PQ-loop repeat family protein / transmembrane family protein. Identical to Mannose-P-dolichol utilization defect 1 protein homolog [Arabidopsis Thaliana] (GB:Q9LTI3); similar to PQ-loop repeat family protein / transmembrane family protein [Arabidopsis thaliana] (TAIR:AT4G07390.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO61397.1); contains InterPro domain Mannose-P-dolichol utilization defect 1 protein (InterPro:IPR016817); contains InterPro domain Cystinosin/ERS1p repeat (InterPro:IPR006603)