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_5305	PME1_SOLLC	--NA--	"Solanum lycopersicum, Lycopersicon esculentum"	Solanaceae	--NA--	Signaling-peptide	"3D-structure; Aspartyl esterase; Cell wall; Cell wall biogenesis/degradation; Direct protein sequencing; Fruit ripening; Hydrolase; Secreted; Signal; Zymogen | Pectinesterase-1 precursor (EC 3.1.1.11) (Pectin methylesterase 1) (PE,1).Secreted, cell wall."	--NA--	EDVFMTVLGKMPSWVSSMDRKLMESSGKDIIANAVVAQDGTGDYQTLAEAINRCRIDAYQDTLYAHSQRQFYRDSYVTGTVDFIFGNAAVVFQKCQLVARKPGKYQQNMVTAQGRTDPNQATGTSIQFCNIIASSDLEPVLKEFPTYLGRKTAQDSQLCLSYVSDLISNEIVTTESDGHSILMKFLVNYVHQMNNAIPVVMANPQQPLLIKTHKQNPIISFKILSFVITLFVALFLVAPYQVEIKHSNLCNVVDGSTTFRSATLAAVGQGFILQDICIQNTAGPAKDQAVALRVGADMSVPWKEYSRTVVMESYLGGLINPAGWAEWDGDFALKTLYYGEFMNNGPGAGTRKMKNQINDIRQHGALTDCLELLDQSVDFASDSIAAIDKRSRSEHANAQSSKRVKWPGYHVITDPAKAMPFTVAKLIQGGSWLRSTGVAYVDGLYDVAAAPDKSKTRYVIYVKRGTYKENVEVASNKMNLMIVGDGMYATTITGSLWLSGVLTNHVTCLDELDSFTKAMINGTNLEELISRAKVALAMLASLTTQD	546	"Experimental evidence at protein level"	60065.61	60027.29	6.35	--NA--	"FUNCTION:Pectinesterase may play a role in cell wall metabolism during fruit growth and development prior to ripening and may be required for preparing cell walls for softening by polygalacturonase during fruit ripening.CATALYTIC ACTIVITY:Pectin n H(2)O = n methanol pectate.DEVELOPMENTAL STAGE:In ripening fruit.SIMILARITY:Belongs to the pectinesterase family."