PPepDB-ID	"Peptide Name"	PMID	"Plant source"	"Plant Family"	"Peptide Family"	"Peptide function"	"Peptide function description"	"Activity against"	Sequence	"Sequence Length"	Validation	"Avg. Molecular wt(Da)"	"Monoisotopic molecular wt(Da)"	pI	Method	"Additional information"
PPepDB_5030	CYO8_VIOOD	--NA--	"Viola odorata"	Violaceae	--NA--	Signaling-peptide	"Direct protein sequencing; Knottin; Plant defense; Signal | Cycloviolacin-O8 precursor (Cyclotide c1)."	--NA--	DEQTISALTGKTIISNPVLEEALLTHSNSINALGGTLPCGESCVWIPCISMEMKNMVVGLFLIAAFALPALATNFEKDFITHETVQAILKKVGPSSNGMLSVVGCSCKSKVCYKNSLA	118	"Experimental evidence at protein level"	12476.63	12468.33	6.09	--NA--	"FUNCTION:Probably participates in a plant defense mechanism.DOMAIN:The presence of a 'disulfide through disulfide knot' structurally defines this protein as a knottin.PTM:Cycloviolacin-O8 is a cyclic peptide.MASS SPECTROMETRY:Mass=3225.5; Method=MALDI; Range=85-115; Source=PubMed:16872274;SIMILARITY:Belongs to the cyclotide family. Bracelet subfamily.CAUTION:This peptide is cyclic. The start position was chosen by similarity to OAK1 (kalata-B1) for which the DNA sequence is known."