PPIRE18331

Target Protein Information
Protein_Name Kappa-type opioid receptor
Protein_Sequence MDSPIQIFRGEPGPTCAPSACLPPNSSAWFPGWAEPDSNGSAGSEDAQLEPAHISPAIPVIITAVYSVVFVVGLVGNSLVMFVIIRYTKMKTATNIYIFNLALADALVTTTMPFQSTVYLMNSWPFGDVLCKIVISIDYYNMFTSIFTLTMMSVDRYIAVCHPVKALDFRTPLKAKIINICIWLLSSSVGISAIVLGGTKVREDVDVIECSLQFPDDDYSWWDLFMKICVFIFAFVIPVLIIIVCYTLMILRLKSVRLLSGSREKDRNLRRITRLVLVVVAVFVVCWTPIHIFILVEALGSTSHSTAALSSYYFCIALGYTNSSLNPILYAFLDENFKRCFRDFCFPLKMRMERQSTSRVRNTVQDPAYLRDIDGMNKPV
Organism_Source Homo sapiens
Functional_Classification G protein-coupled receptor
Cellular_Localization Plasma membrane
Gene_Names OPRK1
UniProt_ID P41145
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name Dynorphin (1-13)
Peptide_Sequence YGGFLRRIRPKLK
Peptide_Length 13
Peptide_SMILES CC[C@H](C)[C@H](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](Cc1ccccc1)NC(=O)CNC(=O)CNC(=O)[C@@H](N)Cc1ccc(O)cc1)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCCN)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 1603.98
Aliphatic_Index 90.00000
Aromaticity 0.15385
Average_Rotatable_Bonds 4.15385
Charge_at_pH_7 4.99653
Isoelectric_Point 12.24772
Hydrogen_Bond_Acceptors 20
Hydrogen_Bond_Donors 25
Topological_Polar_Surface_Area 661.70000
X_logP_energy -3.63799
Interaction Information
Affinity KD=200 nM
Affinity_Assay Radioligand binding assay
PDB_ID 2N2F
Type Agonist
Structure
Reference Information
Document_Type Research Articles
Title NMR structure and dynamics of the agonist dynorphin peptide bound to the human kappa opioid receptor
Release_Year 2015
PMID 26372966
DOI 10.1073/pnas.1510117112