PPIRE05357
Target Protein Information
| Protein_Name | Neuropilin-1 |
|---|---|
| Protein_Sequence | MERGLPLLCATLALALALAGAFRSDKCGGTIKIENPGYLTSPGYPHSYHPSEKCEWLIQAPEPYQRIMINFNPHFDLEDRDCKYDYVEVIDGENEGGRLWGKFCGKIAPSPVVSSGPFLFIKFVSDYETHGAGFSIRYEIFKRGPECSQNYTAPTGVIKSPGFPEKYPNSLECTYIIFAPKMSEIILEFESFDLEQDSNPPGGVFCRYDRLEIWDGFPEVGPHIGRYCGQKTPGRIRSSSGILSMVFYTDSAIAKEGFSANYSVLQSSISEDFKCMEALGMESGEIHSDQITASSQYGTNWSVERSRLNYPENGWTPGEDSYREWIQVDLGLLRFVTAVGTQGAISKETKKKYYVKTYRVDISSNGEDWITLKEGNKAIIFQGNTNPTDVVFGVFPKPLITRFVRIKPASWETGISMRFEVYGCKITDYPCSGMLGMVSGLISDSQITASNQGDRNWMPENIRLVTSRTGWALPPSPHPYINEWLQVDLGDEKIVRGVIIQGGKHRENKVFMRKFKIAYSNNGSDWKMIMDDSKRKAKSFEGNNNYDTPELRAFTPLSTRFIRIYPERATHSGLGLRMELLGCEVEVPTAGPTTPNGNPVDECDDDQANCHSGTGDDFQLTGGTTVLATEKPTIIDSTIQSEFPTYGFNCEFGWGSHKTFCHWEHDSHAQLRWRVLTSKTGPIQDHTGDGNFIYSQADENQKGKVARLVSPVVYSQSSAHCMTFWYHMSGSHVGTLRVKLHYQKPEEYDQLVWMVVGHQGDHWKEGRVLLHKSLKLYQVIFEGEIGKGNLGGIAVDDISINNHIPQEDCAKPTDLDKKNTEIKIDETGSTPGYEEGKGDKNISRKPGNVLKTLDPILITIIAMSALGVLLGAVCGVVLYCACWHNGMSERNLSALENYNFELVDGVKLKKDKLNPQSNYSEA |
| Organism_Source | Rattus norvegicus |
| Functional_Classification | neuropilin receptors |
| Cellular_Localization | Plasma membrane |
| Gene_Names | Nrp1 |
| UniProt_ID | Q9QWJ9 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | H-c[Glu-Pro-Lys]-Arg-OH |
|---|---|
| Peptide_Sequence | EPKR |
| Peptide_Length | 4 |
| Peptide_SMILES | N=C(N)NCCC[C@H](NC(=O)[C@H](CCCCN)NC(=O)[C@@H]1CCCN1C(=O)[C@@H](N)CCC(=O)O)C(=O)O |
| Chemical_Modification | None |
| Cyclization_Method | side chain-side chain cyclization; E1<->K3; amide bond |
| Linear/Cyclic | Cyclic |
| N-terminal_Modification | Free |
| C-terminal_Modification | Free |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 528.61 |
|---|---|
| Aliphatic_Index | 0.00000 |
| Aromaticity | 0.00000 |
| Average_Rotatable_Bonds | 4.25000 |
| Charge_at_pH_7 | 0.99946 |
| Isoelectric_Point | 9.69503 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 8 |
| Number_of_Hydrogen_Bond_Donors | 9 |
| Topological_Polar_Surface_Area | 267.05000 |
| X_logP_energy | -2.38403 |
Interaction Information
| Affinity | IC50=0.16 uM |
|---|---|
| Affinity_Assay | ELISA |
| PDB_ID | None |
| Type | Inhibitor |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Structure-activity relationship study of a small cyclic peptide H-c[Lys-Pro-Glu]-Arg-OH: a potent inhibitor of Vascular Endothelial Growth Factor interaction with Neuropilin-1. |
| Release_Year | 2016 |
| PMID | 27889287 |
| DOI | 10.1016/j.bmc.2016.11.024 |