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. 2002 Aug 19;158(4):761–772. doi: 10.1083/jcb.200112050

Figure 5.

Figure 5.

ETF1 is required for Cvt pathway trafficking. Cells were grown overnight at 26°C and pulse labeled with [35S]methionine for 10 min at 38°C. (A) After a 30 min chase, labeled wild-type, vps34 tsf, and etf1Δ cells were lysed and immunoprecipitated for CPY. Samples were resolved by SDS-PAGE and fluorography. (B) After 1- or 2-h chases in the presence or absence of 0.2 μg/ml rapamycin, API immunoprecipitates derived from labeled wild-type, vps34 tsf, etf1Δ, and etf1 (K113–118A) strains were analyzed by SDS-PAGE and fluorography, revealing defects in API maturation in the etf1Δ cells by the Cvt pathway but not macroautophagy.