tokens: Primer extension analysis of C/EBP-epsilon mRNA detected a single major transcription start site approximately 200 bp upstream of the start codon .
folded_tokens: primer extension analysis of c/ebp-epsilon mrna detected a single major transcription start site approximately 200 bp upstream of the start codon .
labels: O O O O B-protein_molecule O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O