Distribution of RNS2 among various organs of
Arabidopsis. Protein extracts (30 μg per lane) were made from organs
of 4- to 5-week-old wild-type plants and resolved by SDS-PAGE. Proteins
were then transferred to a membrane and immunodetected with anti-RNS2
serum. R, Roots; S stems; L, leaves; F, flowers; Sl, siliques; Sd,
seeds.