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_4548	RIP4_SAPOF	--NA--	"Saponaria officinalis"	Caryophyllaceae	--NA--	Signaling-peptide	"Hydrolase; Plant defense; Protein synthesis inhibitor; Signal; Toxin | Ribosome-inactivating protein saporin-4 precursor (EC 3.2.2.22) (SAP-,4) (SO-3) (rRNA N-glycosidase) (Fragment)."	--NA--	AQITQEDLAMDNTNVNRAYYFRSEITSAELTALFPEATTANQKALEYTEDYQSIEKNMKIYVVATIAWILLQFSAWTTTDAVTSITLDLVNPTAGQYSSFVDKIRNNVKDPNLKYGGTDIAVIGPPSKGKFLRINFQSSRGTVSLGLKRDNLYVVAY	157	"Protein inferred from homology"	17519.78	17508.97	5.44	--NA--	"FUNCTION:Ribosome-inactivating protein of type 1, inhibits protein synthesis in animal cells. Useful as immunotoxin for pharmacological applications.CATALYTIC ACTIVITY:Endohydrolysis of the N-glycosidic bond at one specific adenosine on the 28S rRNA.SIMILARITY:Belongs to the ribosome-inactivating protein family.Type 1 RIP subfamily."