PPIPT01384

Target Protein Information
Protein_Name GTPase KRas
Protein_Sequence MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGETCLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHHYREQIKRVKDSEDVPMVLVGNKCDLPSRTVDTKQAQDLARSYGIPFIETSAKTRQRVEDAFYTLVREIRQYRLKKISKEEKTPGCVKIKKCIIM
Organism_Source Homo sapiens
Functional_Classification Small GTPase (Ras family)
Cellular_Localization Plasma membrane
Gene_Names KRAS
UniProt_ID P01116
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name R4000
Peptide_Sequence XCYXKHXXXXYXC
Peptide_Length 13
Peptide_SMILES NCCCC[C@H](NC(=O)CNC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](CS)NC(=O)CN)C(=O)N[C@@H](Cc1c[nH]cn1)C(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)N[C@@H](Cc1ccc(O)cc1)C(=O)NCC(=O)N[C@@H](CS)C(=O)O
Chemical_Modification X1=Norvaline; X4=u-tert-butylglycine; X7=N-methylalanine; X8=phenylglycine; X9=7-azatryptophan; X11=4-fluorophenylglycine; X13=sarcosine
Cyclization_Method Side chain cyclization; C2<->C13; other bonds
Linear/Cyclic Linear
N-terminal_Modification Acetyl
C-terminal_Modification Amide
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1215.32
Aliphatic_Index 0.00000
Aromaticity 0.15385
Average_Rotatable_Bonds 2.84615
Charge_at_pH_7 0.96295
Isoelectric_point 8.22461
Number_of_Hydrogen_Bond_Acceptors 20
Number_of_Hydrogen_Bond_Donors 20
Topological_Polar_Surface_Area 507.68000
X_logP_energy -7.51330
Interaction Information
Affinity KD=4.4 nM
Affinity_Assay Surface Plasmon Resonance
PDB_ID None
Type Antagonist
Structure
Reference Information
Document_Type Patent
Title RAS BINDING PEPTIDES AND METHODS OF USE
Release_Year 2019
Patent_ID US20190119358A1