SPX (SYG1/Pho81/XPR1) domain-containing protein. similar to SPX (SYG1/Pho81/XPR1) domain-containing protein [Arabidopsis thaliana] (TAIR:AT2G26660.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO15014.1); contains InterPro domain SPX, N-terminal (InterPro:IPR004331)