integral membrane family protein. Identical to UPF0497 membrane protein At3g55390 [Arabidopsis Thaliana] (GB:Q9M2U0); similar to unnamed protein product [Vitis vinifera] (GB:CAO69225.1); contains InterPro domain Conserved hypothetical protein CHP01569, trans-membrane plant (InterPro:IPR006459); contains InterPro domain Protein of unknown function DUF588 (InterPro:IPR006702)