Table 1. PDGLP1-Myc Interaction Partners Identified from an Arabidopsis PECP Preparation by Co-IP Assays.

Protein Identity	Molecular Mass (kD)	No. of Unique Peptides	Coverage (%)	Arabidopsis Accession No.
Putative ABC transporter	80	5	21	AT5G58270
Actin	48	2	20	AT3G53750
NCAPP1	40	3	24	AT5G15140
β-1,3-glucanase	40	6	38	AT3G57270.1
Phosphate-responsive1	33	5	29	AT4G08950.1
PDGLP1	23	13	83	AT1G09560
PDGLP2	23	2	12	AT1G02335