PUX10 is a member of the plant UBX-domain containing (PUX) protein family. It is an integral lipid droplet (LD) protein that associates with a subpopulation of LDs during seed germination.
GPAT4 is bifunctional sn-glycerol-3-phosphate 2-O-acyltransferase/phosphatase. It is involved in cutin assembly and is functionally redundant with GPAT8.