Title : The mitochondrial iron exporter genes MMT1 and MMT2 in yeast are transcriptionally regulated by Aft1 and Yap1.

Pub. Date : 2020 Feb 7

PMID : 31896574






6 Functional Relationships(s)
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1 The mitochondrial iron exporter genes MMT1 and MMT2 in yeast are transcriptionally regulated by Aft1 and Yap1. Iron DNA-binding transcription factor AFT1 Saccharomyces cerevisiae S288C
2 Here, we report that MMT1 and MMT2 expression is transcriptionally regulated by two pathways: the low-iron sensing transcription factor Aft1 and the oxidant-sensing transcription factor Yap1. Iron DNA-binding transcription factor AFT1 Saccharomyces cerevisiae S288C
3 We defined Aft1- and Yap1-dependent transcriptional sites in the MMT1 promoter that are necessary for low iron- or oxidant-mediated MMT1 expression. Iron DNA-binding transcription factor AFT1 Saccharomyces cerevisiae S288C
4 Our findings reveal that both MMT1 and MMT2 are induced under low-iron conditions and that the low-iron regulator Aft1 is required for this induction. Iron DNA-binding transcription factor AFT1 Saccharomyces cerevisiae S288C
5 Our findings reveal that both MMT1 and MMT2 are induced under low-iron conditions and that the low-iron regulator Aft1 is required for this induction. Iron DNA-binding transcription factor AFT1 Saccharomyces cerevisiae S288C
6 We further uncover an Aft1-binding site in the MMT1 promoter sufficient for inducing MMT1 transcription and identify an MMT2 promoter region required for low-iron induction. Iron DNA-binding transcription factor AFT1 Saccharomyces cerevisiae S288C