PPIRE07736
Target Protein Information
| Protein_Name | Prolyl endopeptidase |
|---|---|
| Protein_Sequence | MLSLQYPDVYRDETAVQDYHGHKICDPYAWLEDPDSEQTKAFVEAQNKITVPFLEQCPIRGLYKERMTELYDYPKYSCHFKKGKRYFYFYNTGLQNQRVLYVQDSLEGEARVFLDPNILSDDGTVALRGYAFSEDGEYFAYGLSASGSDWVTIKFMKVDGAKELPDVLERVKFSCMAWTHDGKGMFYNSYPQQDGKSDGTETSTNLHQKLYYHVLGTDQSEDILCAEFPDEPKWMGGAELSDDGRYVLLSIREGCDPVNRLWYCDLQQESSGIAGILKWVKLIDNFEGEYDYVTNEGTVFTFKTNRQSPNYRVINIDFRDPEESKWKVLVPEHEKDVLEWIACVRSNFLVLCYLHDVKNILQLHDLTTGALLKTFPLDVGSIVGYSGQKKDTEIFYQFTSFLSPGIIYHCDLTKEELEPRVFREVTVKGIDASDYQTVQIFYPSKDGTKIPMFIVHKKGIKLDGSHPAFLYGYGGFNISITPNYSVSRLIFVRHMGGILAVANIRGGGEYGETWHKGGILANKQNCFDDFQCAAEYLIKEGYTSPKRLTINGGSNGGLLVAACANQRPDLFGCVIAQVGVMDMLKFHKYTIGHAWTTDYGCSDSKQHFEWLVKYSPLHNVKLPEADDIQYPSMLLLTADHDDRVVPLHSLKFIATLQYIVGRSRKQSNPLLIHVDTKAGHGAGKPTAKVIEEVSDMFAFIARCLNVDWIP |
| Organism_Source | Homo sapiens |
| Functional_Classification | serine peptidases |
| Cellular_Localization | Cytoplasm |
| Gene_Names | PREP |
| UniProt_ID | P48147 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | Peptide 23 |
|---|---|
| Peptide_Sequence | IHPFAQTQ |
| Peptide_Length | 8 |
| Peptide_SMILES | CC[C@H](C)[C@H](N)C(=O)N[C@@H](Cc1c[nH]cn1)C(=O)N1CCC[C@H]1C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](C)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@H](C(=O)N[C@@H](CCC(N)=O)C(=O)O)[C@@H](C)O |
| Chemical_Modification | None |
| 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 | 941.05 |
|---|---|
| Aliphatic_Index | 61.25000 |
| Aromaticity | 0.12500 |
| Average_Rotatable_Bonds | 3.37500 |
| Charge_at_pH_7 | 0.08889 |
| Isoelectric_Point | 7.55032 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 13 |
| Number_of_Hydrogen_Bond_Donors | 12 |
| Topological_Polar_Surface_Area | 393.32000 |
| X_logP_energy | -3.51560 |
Interaction Information
| Affinity | IC50=151.36 uM |
|---|---|
| Affinity_Assay | Enzyme Inhibition Kinetics |
| PDB_ID | None |
| Type | Inhibitor |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Quantitative structure-activity relationship of prolyl oligopeptidase inhibitory peptides derived from beta-casein using simple amino acid descriptors. |
| Release_Year | 2006 |
| PMID | 16390203 |
| DOI | 10.1021/jf0521303 |