tokens: The human C/EBPepsilon gene is transcribed by two alternative promoters , Palpha and Pbeta .
folded_tokens: the human c/ebpepsilon gene is transcribed by two alternative promoters , palpha and pbeta .
labels: O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O B-DNA_family_or_group O B-DNA_domain_or_region O B-DNA_domain_or_region O