[['vacuolar protease B', 'NATURAL_HOST', 'Saccharomyces cerevisiae'], ['vacuolar protease B', 'PRION_PHENOTYPE', 'failure to degrade cellular proteins under N starvation'], ['vacuolar protease B', 'FUNCTION', 'death in stationary phase, failure in meiosis']]
With the phenotype of faling to degrade cellular proteins under N starvation, _____ has natural host _____, whose normal function is death in stationary phase and failure in meiosis.