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_5364	CALX_HELTU	--NA--	"Helianthus tuberosus"	Asteraceae	--NA--	Signaling-peptide	"Calcium; Chaperone; Endoplasmic reticulum; Glycoprotein; Lectin; Membrane; Repeat; Signal; Transmembrane | Calnexin homolog precursor.Endoplasmic reticulum membrane; Single-pass type I membrane protein (By similari"	--NA--	EKEDYPGEWKHSKSEGHDDYGLLVSDKARKYAIVKELEKPVELKDGTIVLGILLGSRSLRWKKRNRRLKKNQPLLDGLKGIQKAVFDVLYKIADLPFLGDHKVKVLELIEKAETQPNITIGVIVSIIVVIFSILLKLLFGGKKAAPKVNVIDGEEKKKANFLSSEDFEPALIPTKTIPDPDDKKPEDWDERAKIPDPEATKPDDWDEDAPMEILDEEAEKPEGWLDDEPEEIDDPEAVKPEDWDDEEDGEMELSRRKMCCYIQFCCFVLIGCFISQICASSDAIFYESFDESFEGSWIVSNKVHFILKHKNPKSGDYVEHHLKFPPSVPSDKLTHVYTAVIKPDNELVILQYEVRLQNGLECGGAYLKYLRPQDAGWTAKGFDNESPYSIMFGPDKCGATREIPNPDYFELEKPNFEPIAAIGIEDLDQQDGILFDNILIASDEKTAAKSVPKKKEEPEASNTAEVREGEEEKTEGEVAAAPRRRPRRDTWEAPQIENPKCESAPGCGEWRRPLKRNPAYKGKWHAPLIDNPAYKGIWKP	540	"Experimental evidence at transcript level"	61274.46	61236.08	4.92	--NA--	"FUNCTION:Calcium-binding protein that interacts with newly synthesized glycoproteins in the endoplasmic reticulum. It may act in assisting protein assembly and/or in the retention within the ER of unassembled protein subunits. It seems to play a major role in the quality control apparatus of the ER by the retention of incorrectly folded proteins (By similarity).SIMILARITY:Belongs to the calreticulin family."