proton-dependent oligopeptide transport (POT) family protein. similar to proton-dependent oligopeptide transport (POT) family protein [Arabidopsis thaliana] (TAIR:AT1G18880.1); similar to proton-dependent oligopeptide transport (POT) family protein [Arabidopsis thaliana] (TAIR:AT5G62680.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO62491.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO62493.1); contains InterPro domain TGF-beta receptor, type I/II extracellular region; (InterPro:IPR000109); contains InterPro domain MFS general substrate transporter (InterPro:IPR016196)