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Putative CREs in the FMR1 promoter. A, Conserved regions among multiple placental mammalian species were identified by UCSC Genome browser. Two putative CREs are indicated with yellow. TSS; transcription start site. B, Two putative CREs are highly conserved across species (mouse, rat, human, cow, opossum). Conserved CRE sequences are highlighted in yellow.
