Peptide_Sequence AFFAQLCLDEETGEFC
Peptide_Length 16
Peptide_SMILES CC(C)C[C@H](NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](C)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](C)N)C(=O)N[C@@H](CS)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@H](C(=O)NCC(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CS)C(=O)O)[C@@H](C)O
Chemical_Modification None
Cyclization_Method Side chain-side chain cyclization; C7<->C16; disulfide bond
Linear/Cyclic Cyclic
N-terminal_Modification Free
C-terminal_Modification Free
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1823.02
Aliphatic_Index 61.25000
Aromaticity 0.18750
Average_Rotatable_Bonds 3.62500
Charge_at_pH_7 -4.12019
Isoelectric_Point 3.33170
Number_of_Hydrogen_Bond_Acceptors 25
Number_of_Hydrogen_Bond_Donors 25
Topological_Polar_Surface_Area 712.34000
X_logP_energy -5.26320
Interaction Information
Affinity KD=6 nM
Affinity_Assay Fluorescence Polarization
PDB_ID None
Type Inhibitor
Structure
Reference Information
Document_Type Research Articles
Title Rational cyclization-based minimization of entropy penalty upon the binding of Nrf2-derived linear peptides to Keap1: A new strategy to improve therapeutic peptide activity against sepsis.
Release_Year 2018
PMID 30465941
DOI 10.1016/j.bpc.2018.11.002