PPIRE12907
Target Protein Information
| Protein_Name | Streptavidin |
|---|---|
| Protein_Sequence | MRKIVVAAIAVSLTTVSITASASADPSKDSKAQVSAAEAGITGTWYNQLGSTFIVTAGADGALTGTYESAVGNAESRYVLTGRYDSAPATDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTTEANAWKSTLVGHDTFTKVKPSAASIDAAKKAGVNNGNPLDAVQQ |
| Organism_Source | Streptomyces avidinii |
| Functional_Classification | biotin-binding proteins |
| Cellular_Localization | Extracellular |
| Gene_Names | None |
| UniProt_ID | P22629 |
| Protein-Protein Interaction Networks | |
Peptide Basic Information
| Peptide_Name | GGwhdeatwkpG |
|---|---|
| Peptide_Sequence | GGwhdeatwkpG |
| Peptide_Length | 12 |
| Peptide_SMILES | C[C@H](NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](Cc1c[nH]cn1)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)CNC(=O)CN)C(=O)N[C@H](C(=O)N[C@@H](Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CCCCN)C(=O)N1CCC[C@H]1C(=O)NCC(=O)O)[C@@H](C)O |
| Chemical_Modification | None |
| Cyclization_Method | None |
| Linear/Cyclic | Linear |
| N-terminal_Modification | Free |
| C-terminal_Modification | amide |
| Amino_Acid_Distribution | |
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Peptide Physicochemical
| Molecular_Weight | 1340.42 |
|---|---|
| Aliphatic_Index | 8.33333 |
| Aromaticity | 0.16667 |
| Average_Rotatable_Bonds | 3.16667 |
| Charge_at_pH_7 | -0.90918 |
| Isoelectric_Point | 5.45430 |
|---|---|
| Number_of_Hydrogen_Bond_Acceptors | 18 |
| Number_of_Hydrogen_Bond_Donors | 19 |
| Topological_Polar_Surface_Area | 555.74000 |
| X_logP_energy | -4.58550 |
Interaction Information
| Affinity | KD=0.47 uM |
|---|---|
| Affinity_Assay | Surface plasmon resonance |
| PDB_ID | None |
| Type | Affinity ligand |
| Structure | |
Reference Information
| Document_Type | Research Articles |
|---|---|
| Title | Stepwise Evolution Improves Identification of Diverse Peptides Binding to a Protein Target. |
| Release_Year | 2017 |
| PMID | 28935886 |
| DOI | 10.1038/s41598-017-12440-1 |