tokens: The MXR gene encodes a half-transporter and the absence of cytogenetic evidence of coamplification of other regions suggests that a partner may not be overexpressed , and instead the MXR half-transporter homodimerizes to mediate drug transport .
folded_tokens: the mxr gene encode a half-transporter and the absence of cytogenetic evidence of coamplification of other region suggest that a partner may not be overexpress , and instead the mxr half-transporter homodimerize to mediate drug transport .