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 IDPPepDB_1969
Peptide NameMela 3
PMID(s)26322745
Plant Source (Scientific Name)Melicytus latifolius
Plant Source (Common Name)Norfolk Island mahoe
Plant FamilyViolaceae
Peptide FamilyCyclotide
Peptide FunctionCytotoxic, Antibacterial, Anticancer
Peptide Function DescriptionShows cytotoxocity against cancer cell lines and low toxicity against red blood cells, Target site- Lipid Bilayer; Human foreskin fibroblasts HFF-1(CC50: 5.39 ± 0.33 µM)
Activity AgainstCancer cell lines and red blood cells/ Escherichia coli, Staphylococcus aureus, Human skin melanoma MM96L(CC50: 2.04 ±0.26 µM), Human cervical carcinoma HeLa(CC50: 18.73 ±1.82 µM)
IC50 value--NA--
SequenceGKPICGETCFKGKCYTPGCTCSYPICKKD
Sequence Length29
ValidationExperimental evidence at protein level
Average Molecular Weight (Da)3131.72
Monoisotopic Molecular Weight (Da)3129.39
Isoelectric Point (pI)8.63
Method / ExtractionAmino acid analysis, MS


Secondary Information
Tertiary Structure and DSSP ReportClick to View Structure
Physico-Chemical Properties of peptidesClick to View Physico-Chemical Details of PPepDB_1969


External links (Uniprot, PDB and Source Information Database)
UniprotC0HK30
NCBI--NA--
EMBL--NA--
Link to Source DatabasesCybase_1022, DBAASP_10542
Addtional InformationI/L determined on the basis of AAA ratios. Membrane binding studies show preference for phosphatidylethanolamine (PE)-phos- pholipid-containing lipids. Cytotoxicity and antibacterial activity have also been assayed. (Ravipati et al. 2015)