To identify novel targets of Mxr1p in Pichia pastoris cultured in methanol
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ABSTRACT: Pichia pastoris (Komagataella phaffi) transcription factor Mxr1p is known to regulate multiple metabolic pathways by binding to Mxr1p response elements of target genes. Mxr1p possesses a transactivation domain within the N-terminal 400 amino acids (Mxr1N400) which is functional during methanol metabolism. (Parua et al; 2012) Studies from our lab have shown that delta_mxr1 complemented with Mxr1N400 fails to reverse the growth defect of delta_mxr1 cultured in a medium containing methanol suggesting that region beyond N-terminal 400 amino acids has an essential function. We employed DNA microarray to identify genes whose expression is regulated by Mxr1N400 and full length Mxr1 during methanol metabolism. Pichia pastoris 14-3-3 regulates transcriptional activity of the methanol inducible transcription factor Mxr1 by direct interaction. Pabitra K. Parua, Paul M. Ryan and Elton T. Young. Molecular microbiology, 2012
ORGANISM(S): Komagataella pastoris
PROVIDER: GSE146829 | GEO | 2021/09/22
REPOSITORIES: GEO
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