tokens: Multidrug resistance in Saccharomyces cerevisiae mainly results from the overexpression of genes coding for the membrane efflux pumps , the major facilitators and the ABC binding cassette transporters , under the control of key transcription regulators encoded by the PDR1 and PDR3 genes .
folded_tokens: multidrug resistance in saccharomyces cerevisiae mainly result from the overexpression of gene code for the membrane efflux pump , the major facilitator and the ABC binding cassette transporter , under the control of key transcription regulator encode by the pdr1 and pdr3 gene .