PPIRE03585
Target Protein Information
| Protein_Name | Plasma kallikrein |
|---|---|
| Protein_Sequence | MILFKQATYFISLFATVSCGCLTQLYENAFFRGGDVASMYTPNAQYCQMRCTFHPRCLLFSFLPASSINDMEKRFGCFLKDSVTGTLPKVHRTGAVSGHSLKQCGHQISACHRDIYKGVDMRGVNFNVSKVSSVEECQKRCTSNIRCQFFSYATQTFHKAEYRNNCLLKYSPGGTPTAIKVLSNVESGFSLKPCALSEIGCHMNIFQHLAFSDVDVARVLTPDAFVCRTICTYHPNCLFFTFYTNVWKIESQRNVCLLKTSESGTPSSSTPQENTISGYSLLTCKRTLPEPCHSKIYPGVDFGGEELNVTFVKGVNVCQETCTKMIRCQFFTYSLLPEDCKEEKCKCFLRLSMDGSPTRIAYGTQGSSGYSLRLCNTGDNSVCTTKTSTRIVGGTNSSWGEWPWQVSLQVKLTAQRHLCGGSLIGHQWVLTAAHCFDGLPLQDVWRIYSGILNLSDITKDTPFSQIKEIIIHQNYKVSEGNHDIALIKLQAPLNYTEFQKPICLPSKGDTSTIYTNCWVTGWGFSKEKGEIQNILQKVNIPLVTNEECQKRYQDYKITQRMVCAGYKEGGKDACKGDSGGPLVCKHNGMWRLVGITSWGEGCARREQPGVYTKVAEYMDWILEKTQSSDGKAQMQSPA |
| Organism_Source | Homo sapiens |
| Functional_Classification | Enzyme |
| Cellular_Localization | Extracellular |
| Gene_Names | KLKB1 |
| UniProt_ID | P03952 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | 4b24 |
|---|---|
| Peptide_Sequence | MERCPIKMFYNLGSPYMNI |
| Peptide_Length | 19 |
| Peptide_SMILES | CC[C@H](C)[C@H](NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CCSC)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CO)NC(=O)CNC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](CCSC)NC(=O)[C@H](CCCCN)NC(=O)[C@@H](NC(=O)[C@@H]1CCCN1C(=O)[C@H](CS)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@@H](N)CCSC)[C@@H](C)CC)C(=O)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 | 2307.79 |
|---|---|
| Aliphatic_Index | 61.57895 |
| Aromaticity | 0.15789 |
| Average_Rotatable_Bonds | 3.84211 |
| Charge_at_pH_7 | 0.93579 |
| Isoelectric_Point | 8.50258 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 32 |
| Number_of_Hydrogen_Bond_Donors | 29 |
| Topological_Polar_Surface_Area | 841.63000 |
| X_logP_energy | -4.76463 |
Interaction Information
| Affinity | KD=0.8 nM |
|---|---|
| Affinity_Assay | Radioactive binding assay |
| PDB_ID | None |
| Type | Affinity ligand |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | High-affinity peptide ligands to prostate-specific antigen identified by polysome selection. |
| Release_Year | 1997 |
| PMID | 9125226 |
| DOI | 10.1006/bbrc.1997.6331 |