Levels of core subunits of the mitochondrial complex were reduced in the slorrm4#1 mutant. Nad3, Cytc1, COXII, and ATPase-B are core subunits of complexes I, III, IV, and V. Actin was used as a loading control. Total proteins were extracted from fruits at 32 DPA and stained with Coomassie Brilliant Blue (CBB staining). WT, Wild type.