Detailed Peptide Information
This page shows detailed information of individual peptides present in PlantPepDB database. The page is majorly divided into 3 sections. The first sections contains primary information like peptide activity, source, sequence, etc. In the secondary information section user can access the tertiary structure as well as the physico-chemical properties by clicking the respective links. Further there is also link of the source database and research article from which the peptide data is retrieved. Download the information by clicking
| Primary Information |
|---|
| PPepDB ID | PPepDB_4552 |
| Peptide Name | DEF2_PETHY |
| PMID(s) | --NA-- |
| Plant Source (Scientific Name) | Petunia hybrida |
| Plant Source (Common Name) | Petunia |
| Plant Family | Solanaceae |
| Peptide Family | --NA-- |
| Peptide Function | Signaling-peptide |
| Peptide Function Description | Antimicrobial; Direct protein sequencing; Fungicide; Knottin; Plant defense; Signal; Vacuole | Floral defensin-like protein 2 precursor (PhD2).Vacuole (By similarity). |
| Activity Against | --NA-- |
| IC50 value | --NA-- |
| Sequence | AQPEKFTDGHCSKILRRCLCTKPCATEEATATLANEVKTMAEALVEEDMMEMARSICFFAVAILALMLFAAYETEAGTCKAECPTWEGICINKAPCVKCCK |
| Sequence Length | 101 |
| Validation | Experimental evidence at protein level |
| Average Molecular Weight (Da) | 11049.03 |
| Monoisotopic Molecular Weight (Da) | 11041.21 |
| Isoelectric Point (pI) | 5.16 |
| Method / Extraction | --NA-- |
| External links (Uniprot, PDB and Source Information Database) |
|---|
| Uniprot | Q8H6Q0 |
| NCBI | --NA-- |
| EMBL | AF507976 |
| Link to Source Databases | SPdb60169 |
|---|
| Addtional Information | FUNCTION:Plant defense peptide with antifungal activity against F.oxysporum and B.cinerea.BIOPHYSICOCHEMICAL PROPERTIES:pH dependence: Stable under extremes of pH; Temperature dependence: Stable under extremes of temperature;TISSUE SPECIFICITY:Petals.DOMAIN:The presence of a 'disulfide through disulfide knot' structurally defines this protein as a knottin (By similarity).PTM:When compared to other plant defensins, the petunia defensins have an additional fifth disulfide bond.SIMILARITY:Belongs to the plant defensin family. |
