tokens: The responsive region of the alpha 2 ( V ) collagen gene was localized to a fragment including 100 bp of basal promoter and 150 bp of exon 1 sequences , which contained two CRE like elements .
folded_tokens: the responsive region of the alpha 2 ( v ) collagen gene be localized to a fragment include 100 bp of basal promoter and 150 bp of exon 1 sequence , which contain two cre like element .