PPIRE05042
Target Protein Information
| Protein_Name | Dipeptidyl peptidase 4 |
|---|---|
| Protein_Sequence | MKTPWKVLLGLLGAAALVTIITVPVVLLNKGTDDATADSRKTYTLTDYLKNTYRLKLYSLRWISDHEYLYKQENNILVFNAEYGNSSVFLENSTFDEFGHSINDYSISPDGQFILLEYNYVKQWRHSYTASYDIYDLNKRQLITEERIPNNTQWVTWSPVGHKLAYVWNNDIYVKIEPNLPSYRITWTGKEDIIYNGITDWVYEEEVFSAYSALWWSPNGTFLAYAQFNDTEVPLIEYSFYSDESLQYPKTVRVPYPKAGAVNPTVKFFVVNTDSLSSVTNATSIQITAPASMLIGDHYLCDVTWATQERISLQWLRRIQNYSVMDICDYDESSGRWNCLVARQHIEMSTTGWVGRFRPSEPHFTLDGNSFYKIISNEEGYRHICYFQIDKKDCTFITKGTWEVIGIEALTSDYLYYISNEYKGMPGGRNLYKIQLSDYTKVTCLSCELNPERCQYYSVSFSKEAKYYQLRCSGPGLPLYTLHSSVNDKGLRVLEDNSALDKMLQNVQMPSKKLDFIILNETKFWYQMILPPHFDKSKKYPLLLDVYAGPCSQKADTVFRLNWATYLASTENIIVASFDGRGSGYQGDKIMHAINRRLGTFEVEDQIEAARQFSKMGFVDNKRIAIWGWSYGGYVTSMVLGSGSGVFKCGIAVAPVSRWEYYDSVYTERYMGLPTPEDNLDHYRNSTVMSRAENFKQVEYLLIHGTADDNVHFQQSAQISKALVDVGVDFQAMWYTDEDHGIASSTAHQHIYTHMSHFIKQCFSLP |
| Organism_Source | Homo sapiens |
| Functional_Classification | dipeptidyl peptidases |
| Cellular_Localization | Extracellular |
| Gene_Names | DPP4 |
| UniProt_ID | P27487 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | Q(?17.03)QWLH |
|---|---|
| Peptide_Sequence | QWLH |
| Peptide_Length | 4 |
| Peptide_SMILES | CC(C)C[C@H](NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@@H](N)CCC(N)=O)C(=O)N[C@@H](Cc1c[nH]cn1)C(=O)O |
| Chemical_Modification | X1=pyroglutamate |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 582.66 |
|---|---|
| Aliphatic_Index | 97.50000 |
| Aromaticity | 0.25000 |
| Average_Rotatable_Bonds | 4.00000 |
| Charge_at_pH_7 | 0.08889 |
| Isoelectric_Point | 7.55032 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 7 |
| Number_of_Hydrogen_Bond_Donors | 8 |
| Topological_Polar_Surface_Area | 238.18000 |
| X_logP_energy | -0.14590 |
Interaction Information
| Affinity | IC50=200 uM |
|---|---|
| Affinity_Assay | Enzyme Inhibition Kinetics |
| PDB_ID | 4PNZ |
| Type | Inhibitor |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Identification and Quantification of DPP-IV-Inhibitory Peptides from Hydrolyzed-Rapeseed-Protein-Derived Napin with Analysis of the Interactions between Key Residues and Protein Domains. |
| Release_Year | 2019 |
| PMID | 30854852 |
| DOI | 10.1021/acs.jafc.9b01069 |