TMEM37 and infection: Interestingly, upon Pst DC3000 infection, the proteins less abundant in tgnap1-2 apoplast compared to Col-3 were exclusively represented by antimicrobial proteins (Fig. 4c and Supplementary Fig. S7) of the pathogenesis-related proteins family (i.e., PR1, PR2, PR5)44, berberine-bridge enzymes (BBE4, BBE7), and secreted serine aspartic proteases (SAP1 and SAP2)45.