the mitochondrial gene t-urf13 from maize ( zea mays l. ) with texas male-sterile ( t ) cytoplasm codes for a unique 13 kd polypeptide , t-urf13 , which is implicated in cytoplasmic male sterility and sensitivity to the insecticide methomyl and to host-specific fungal toxins produced by helminthosporium maydis race t ( hmt toxin ) and phyllosticta maydis ( pm toxin ) .
C0026955
fungal toxins
C0040549
toxin