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_5444	PMEI1_ARATH	--NA--	"Arabidopsis thaliana"	Brassicaceae	--NA--	Signaling-peptide	"3D-structure; Complete proteome; Signal | Pectinmethylesterase inhibitor 1 precursor (AtPMEI1)."	--NA--	EYESAIGNLEEAFEHLASGDGMGMNMKVSAALDGADTCLDDVKRLRSVDSKFASPNLQALAKTTLDSTQARATQTLKKLQSIIDGGVDPRSKLAYRSCVDMAANLRNNAFLSSLMFLLLIGSSYAITSSEMSTICDKTLNPSFCLKFLNTSVVNNSKTIKNLCGIALVISNMLPRN	176	"Experimental evidence at protein level"	18966.79	18954.57	7.85	--NA--	"FUNCTION:Inhibits pectin methylesterase from flowers and siliques.SUBUNIT:Monomer and homodimer.TISSUE SPECIFICITY:Highest expression in flowers.DOMAIN:The N-terminal alpha-hairpin extension is required for pectinmethylesterase inhibitor activity.SIMILARITY:Belongs to the PMEI family."