Supplemental Figure 1
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Fig. S1. HAP2 subcellular localization. (A) Field of pollen grains expressing HAP2protein:YFP (left, YFP; right, DAPI). Fluorescence is often observed in a perinuclear ring (arrowhead) but also in the cytoplasm, extending to the likely position of the sperm plasma membrane (arrow). (B-G) Individual pollen grains expressing HAP2protein:YFP (left, YFP; right, DAPI). The arrows in C and F indicate fluorescence in cytoplasmic tails; arrowheads indicate perinuclear fluorescence. Scale bars: 10 μm.